./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a1351cae46a0bf53747c47a3bd817fbc84c54eae ............................................................................................................................................ 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_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a1351cae46a0bf53747c47a3bd817fbc84c54eae ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 06:58:13,523 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:58:13,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:58:13,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:58:13,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:58:13,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:58:13,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:58:13,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:58:13,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:58:13,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:58:13,580 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:58:13,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:58:13,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:58:13,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:58:13,586 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:58:13,587 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:58:13,588 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:58:13,590 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:58:13,592 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:58:13,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:58:13,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:58:13,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:58:13,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:58:13,600 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:58:13,604 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:58:13,605 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:58:13,605 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:58:13,606 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:58:13,607 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:58:13,608 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:58:13,609 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:58:13,610 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:58:13,610 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:58:13,612 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:58:13,613 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:58:13,613 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:58:13,614 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:58:13,615 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:58:13,615 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:58:13,616 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:58:13,617 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:58:13,618 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 06:58:13,644 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:58:13,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:58:13,645 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:58:13,646 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:58:13,646 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:58:13,646 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:58:13,646 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 06:58:13,646 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:58:13,647 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:58:13,647 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 06:58:13,647 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 06:58:13,647 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:58:13,648 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 06:58:13,648 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 06:58:13,648 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 06:58:13,649 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:58:13,649 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:58:13,649 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 06:58:13,649 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:58:13,650 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:58:13,650 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 06:58:13,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:58:13,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 06:58:13,651 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:58:13,651 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:58:13,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 06:58:13,651 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:58:13,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 06:58:13,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:58:13,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:58:13,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:58:13,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:58:13,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:58:13,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 06:58:13,653 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 06:58:13,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 06:58:13,654 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 06:58:13,654 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:58:13,654 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:58:13,654 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_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1351cae46a0bf53747c47a3bd817fbc84c54eae [2021-10-13 06:58:13,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:58:14,007 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:58:14,010 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:58:14,011 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:58:14,012 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:58:14,012 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c [2021-10-13 06:58:14,080 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/data/f9912e28d/506e17e3849b49c7b9e2892931999eb3/FLAGdb7cbe460 [2021-10-13 06:58:14,594 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:58:14,595 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c [2021-10-13 06:58:14,607 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/data/f9912e28d/506e17e3849b49c7b9e2892931999eb3/FLAGdb7cbe460 [2021-10-13 06:58:14,921 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/data/f9912e28d/506e17e3849b49c7b9e2892931999eb3 [2021-10-13 06:58:14,923 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:58:14,924 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:58:14,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:58:14,933 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:58:14,936 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:58:14,937 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:58:14" (1/1) ... [2021-10-13 06:58:14,939 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c2e637 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:14, skipping insertion in model container [2021-10-13 06:58:14,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:58:14" (1/1) ... [2021-10-13 06:58:14,947 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:58:14,997 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:58:15,176 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c[1281,1294] [2021-10-13 06:58:15,313 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:58:15,323 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-13 06:58:15,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7b03afc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:15, skipping insertion in model container [2021-10-13 06:58:15,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 06:58:15,324 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 06:58:15,326 INFO L168 Benchmark]: Toolchain (without parser) took 400.40 ms. Allocated memory is still 109.1 MB. Free memory was 71.7 MB in the beginning and 81.4 MB in the end (delta: -9.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 06:58:15,327 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 109.1 MB. Free memory is still 88.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:58:15,328 INFO L168 Benchmark]: CACSL2BoogieTranslator took 391.85 ms. Allocated memory is still 109.1 MB. Free memory was 71.5 MB in the beginning and 81.4 MB in the end (delta: -9.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 06:58:15,329 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 109.1 MB. Free memory is still 88.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 391.85 ms. Allocated memory is still 109.1 MB. Free memory was 71.5 MB in the beginning and 81.4 MB in the end (delta: -9.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 566]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 06:58:17,517 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:58:17,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:58:17,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:58:17,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:58:17,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:58:17,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:58:17,561 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:58:17,564 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:58:17,565 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:58:17,566 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:58:17,568 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:58:17,569 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:58:17,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:58:17,572 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:58:17,574 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:58:17,575 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:58:17,576 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:58:17,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:58:17,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:58:17,583 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:58:17,588 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:58:17,590 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:58:17,591 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:58:17,594 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:58:17,595 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:58:17,595 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:58:17,597 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:58:17,597 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:58:17,598 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:58:17,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:58:17,609 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:58:17,610 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:58:17,611 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:58:17,625 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:58:17,626 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:58:17,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:58:17,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:58:17,630 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:58:17,632 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:58:17,633 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:58:17,636 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 06:58:17,667 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:58:17,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:58:17,668 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:58:17,668 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:58:17,669 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:58:17,669 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:58:17,669 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:58:17,669 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:58:17,669 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:58:17,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:58:17,671 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:58:17,671 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:58:17,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:58:17,671 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 06:58:17,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:58:17,672 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 06:58:17,672 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:58:17,672 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 06:58:17,672 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 06:58:17,672 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:58:17,673 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 06:58:17,673 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:58:17,673 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 06:58:17,673 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:58:17,674 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 06:58:17,674 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:58:17,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:58:17,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:58:17,675 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:58:17,675 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 06:58:17,675 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 06:58:17,675 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 06:58:17,675 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 06:58:17,676 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:58:17,676 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:58:17,676 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_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a1351cae46a0bf53747c47a3bd817fbc84c54eae [2021-10-13 06:58:18,020 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:58:18,046 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:58:18,050 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:58:18,051 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:58:18,052 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:58:18,055 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c [2021-10-13 06:58:18,144 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/data/c0ddd288d/d1f9586a39fe453f99d4c5ed35890f15/FLAG8c9c6745f [2021-10-13 06:58:18,691 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:58:18,695 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c [2021-10-13 06:58:18,714 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/data/c0ddd288d/d1f9586a39fe453f99d4c5ed35890f15/FLAG8c9c6745f [2021-10-13 06:58:18,999 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/data/c0ddd288d/d1f9586a39fe453f99d4c5ed35890f15 [2021-10-13 06:58:19,007 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:58:19,010 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:58:19,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:58:19,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:58:19,017 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:58:19,018 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:58:19" (1/1) ... [2021-10-13 06:58:19,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a2c2480 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:19, skipping insertion in model container [2021-10-13 06:58:19,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:58:19" (1/1) ... [2021-10-13 06:58:19,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:58:19,087 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:58:19,286 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_fb56acf5-9828-49fe-ab6b-28f8e4456781/sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c[1281,1294] [2021-10-13 06:58:19,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:58:19,559 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-13 06:58:19,569 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:58:19,572 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_fb56acf5-9828-49fe-ab6b-28f8e4456781/sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c[1281,1294] [2021-10-13 06:58:19,669 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:58:19,679 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 06:58:19,703 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_fb56acf5-9828-49fe-ab6b-28f8e4456781/sv-benchmarks/c/product-lines/minepump_spec4_product61.cil.c[1281,1294] [2021-10-13 06:58:19,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:58:19,787 INFO L208 MainTranslator]: Completed translation [2021-10-13 06:58:19,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:19 WrapperNode [2021-10-13 06:58:19,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 06:58:19,789 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 06:58:19,790 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 06:58:19,790 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 06:58:19,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:19" (1/1) ... [2021-10-13 06:58:19,817 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:19" (1/1) ... [2021-10-13 06:58:19,912 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 06:58:19,913 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 06:58:19,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 06:58:19,914 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 06:58:19,922 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:19" (1/1) ... [2021-10-13 06:58:19,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:19" (1/1) ... [2021-10-13 06:58:19,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:19" (1/1) ... [2021-10-13 06:58:19,950 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:19" (1/1) ... [2021-10-13 06:58:19,973 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:19" (1/1) ... [2021-10-13 06:58:19,987 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:19" (1/1) ... [2021-10-13 06:58:20,006 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:19" (1/1) ... [2021-10-13 06:58:20,012 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 06:58:20,013 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 06:58:20,013 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 06:58:20,014 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 06:58:20,014 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:19" (1/1) ... [2021-10-13 06:58:20,021 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:58:20,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:58:20,054 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 06:58:20,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 06:58:20,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 06:58:20,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 06:58:20,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 06:58:20,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 06:58:22,640 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 06:58:22,641 INFO L299 CfgBuilder]: Removed 348 assume(true) statements. [2021-10-13 06:58:22,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:58:22 BoogieIcfgContainer [2021-10-13 06:58:22,643 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 06:58:22,645 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 06:58:22,645 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 06:58:22,648 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 06:58:22,648 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 06:58:19" (1/3) ... [2021-10-13 06:58:22,649 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59118eb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:58:22, skipping insertion in model container [2021-10-13 06:58:22,649 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:58:19" (2/3) ... [2021-10-13 06:58:22,650 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59118eb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:58:22, skipping insertion in model container [2021-10-13 06:58:22,650 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:58:22" (3/3) ... [2021-10-13 06:58:22,651 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product61.cil.c [2021-10-13 06:58:22,656 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 06:58:22,657 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 06:58:22,713 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 06:58:22,719 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 06:58:22,720 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 06:58:22,745 INFO L276 IsEmpty]: Start isEmpty. Operand has 225 states, 221 states have (on average 1.5203619909502262) internal successors, (336), 224 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:22,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 06:58:22,751 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:22,752 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:22,753 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:22,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:22,758 INFO L82 PathProgramCache]: Analyzing trace with hash 1538221509, now seen corresponding path program 1 times [2021-10-13 06:58:22,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:22,771 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [885584225] [2021-10-13 06:58:22,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:22,772 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:22,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:22,775 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:22,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 06:58:22,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:22,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-13 06:58:22,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:23,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:23,045 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:23,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:23,089 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:23,090 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [885584225] [2021-10-13 06:58:23,090 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [885584225] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:23,091 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:23,091 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-13 06:58:23,092 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788777488] [2021-10-13 06:58:23,097 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 06:58:23,097 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:23,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 06:58:23,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 06:58:23,113 INFO L87 Difference]: Start difference. First operand has 225 states, 221 states have (on average 1.5203619909502262) internal successors, (336), 224 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:23,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:23,157 INFO L93 Difference]: Finished difference Result 444 states and 665 transitions. [2021-10-13 06:58:23,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 06:58:23,158 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-13 06:58:23,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:23,170 INFO L225 Difference]: With dead ends: 444 [2021-10-13 06:58:23,170 INFO L226 Difference]: Without dead ends: 221 [2021-10-13 06:58:23,174 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 06:58:23,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2021-10-13 06:58:23,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2021-10-13 06:58:23,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 218 states have (on average 1.4862385321100917) internal successors, (324), 220 states have internal predecessors, (324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:23,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 324 transitions. [2021-10-13 06:58:23,230 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 324 transitions. Word has length 16 [2021-10-13 06:58:23,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:23,230 INFO L470 AbstractCegarLoop]: Abstraction has 221 states and 324 transitions. [2021-10-13 06:58:23,231 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:23,231 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 324 transitions. [2021-10-13 06:58:23,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-13 06:58:23,232 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:23,233 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:23,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:23,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:23,446 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:23,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:23,447 INFO L82 PathProgramCache]: Analyzing trace with hash 1505952337, now seen corresponding path program 1 times [2021-10-13 06:58:23,447 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:23,448 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2101391250] [2021-10-13 06:58:23,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:23,448 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:23,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:23,449 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:23,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-13 06:58:23,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:23,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 06:58:23,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:23,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:23,703 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:23,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:23,751 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:23,752 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2101391250] [2021-10-13 06:58:23,752 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2101391250] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:23,752 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:23,752 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 06:58:23,753 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893219471] [2021-10-13 06:58:23,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 06:58:23,754 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:23,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 06:58:23,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:58:23,755 INFO L87 Difference]: Start difference. First operand 221 states and 324 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:23,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:23,775 INFO L93 Difference]: Finished difference Result 221 states and 324 transitions. [2021-10-13 06:58:23,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 06:58:23,776 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-13 06:58:23,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:23,777 INFO L225 Difference]: With dead ends: 221 [2021-10-13 06:58:23,777 INFO L226 Difference]: Without dead ends: 83 [2021-10-13 06:58:23,778 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.4ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:58:23,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-10-13 06:58:23,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-10-13 06:58:23,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 82 states have (on average 1.475609756097561) internal successors, (121), 82 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:23,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 121 transitions. [2021-10-13 06:58:23,786 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 121 transitions. Word has length 17 [2021-10-13 06:58:23,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:23,787 INFO L470 AbstractCegarLoop]: Abstraction has 83 states and 121 transitions. [2021-10-13 06:58:23,787 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:23,787 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions. [2021-10-13 06:58:23,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-13 06:58:23,788 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:23,788 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:23,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:24,003 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:24,003 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:24,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:24,004 INFO L82 PathProgramCache]: Analyzing trace with hash -1849279646, now seen corresponding path program 1 times [2021-10-13 06:58:24,005 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:24,005 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [599348663] [2021-10-13 06:58:24,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:24,005 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:24,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:24,006 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:24,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-13 06:58:24,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:24,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 06:58:24,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:24,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:24,302 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:24,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:24,382 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:24,383 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [599348663] [2021-10-13 06:58:24,383 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [599348663] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:24,384 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:24,384 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-13 06:58:24,384 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723027943] [2021-10-13 06:58:24,384 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 06:58:24,385 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:24,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 06:58:24,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:58:24,389 INFO L87 Difference]: Start difference. First operand 83 states and 121 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:24,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:24,410 INFO L93 Difference]: Finished difference Result 160 states and 236 transitions. [2021-10-13 06:58:24,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 06:58:24,410 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-13 06:58:24,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:24,414 INFO L225 Difference]: With dead ends: 160 [2021-10-13 06:58:24,415 INFO L226 Difference]: Without dead ends: 83 [2021-10-13 06:58:24,418 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.9ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:58:24,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-10-13 06:58:24,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-10-13 06:58:24,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 82 states have (on average 1.4634146341463414) internal successors, (120), 82 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:24,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 120 transitions. [2021-10-13 06:58:24,432 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 120 transitions. Word has length 22 [2021-10-13 06:58:24,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:24,432 INFO L470 AbstractCegarLoop]: Abstraction has 83 states and 120 transitions. [2021-10-13 06:58:24,432 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:24,432 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 120 transitions. [2021-10-13 06:58:24,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-13 06:58:24,433 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:24,434 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:24,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:24,634 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:24,635 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:24,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:24,635 INFO L82 PathProgramCache]: Analyzing trace with hash 1583482167, now seen corresponding path program 1 times [2021-10-13 06:58:24,636 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:24,636 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2103759939] [2021-10-13 06:58:24,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:24,636 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:24,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:24,637 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:24,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-13 06:58:24,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:24,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 06:58:24,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:24,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:24,950 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:25,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:25,016 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:25,016 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2103759939] [2021-10-13 06:58:25,016 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2103759939] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:25,016 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:25,016 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-13 06:58:25,017 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195493518] [2021-10-13 06:58:25,017 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 06:58:25,017 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:25,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 06:58:25,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:58:25,019 INFO L87 Difference]: Start difference. First operand 83 states and 120 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:25,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:25,106 INFO L93 Difference]: Finished difference Result 166 states and 242 transitions. [2021-10-13 06:58:25,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 06:58:25,107 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-10-13 06:58:25,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:25,108 INFO L225 Difference]: With dead ends: 166 [2021-10-13 06:58:25,108 INFO L226 Difference]: Without dead ends: 89 [2021-10-13 06:58:25,109 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:58:25,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2021-10-13 06:58:25,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 87. [2021-10-13 06:58:25,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 86 states have (on average 1.4186046511627908) internal successors, (122), 86 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:25,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 122 transitions. [2021-10-13 06:58:25,118 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 122 transitions. Word has length 25 [2021-10-13 06:58:25,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:25,118 INFO L470 AbstractCegarLoop]: Abstraction has 87 states and 122 transitions. [2021-10-13 06:58:25,119 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:25,119 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 122 transitions. [2021-10-13 06:58:25,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-13 06:58:25,120 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:25,120 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:25,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-10-13 06:58:25,343 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:25,343 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:25,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:25,344 INFO L82 PathProgramCache]: Analyzing trace with hash 1877204683, now seen corresponding path program 1 times [2021-10-13 06:58:25,344 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:25,345 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [660833061] [2021-10-13 06:58:25,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:25,345 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:25,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:25,346 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:25,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-13 06:58:25,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:25,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 06:58:25,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:25,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:25,718 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:25,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:58:25,865 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:25,865 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [660833061] [2021-10-13 06:58:25,865 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [660833061] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:25,865 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:25,865 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2021-10-13 06:58:25,866 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050203199] [2021-10-13 06:58:25,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 06:58:25,866 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:25,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 06:58:25,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-13 06:58:25,867 INFO L87 Difference]: Start difference. First operand 87 states and 122 transitions. Second operand has 8 states, 8 states have (on average 7.375) internal successors, (59), 7 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) [2021-10-13 06:58:26,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:26,211 INFO L93 Difference]: Finished difference Result 673 states and 969 transitions. [2021-10-13 06:58:26,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-13 06:58:26,212 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 7 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 31 [2021-10-13 06:58:26,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:26,216 INFO L225 Difference]: With dead ends: 673 [2021-10-13 06:58:26,216 INFO L226 Difference]: Without dead ends: 592 [2021-10-13 06:58:26,217 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 131.9ms TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2021-10-13 06:58:26,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2021-10-13 06:58:26,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 204. [2021-10-13 06:58:26,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 203 states have (on average 1.3940886699507389) internal successors, (283), 203 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:26,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 283 transitions. [2021-10-13 06:58:26,247 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 283 transitions. Word has length 31 [2021-10-13 06:58:26,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:26,247 INFO L470 AbstractCegarLoop]: Abstraction has 204 states and 283 transitions. [2021-10-13 06:58:26,247 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 7 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) [2021-10-13 06:58:26,248 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 283 transitions. [2021-10-13 06:58:26,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-13 06:58:26,250 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:26,250 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:26,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:26,462 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:26,463 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:26,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:26,463 INFO L82 PathProgramCache]: Analyzing trace with hash 26564831, now seen corresponding path program 1 times [2021-10-13 06:58:26,464 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:26,464 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [948689228] [2021-10-13 06:58:26,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:26,465 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:26,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:26,466 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:26,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-13 06:58:26,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:26,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 06:58:26,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:26,865 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 06:58:26,865 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:26,982 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 06:58:26,982 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:26,982 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [948689228] [2021-10-13 06:58:26,982 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [948689228] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:26,983 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:26,983 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 06:58:26,983 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471270276] [2021-10-13 06:58:26,983 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:58:26,984 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:26,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:58:26,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:58:26,984 INFO L87 Difference]: Start difference. First operand 204 states and 283 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:27,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:27,097 INFO L93 Difference]: Finished difference Result 540 states and 739 transitions. [2021-10-13 06:58:27,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 06:58:27,097 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 52 [2021-10-13 06:58:27,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:27,100 INFO L225 Difference]: With dead ends: 540 [2021-10-13 06:58:27,100 INFO L226 Difference]: Without dead ends: 342 [2021-10-13 06:58:27,101 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 30.2ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 06:58:27,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2021-10-13 06:58:27,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 225. [2021-10-13 06:58:27,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 224 states have (on average 1.3571428571428572) internal successors, (304), 224 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:27,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 304 transitions. [2021-10-13 06:58:27,125 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 304 transitions. Word has length 52 [2021-10-13 06:58:27,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:27,125 INFO L470 AbstractCegarLoop]: Abstraction has 225 states and 304 transitions. [2021-10-13 06:58:27,125 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:27,126 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 304 transitions. [2021-10-13 06:58:27,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-13 06:58:27,128 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:27,128 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:27,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:27,340 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:27,341 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:27,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:27,341 INFO L82 PathProgramCache]: Analyzing trace with hash 728164705, now seen corresponding path program 1 times [2021-10-13 06:58:27,342 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:27,342 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1732867127] [2021-10-13 06:58:27,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:27,342 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:27,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:27,344 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:27,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-13 06:58:27,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:27,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 06:58:27,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:27,770 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 06:58:27,771 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:27,895 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 06:58:27,895 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:27,896 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1732867127] [2021-10-13 06:58:27,896 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1732867127] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:27,896 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:27,896 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-13 06:58:27,896 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052952040] [2021-10-13 06:58:27,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 06:58:27,897 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:27,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 06:58:27,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-13 06:58:27,898 INFO L87 Difference]: Start difference. First operand 225 states and 304 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:27,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:27,993 INFO L93 Difference]: Finished difference Result 506 states and 680 transitions. [2021-10-13 06:58:27,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:58:27,994 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 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 52 [2021-10-13 06:58:27,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:27,999 INFO L225 Difference]: With dead ends: 506 [2021-10-13 06:58:27,999 INFO L226 Difference]: Without dead ends: 287 [2021-10-13 06:58:28,000 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 23.9ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 06:58:28,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2021-10-13 06:58:28,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 191. [2021-10-13 06:58:28,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 190 states have (on average 1.3263157894736841) internal successors, (252), 190 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:28,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 252 transitions. [2021-10-13 06:58:28,026 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 252 transitions. Word has length 52 [2021-10-13 06:58:28,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:28,026 INFO L470 AbstractCegarLoop]: Abstraction has 191 states and 252 transitions. [2021-10-13 06:58:28,026 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:28,026 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 252 transitions. [2021-10-13 06:58:28,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-13 06:58:28,033 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:28,034 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:28,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (8)] Ended with exit code 0 [2021-10-13 06:58:28,246 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:28,247 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:28,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:28,247 INFO L82 PathProgramCache]: Analyzing trace with hash -1967630623, now seen corresponding path program 1 times [2021-10-13 06:58:28,248 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:28,248 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1516989750] [2021-10-13 06:58:28,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:28,249 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:28,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:28,250 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:28,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-13 06:58:28,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:28,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 06:58:28,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:28,781 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-13 06:58:28,781 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:28,965 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-13 06:58:28,966 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:28,966 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1516989750] [2021-10-13 06:58:28,966 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1516989750] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:28,966 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:28,966 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 06:58:28,967 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103533045] [2021-10-13 06:58:28,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 06:58:28,967 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:28,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 06:58:28,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-13 06:58:28,968 INFO L87 Difference]: Start difference. First operand 191 states and 252 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 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) [2021-10-13 06:58:29,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:29,188 INFO L93 Difference]: Finished difference Result 871 states and 1182 transitions. [2021-10-13 06:58:29,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-13 06:58:29,189 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 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 53 [2021-10-13 06:58:29,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:29,193 INFO L225 Difference]: With dead ends: 871 [2021-10-13 06:58:29,193 INFO L226 Difference]: Without dead ends: 686 [2021-10-13 06:58:29,194 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 83.5ms TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-10-13 06:58:29,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states. [2021-10-13 06:58:29,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 374. [2021-10-13 06:58:29,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 374 states, 373 states have (on average 1.3136729222520107) internal successors, (490), 373 states have internal predecessors, (490), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:29,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 490 transitions. [2021-10-13 06:58:29,243 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 490 transitions. Word has length 53 [2021-10-13 06:58:29,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:29,243 INFO L470 AbstractCegarLoop]: Abstraction has 374 states and 490 transitions. [2021-10-13 06:58:29,243 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 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) [2021-10-13 06:58:29,243 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 490 transitions. [2021-10-13 06:58:29,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-13 06:58:29,244 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:29,245 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:29,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:29,457 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:29,457 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:29,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:29,458 INFO L82 PathProgramCache]: Analyzing trace with hash 1827053301, now seen corresponding path program 1 times [2021-10-13 06:58:29,459 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:29,459 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1292581889] [2021-10-13 06:58:29,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:29,460 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:29,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:29,461 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:29,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-13 06:58:29,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:29,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 06:58:29,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:30,009 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 06:58:30,009 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:30,233 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 06:58:30,233 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:30,233 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1292581889] [2021-10-13 06:58:30,233 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1292581889] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:58:30,233 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1022548725] [2021-10-13 06:58:30,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:30,234 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 06:58:30,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 06:58:30,240 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 06:58:30,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2021-10-13 06:58:30,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:30,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 06:58:30,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:30,776 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-13 06:58:30,777 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:30,884 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-13 06:58:30,884 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1022548725] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:30,884 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2021-10-13 06:58:30,884 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [5, 5] total 13 [2021-10-13 06:58:30,885 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787452973] [2021-10-13 06:58:30,885 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:58:30,885 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:30,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:58:30,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2021-10-13 06:58:30,886 INFO L87 Difference]: Start difference. First operand 374 states and 490 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:31,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:31,179 INFO L93 Difference]: Finished difference Result 1022 states and 1347 transitions. [2021-10-13 06:58:31,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-13 06:58:31,179 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-10-13 06:58:31,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:31,186 INFO L225 Difference]: With dead ends: 1022 [2021-10-13 06:58:31,186 INFO L226 Difference]: Without dead ends: 1020 [2021-10-13 06:58:31,187 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 136.0ms TimeCoverageRelationStatistics Valid=48, Invalid=224, Unknown=0, NotChecked=0, Total=272 [2021-10-13 06:58:31,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1020 states. [2021-10-13 06:58:31,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1020 to 374. [2021-10-13 06:58:31,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 374 states, 373 states have (on average 1.3083109919571045) internal successors, (488), 373 states have internal predecessors, (488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:31,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 488 transitions. [2021-10-13 06:58:31,247 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 488 transitions. Word has length 54 [2021-10-13 06:58:31,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:31,247 INFO L470 AbstractCegarLoop]: Abstraction has 374 states and 488 transitions. [2021-10-13 06:58:31,247 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:31,247 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 488 transitions. [2021-10-13 06:58:31,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-13 06:58:31,249 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:31,249 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:31,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:31,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:31,652 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:31,652 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:31,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:31,652 INFO L82 PathProgramCache]: Analyzing trace with hash 1078505529, now seen corresponding path program 1 times [2021-10-13 06:58:31,653 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:31,653 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1767359948] [2021-10-13 06:58:31,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:31,653 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:31,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:31,654 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:31,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-10-13 06:58:32,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:32,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 06:58:32,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:32,299 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 06:58:32,299 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:32,534 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 06:58:32,534 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:32,534 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1767359948] [2021-10-13 06:58:32,535 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1767359948] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:58:32,535 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1872984809] [2021-10-13 06:58:32,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:32,535 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 06:58:32,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 06:58:32,537 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 06:58:32,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2021-10-13 06:58:32,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:32,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-13 06:58:32,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:33,237 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 06:58:33,237 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:33,476 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 06:58:33,477 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1872984809] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:58:33,477 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1565734793] [2021-10-13 06:58:33,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:33,477 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 06:58:33,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:58:33,480 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 06:58:33,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-10-13 06:58:33,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:33,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 06:58:33,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:34,096 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 06:58:34,097 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:34,324 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 06:58:34,324 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1565734793] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:58:34,324 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-13 06:58:34,325 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 11 [2021-10-13 06:58:34,325 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364299953] [2021-10-13 06:58:34,325 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-13 06:58:34,326 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:34,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-13 06:58:34,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-10-13 06:58:34,327 INFO L87 Difference]: Start difference. First operand 374 states and 488 transitions. Second operand has 12 states, 12 states have (on average 10.0) internal successors, (120), 11 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:38,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:38,425 INFO L93 Difference]: Finished difference Result 4777 states and 6284 transitions. [2021-10-13 06:58:38,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-10-13 06:58:38,426 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 10.0) internal successors, (120), 11 states have internal predecessors, (120), 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 60 [2021-10-13 06:58:38,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:38,454 INFO L225 Difference]: With dead ends: 4777 [2021-10-13 06:58:38,454 INFO L226 Difference]: Without dead ends: 4459 [2021-10-13 06:58:38,459 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 417 GetRequests, 344 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2035 ImplicationChecksByTransitivity, 1371.5ms TimeCoverageRelationStatistics Valid=1040, Invalid=4510, Unknown=0, NotChecked=0, Total=5550 [2021-10-13 06:58:38,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4459 states. [2021-10-13 06:58:38,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4459 to 664. [2021-10-13 06:58:38,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 664 states, 663 states have (on average 1.3182503770739065) internal successors, (874), 663 states have internal predecessors, (874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:38,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 664 states and 874 transitions. [2021-10-13 06:58:38,608 INFO L78 Accepts]: Start accepts. Automaton has 664 states and 874 transitions. Word has length 60 [2021-10-13 06:58:38,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:38,608 INFO L470 AbstractCegarLoop]: Abstraction has 664 states and 874 transitions. [2021-10-13 06:58:38,609 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 10.0) internal successors, (120), 11 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:38,609 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 874 transitions. [2021-10-13 06:58:38,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-13 06:58:38,611 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:58:38,611 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:58:38,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:38,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:39,021 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2021-10-13 06:58:39,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt [2021-10-13 06:58:39,220 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:58:39,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:58:39,220 INFO L82 PathProgramCache]: Analyzing trace with hash 396849281, now seen corresponding path program 1 times [2021-10-13 06:58:39,220 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:58:39,221 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [942469183] [2021-10-13 06:58:39,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:58:39,221 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:58:39,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:58:39,222 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:58:39,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-10-13 06:58:39,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:58:39,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 06:58:39,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:58:39,930 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-13 06:58:39,931 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:58:40,146 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-13 06:58:40,146 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:58:40,147 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [942469183] [2021-10-13 06:58:40,147 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [942469183] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:58:40,147 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:58:40,147 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-13 06:58:40,147 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677170706] [2021-10-13 06:58:40,148 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 06:58:40,148 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:58:40,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 06:58:40,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-13 06:58:40,150 INFO L87 Difference]: Start difference. First operand 664 states and 874 transitions. Second operand has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:40,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:58:40,249 INFO L93 Difference]: Finished difference Result 1066 states and 1374 transitions. [2021-10-13 06:58:40,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:58:40,250 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 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 85 [2021-10-13 06:58:40,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:58:40,250 INFO L225 Difference]: With dead ends: 1066 [2021-10-13 06:58:40,250 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 06:58:40,252 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 55.5ms TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-10-13 06:58:40,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 06:58:40,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 06:58:40,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:40,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 06:58:40,253 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2021-10-13 06:58:40,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:58:40,253 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 06:58:40,254 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:58:40,254 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 06:58:40,254 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 06:58:40,256 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:58:40,257 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:58:40,257 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:58:40,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-10-13 06:58:40,470 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:58:40,472 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 06:58:40,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:40,501 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:40,501 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:40,502 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:40,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:40,982 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,009 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,010 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,011 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,012 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,015 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,317 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,376 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,376 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,377 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,379 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,810 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,813 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,833 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,833 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,834 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,848 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,849 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,849 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,850 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,850 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,893 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,895 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,898 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,898 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,899 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:41,902 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,039 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,040 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,040 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,067 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,067 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,069 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,069 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,070 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,070 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,070 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,072 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,072 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,074 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,074 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,376 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,396 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,396 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,397 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,669 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,669 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,785 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,787 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,787 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:42,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:43,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:43,098 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:43,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:43,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:43,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:43,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:43,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:43,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:43,102 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:43,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:58:49,579 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-13 06:58:49,580 INFO L857 garLoopResultBuilder]: For program point L169(lines 169 177) no Hoare annotation was computed. [2021-10-13 06:58:49,580 INFO L857 garLoopResultBuilder]: For program point L169-1(lines 169 177) no Hoare annotation was computed. [2021-10-13 06:58:49,580 INFO L857 garLoopResultBuilder]: For program point L169-2(lines 169 177) no Hoare annotation was computed. [2021-10-13 06:58:49,580 INFO L857 garLoopResultBuilder]: For program point L169-3(lines 169 177) no Hoare annotation was computed. [2021-10-13 06:58:49,580 INFO L857 garLoopResultBuilder]: For program point L169-4(lines 169 177) no Hoare annotation was computed. [2021-10-13 06:58:49,580 INFO L857 garLoopResultBuilder]: For program point L169-5(lines 169 177) no Hoare annotation was computed. [2021-10-13 06:58:49,581 INFO L853 garLoopResultBuilder]: At program point L963(lines 959 965) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:58:49,581 INFO L853 garLoopResultBuilder]: At program point L107(lines 106 125) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= ~waterLevel~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2) (and .cse0 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse1 .cse3) (and .cse0 .cse1 .cse3 .cse2))) [2021-10-13 06:58:49,581 INFO L857 garLoopResultBuilder]: For program point L107-1(lines 107 113) no Hoare annotation was computed. [2021-10-13 06:58:49,581 INFO L853 garLoopResultBuilder]: At program point L107-2(lines 106 125) the Hoare annotation is: false [2021-10-13 06:58:49,581 INFO L853 garLoopResultBuilder]: At program point L107-3(lines 106 125) the Hoare annotation is: false [2021-10-13 06:58:49,582 INFO L857 garLoopResultBuilder]: For program point L439(lines 439 443) no Hoare annotation was computed. [2021-10-13 06:58:49,582 INFO L857 garLoopResultBuilder]: For program point L373(lines 373 379) no Hoare annotation was computed. [2021-10-13 06:58:49,582 INFO L853 garLoopResultBuilder]: At program point L373-1(lines 373 379) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (not (= ~waterLevel~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse2 .cse3) (and .cse0 .cse2 (= ~waterLevel~0 (_ bv1 32)) .cse4))) [2021-10-13 06:58:49,582 INFO L853 garLoopResultBuilder]: At program point L507(lines 502 510) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ULTIMATE.start_processEnvironment_~tmp~2 (_ bv0 32)) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32))) [2021-10-13 06:58:49,582 INFO L853 garLoopResultBuilder]: At program point L507-1(lines 502 510) the Hoare annotation is: false [2021-10-13 06:58:49,583 INFO L853 garLoopResultBuilder]: At program point L507-2(lines 502 510) the Hoare annotation is: false [2021-10-13 06:58:49,583 INFO L853 garLoopResultBuilder]: At program point L507-3(lines 502 510) the Hoare annotation is: false [2021-10-13 06:58:49,583 INFO L853 garLoopResultBuilder]: At program point L507-4(lines 502 510) the Hoare annotation is: false [2021-10-13 06:58:49,583 INFO L853 garLoopResultBuilder]: At program point L507-5(lines 502 510) the Hoare annotation is: false [2021-10-13 06:58:49,583 INFO L857 garLoopResultBuilder]: For program point L310(lines 310 314) no Hoare annotation was computed. [2021-10-13 06:58:49,583 INFO L857 garLoopResultBuilder]: For program point L310-2(lines 310 314) no Hoare annotation was computed. [2021-10-13 06:58:49,584 INFO L857 garLoopResultBuilder]: For program point L310-3(lines 310 314) no Hoare annotation was computed. [2021-10-13 06:58:49,584 INFO L857 garLoopResultBuilder]: For program point L310-5(lines 310 314) no Hoare annotation was computed. [2021-10-13 06:58:49,584 INFO L857 garLoopResultBuilder]: For program point L310-6(lines 310 314) no Hoare annotation was computed. [2021-10-13 06:58:49,584 INFO L857 garLoopResultBuilder]: For program point L310-8(lines 310 314) no Hoare annotation was computed. [2021-10-13 06:58:49,584 INFO L857 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2021-10-13 06:58:49,584 INFO L857 garLoopResultBuilder]: For program point L310-9(lines 310 314) no Hoare annotation was computed. [2021-10-13 06:58:49,585 INFO L857 garLoopResultBuilder]: For program point L46-1(line 46) no Hoare annotation was computed. [2021-10-13 06:58:49,585 INFO L857 garLoopResultBuilder]: For program point L46-2(line 46) no Hoare annotation was computed. [2021-10-13 06:58:49,585 INFO L857 garLoopResultBuilder]: For program point L310-11(lines 310 314) no Hoare annotation was computed. [2021-10-13 06:58:49,585 INFO L857 garLoopResultBuilder]: For program point L310-12(lines 310 314) no Hoare annotation was computed. [2021-10-13 06:58:49,585 INFO L857 garLoopResultBuilder]: For program point L310-14(lines 310 314) no Hoare annotation was computed. [2021-10-13 06:58:49,585 INFO L857 garLoopResultBuilder]: For program point L310-15(lines 310 314) no Hoare annotation was computed. [2021-10-13 06:58:49,586 INFO L857 garLoopResultBuilder]: For program point L310-17(lines 310 314) no Hoare annotation was computed. [2021-10-13 06:58:49,586 INFO L857 garLoopResultBuilder]: For program point L310-18(lines 310 314) no Hoare annotation was computed. [2021-10-13 06:58:49,586 INFO L857 garLoopResultBuilder]: For program point L310-20(lines 310 314) no Hoare annotation was computed. [2021-10-13 06:58:49,586 INFO L857 garLoopResultBuilder]: For program point L310-21(lines 310 314) no Hoare annotation was computed. [2021-10-13 06:58:49,586 INFO L857 garLoopResultBuilder]: For program point L310-23(lines 310 314) no Hoare annotation was computed. [2021-10-13 06:58:49,586 INFO L857 garLoopResultBuilder]: For program point L310-24(lines 310 314) no Hoare annotation was computed. [2021-10-13 06:58:49,587 INFO L857 garLoopResultBuilder]: For program point L310-26(lines 310 314) no Hoare annotation was computed. [2021-10-13 06:58:49,587 INFO L857 garLoopResultBuilder]: For program point L310-27(lines 310 314) no Hoare annotation was computed. [2021-10-13 06:58:49,587 INFO L857 garLoopResultBuilder]: For program point L310-29(lines 310 314) no Hoare annotation was computed. [2021-10-13 06:58:49,587 INFO L857 garLoopResultBuilder]: For program point L310-30(lines 310 314) no Hoare annotation was computed. [2021-10-13 06:58:49,587 INFO L857 garLoopResultBuilder]: For program point L310-32(lines 310 314) no Hoare annotation was computed. [2021-10-13 06:58:49,587 INFO L857 garLoopResultBuilder]: For program point L310-33(lines 310 314) no Hoare annotation was computed. [2021-10-13 06:58:49,588 INFO L857 garLoopResultBuilder]: For program point L310-35(lines 310 314) no Hoare annotation was computed. [2021-10-13 06:58:49,588 INFO L853 garLoopResultBuilder]: At program point L114(lines 114 120) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1) (and .cse0 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse1 .cse2 .cse3) (and .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse1 .cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv1 32)) .cse3))) [2021-10-13 06:58:49,588 INFO L853 garLoopResultBuilder]: At program point L114-1(lines 114 120) the Hoare annotation is: false [2021-10-13 06:58:49,588 INFO L853 garLoopResultBuilder]: At program point L114-2(lines 114 120) the Hoare annotation is: false [2021-10-13 06:58:49,588 INFO L853 garLoopResultBuilder]: At program point L316(lines 301 319) the Hoare annotation is: false [2021-10-13 06:58:49,589 INFO L853 garLoopResultBuilder]: At program point L316-1(lines 301 319) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ULTIMATE.start_processEnvironment_~tmp~2 (_ bv0 32)) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (= ~waterLevel~0 (_ bv1 32)) (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:58:49,589 INFO L853 garLoopResultBuilder]: At program point L316-2(lines 301 319) the Hoare annotation is: false [2021-10-13 06:58:49,589 INFO L853 garLoopResultBuilder]: At program point L316-3(lines 301 319) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2) (and .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv0 32)) .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (= ~waterLevel~0 (_ bv1 32)) (= ULTIMATE.start_isHighWaterLevel_~tmp~4 (_ bv1 32)) .cse2))) [2021-10-13 06:58:49,589 INFO L853 garLoopResultBuilder]: At program point L316-4(lines 301 319) the Hoare annotation is: false [2021-10-13 06:58:49,589 INFO L853 garLoopResultBuilder]: At program point L316-5(lines 301 319) the Hoare annotation is: false [2021-10-13 06:58:49,589 INFO L853 garLoopResultBuilder]: At program point L316-6(lines 301 319) the Hoare annotation is: false [2021-10-13 06:58:49,590 INFO L853 garLoopResultBuilder]: At program point L316-7(lines 301 319) the Hoare annotation is: false [2021-10-13 06:58:49,590 INFO L853 garLoopResultBuilder]: At program point L316-8(lines 301 319) the Hoare annotation is: false [2021-10-13 06:58:49,590 INFO L853 garLoopResultBuilder]: At program point L316-9(lines 301 319) the Hoare annotation is: false [2021-10-13 06:58:49,590 INFO L853 garLoopResultBuilder]: At program point L316-10(lines 301 319) the Hoare annotation is: false [2021-10-13 06:58:49,590 INFO L853 garLoopResultBuilder]: At program point L316-11(lines 301 319) the Hoare annotation is: false [2021-10-13 06:58:49,590 INFO L857 garLoopResultBuilder]: For program point L383(lines 383 394) no Hoare annotation was computed. [2021-10-13 06:58:49,591 INFO L853 garLoopResultBuilder]: At program point L252(lines 245 255) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32))) [2021-10-13 06:58:49,591 INFO L853 garLoopResultBuilder]: At program point L252-1(lines 245 255) the Hoare annotation is: false [2021-10-13 06:58:49,591 INFO L853 garLoopResultBuilder]: At program point L252-2(lines 245 255) the Hoare annotation is: false [2021-10-13 06:58:49,591 INFO L853 garLoopResultBuilder]: At program point L252-3(lines 245 255) the Hoare annotation is: false [2021-10-13 06:58:49,591 INFO L853 garLoopResultBuilder]: At program point L252-4(lines 245 255) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~waterLevel~0 (_ bv2 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:58:49,591 INFO L853 garLoopResultBuilder]: At program point L252-5(lines 245 255) the Hoare annotation is: false [2021-10-13 06:58:49,592 INFO L853 garLoopResultBuilder]: At program point L252-6(lines 245 255) the Hoare annotation is: false [2021-10-13 06:58:49,592 INFO L853 garLoopResultBuilder]: At program point L252-7(lines 245 255) the Hoare annotation is: false [2021-10-13 06:58:49,592 INFO L853 garLoopResultBuilder]: At program point L252-8(lines 245 255) the Hoare annotation is: false [2021-10-13 06:58:49,592 INFO L853 garLoopResultBuilder]: At program point L252-9(lines 245 255) the Hoare annotation is: false [2021-10-13 06:58:49,592 INFO L853 garLoopResultBuilder]: At program point L252-10(lines 245 255) the Hoare annotation is: false [2021-10-13 06:58:49,592 INFO L853 garLoopResultBuilder]: At program point L252-11(lines 245 255) the Hoare annotation is: false [2021-10-13 06:58:49,593 INFO L853 garLoopResultBuilder]: At program point L252-12(lines 245 255) the Hoare annotation is: false [2021-10-13 06:58:49,593 INFO L853 garLoopResultBuilder]: At program point L252-13(lines 245 255) the Hoare annotation is: false [2021-10-13 06:58:49,593 INFO L853 garLoopResultBuilder]: At program point L252-14(lines 245 255) the Hoare annotation is: false [2021-10-13 06:58:49,593 INFO L853 garLoopResultBuilder]: At program point L452(lines 447 455) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32))) [2021-10-13 06:58:49,593 INFO L853 garLoopResultBuilder]: At program point L452-1(lines 447 455) the Hoare annotation is: false [2021-10-13 06:58:49,593 INFO L853 garLoopResultBuilder]: At program point L452-2(lines 447 455) the Hoare annotation is: false [2021-10-13 06:58:49,594 INFO L853 garLoopResultBuilder]: At program point L452-3(lines 447 455) the Hoare annotation is: false [2021-10-13 06:58:49,594 INFO L853 garLoopResultBuilder]: At program point L452-4(lines 447 455) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~waterLevel~0 (_ bv2 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:58:49,594 INFO L853 garLoopResultBuilder]: At program point L452-5(lines 447 455) the Hoare annotation is: false [2021-10-13 06:58:49,594 INFO L853 garLoopResultBuilder]: At program point L452-6(lines 447 455) the Hoare annotation is: false [2021-10-13 06:58:49,594 INFO L853 garLoopResultBuilder]: At program point L452-7(lines 447 455) the Hoare annotation is: false [2021-10-13 06:58:49,594 INFO L853 garLoopResultBuilder]: At program point L452-8(lines 447 455) the Hoare annotation is: false [2021-10-13 06:58:49,595 INFO L853 garLoopResultBuilder]: At program point L452-9(lines 447 455) the Hoare annotation is: false [2021-10-13 06:58:49,595 INFO L853 garLoopResultBuilder]: At program point L452-10(lines 447 455) the Hoare annotation is: false [2021-10-13 06:58:49,595 INFO L853 garLoopResultBuilder]: At program point L452-11(lines 447 455) the Hoare annotation is: false [2021-10-13 06:58:49,595 INFO L853 garLoopResultBuilder]: At program point L452-12(lines 447 455) the Hoare annotation is: false [2021-10-13 06:58:49,595 INFO L853 garLoopResultBuilder]: At program point L452-13(lines 447 455) the Hoare annotation is: false [2021-10-13 06:58:49,595 INFO L853 garLoopResultBuilder]: At program point L452-14(lines 447 455) the Hoare annotation is: false [2021-10-13 06:58:49,595 INFO L853 garLoopResultBuilder]: At program point L915-2(lines 915 929) the Hoare annotation is: false [2021-10-13 06:58:49,596 INFO L857 garLoopResultBuilder]: For program point L916(line 916) no Hoare annotation was computed. [2021-10-13 06:58:49,596 INFO L857 garLoopResultBuilder]: For program point L520(lines 520 533) no Hoare annotation was computed. [2021-10-13 06:58:49,596 INFO L853 garLoopResultBuilder]: At program point L520-1(lines 1 998) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse1) (and .cse0 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|) .cse3))) [2021-10-13 06:58:49,596 INFO L857 garLoopResultBuilder]: For program point L520-2(lines 520 533) no Hoare annotation was computed. [2021-10-13 06:58:49,596 INFO L853 garLoopResultBuilder]: At program point L520-3(lines 1 998) the Hoare annotation is: false [2021-10-13 06:58:49,596 INFO L857 garLoopResultBuilder]: For program point L520-4(lines 520 533) no Hoare annotation was computed. [2021-10-13 06:58:49,597 INFO L853 garLoopResultBuilder]: At program point L520-5(lines 1 998) the Hoare annotation is: false [2021-10-13 06:58:49,597 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 06:58:49,597 INFO L857 garLoopResultBuilder]: For program point L389(lines 389 393) no Hoare annotation was computed. [2021-10-13 06:58:49,597 INFO L857 garLoopResultBuilder]: For program point L389-2(lines 107 113) no Hoare annotation was computed. [2021-10-13 06:58:49,597 INFO L857 garLoopResultBuilder]: For program point L191(lines 191 208) no Hoare annotation was computed. [2021-10-13 06:58:49,597 INFO L857 garLoopResultBuilder]: For program point L191-1(lines 191 208) no Hoare annotation was computed. [2021-10-13 06:58:49,598 INFO L857 garLoopResultBuilder]: For program point L191-2(lines 191 208) no Hoare annotation was computed. [2021-10-13 06:58:49,598 INFO L857 garLoopResultBuilder]: For program point L919(lines 919 923) no Hoare annotation was computed. [2021-10-13 06:58:49,598 INFO L857 garLoopResultBuilder]: For program point L919-1(lines 107 113) no Hoare annotation was computed. [2021-10-13 06:58:49,598 INFO L857 garLoopResultBuilder]: For program point L986(lines 986 993) no Hoare annotation was computed. [2021-10-13 06:58:49,598 INFO L860 garLoopResultBuilder]: At program point L986-1(lines 986 993) the Hoare annotation is: true [2021-10-13 06:58:49,598 INFO L857 garLoopResultBuilder]: For program point L524(lines 524 530) no Hoare annotation was computed. [2021-10-13 06:58:49,599 INFO L857 garLoopResultBuilder]: For program point L524-2(lines 524 530) no Hoare annotation was computed. [2021-10-13 06:58:49,599 INFO L857 garLoopResultBuilder]: For program point L524-4(lines 524 530) no Hoare annotation was computed. [2021-10-13 06:58:49,599 INFO L853 garLoopResultBuilder]: At program point L261(lines 256 264) the Hoare annotation is: false [2021-10-13 06:58:49,599 INFO L853 garLoopResultBuilder]: At program point L261-1(lines 256 264) the Hoare annotation is: false [2021-10-13 06:58:49,599 INFO L857 garLoopResultBuilder]: For program point L195(lines 195 203) no Hoare annotation was computed. [2021-10-13 06:58:49,599 INFO L853 garLoopResultBuilder]: At program point L261-2(lines 256 264) the Hoare annotation is: false [2021-10-13 06:58:49,599 INFO L857 garLoopResultBuilder]: For program point L195-1(lines 195 203) no Hoare annotation was computed. [2021-10-13 06:58:49,600 INFO L857 garLoopResultBuilder]: For program point L195-2(lines 195 203) no Hoare annotation was computed. [2021-10-13 06:58:49,600 INFO L857 garLoopResultBuilder]: For program point L329(lines 329 333) no Hoare annotation was computed. [2021-10-13 06:58:49,600 INFO L857 garLoopResultBuilder]: For program point L329-2(lines 329 333) no Hoare annotation was computed. [2021-10-13 06:58:49,600 INFO L857 garLoopResultBuilder]: For program point L329-3(lines 329 333) no Hoare annotation was computed. [2021-10-13 06:58:49,600 INFO L857 garLoopResultBuilder]: For program point L329-5(lines 329 333) no Hoare annotation was computed. [2021-10-13 06:58:49,600 INFO L857 garLoopResultBuilder]: For program point L329-6(lines 329 333) no Hoare annotation was computed. [2021-10-13 06:58:49,601 INFO L857 garLoopResultBuilder]: For program point L329-8(lines 329 333) no Hoare annotation was computed. [2021-10-13 06:58:49,601 INFO L857 garLoopResultBuilder]: For program point L329-9(lines 329 333) no Hoare annotation was computed. [2021-10-13 06:58:49,601 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 06:58:49,601 INFO L857 garLoopResultBuilder]: For program point L329-11(lines 329 333) no Hoare annotation was computed. [2021-10-13 06:58:49,601 INFO L857 garLoopResultBuilder]: For program point L329-12(lines 329 333) no Hoare annotation was computed. [2021-10-13 06:58:49,601 INFO L857 garLoopResultBuilder]: For program point L329-14(lines 329 333) no Hoare annotation was computed. [2021-10-13 06:58:49,602 INFO L857 garLoopResultBuilder]: For program point L329-15(lines 329 333) no Hoare annotation was computed. [2021-10-13 06:58:49,602 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-13 06:58:49,602 INFO L857 garLoopResultBuilder]: For program point L329-17(lines 329 333) no Hoare annotation was computed. [2021-10-13 06:58:49,602 INFO L853 garLoopResultBuilder]: At program point L399(lines 352 400) the Hoare annotation is: false [2021-10-13 06:58:49,602 INFO L860 garLoopResultBuilder]: At program point L995(lines 976 998) the Hoare annotation is: true [2021-10-13 06:58:49,602 INFO L853 garLoopResultBuilder]: At program point L335(lines 320 338) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~5 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ULTIMATE.start_processEnvironment_~tmp~2 (_ bv0 32)) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= |ULTIMATE.start_isLowWaterLevel_#res| (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp___0~1 (_ bv1 32))) [2021-10-13 06:58:49,603 INFO L853 garLoopResultBuilder]: At program point L335-1(lines 320 338) the Hoare annotation is: false [2021-10-13 06:58:49,603 INFO L853 garLoopResultBuilder]: At program point L335-2(lines 320 338) the Hoare annotation is: false [2021-10-13 06:58:49,603 INFO L853 garLoopResultBuilder]: At program point L335-3(lines 320 338) the Hoare annotation is: false [2021-10-13 06:58:49,603 INFO L853 garLoopResultBuilder]: At program point L335-4(lines 320 338) the Hoare annotation is: false [2021-10-13 06:58:49,603 INFO L853 garLoopResultBuilder]: At program point L335-5(lines 320 338) the Hoare annotation is: false [2021-10-13 06:58:49,603 INFO L857 garLoopResultBuilder]: For program point L139(lines 139 156) no Hoare annotation was computed. [2021-10-13 06:58:49,604 INFO L857 garLoopResultBuilder]: For program point L139-1(lines 139 156) no Hoare annotation was computed. [2021-10-13 06:58:49,604 INFO L857 garLoopResultBuilder]: For program point L139-2(lines 139 156) no Hoare annotation was computed. [2021-10-13 06:58:49,604 INFO L857 garLoopResultBuilder]: For program point L139-3(lines 139 156) no Hoare annotation was computed. [2021-10-13 06:58:49,604 INFO L857 garLoopResultBuilder]: For program point L139-4(lines 139 156) no Hoare annotation was computed. [2021-10-13 06:58:49,604 INFO L857 garLoopResultBuilder]: For program point L139-5(lines 139 156) no Hoare annotation was computed. [2021-10-13 06:58:49,604 INFO L857 garLoopResultBuilder]: For program point L139-6(lines 139 156) no Hoare annotation was computed. [2021-10-13 06:58:49,604 INFO L857 garLoopResultBuilder]: For program point L139-7(lines 139 156) no Hoare annotation was computed. [2021-10-13 06:58:49,605 INFO L857 garLoopResultBuilder]: For program point L139-8(lines 139 156) no Hoare annotation was computed. [2021-10-13 06:58:49,605 INFO L857 garLoopResultBuilder]: For program point L139-9(lines 139 156) no Hoare annotation was computed. [2021-10-13 06:58:49,605 INFO L857 garLoopResultBuilder]: For program point L139-10(lines 139 156) no Hoare annotation was computed. [2021-10-13 06:58:49,605 INFO L857 garLoopResultBuilder]: For program point L139-11(lines 139 156) no Hoare annotation was computed. [2021-10-13 06:58:49,605 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-13 06:58:49,605 INFO L853 garLoopResultBuilder]: At program point L76(lines 1 998) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:58:49,606 INFO L857 garLoopResultBuilder]: For program point L143(lines 143 151) no Hoare annotation was computed. [2021-10-13 06:58:49,606 INFO L857 garLoopResultBuilder]: For program point L143-1(lines 143 151) no Hoare annotation was computed. [2021-10-13 06:58:49,606 INFO L857 garLoopResultBuilder]: For program point L143-2(lines 143 151) no Hoare annotation was computed. [2021-10-13 06:58:49,606 INFO L857 garLoopResultBuilder]: For program point L143-3(lines 143 151) no Hoare annotation was computed. [2021-10-13 06:58:49,606 INFO L857 garLoopResultBuilder]: For program point L143-4(lines 143 151) no Hoare annotation was computed. [2021-10-13 06:58:49,606 INFO L857 garLoopResultBuilder]: For program point L143-5(lines 143 151) no Hoare annotation was computed. [2021-10-13 06:58:49,606 INFO L857 garLoopResultBuilder]: For program point L143-6(lines 143 151) no Hoare annotation was computed. [2021-10-13 06:58:49,607 INFO L857 garLoopResultBuilder]: For program point L143-7(lines 143 151) no Hoare annotation was computed. [2021-10-13 06:58:49,607 INFO L857 garLoopResultBuilder]: For program point L143-8(lines 143 151) no Hoare annotation was computed. [2021-10-13 06:58:49,607 INFO L857 garLoopResultBuilder]: For program point L143-9(lines 143 151) no Hoare annotation was computed. [2021-10-13 06:58:49,607 INFO L857 garLoopResultBuilder]: For program point L143-10(lines 143 151) no Hoare annotation was computed. [2021-10-13 06:58:49,607 INFO L857 garLoopResultBuilder]: For program point L143-11(lines 143 151) no Hoare annotation was computed. [2021-10-13 06:58:49,607 INFO L853 garLoopResultBuilder]: At program point L84(lines 79 87) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:58:49,608 INFO L857 garLoopResultBuilder]: For program point L415(lines 415 419) no Hoare annotation was computed. [2021-10-13 06:58:49,608 INFO L857 garLoopResultBuilder]: For program point L415-3(lines 415 419) no Hoare annotation was computed. [2021-10-13 06:58:49,608 INFO L857 garLoopResultBuilder]: For program point L415-6(lines 415 419) no Hoare annotation was computed. [2021-10-13 06:58:49,608 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 06:58:49,608 INFO L853 garLoopResultBuilder]: At program point L484(lines 479 487) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32)))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse1) (and .cse0 .cse1 (= ~waterLevel~0 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|) (= (_ bv0 32) ~pumpRunning~0)))) [2021-10-13 06:58:49,608 INFO L853 garLoopResultBuilder]: At program point L484-1(lines 479 487) the Hoare annotation is: false [2021-10-13 06:58:49,609 INFO L853 garLoopResultBuilder]: At program point L484-2(lines 479 487) the Hoare annotation is: false [2021-10-13 06:58:49,609 INFO L857 garLoopResultBuilder]: For program point L354(lines 353 398) no Hoare annotation was computed. [2021-10-13 06:58:49,609 INFO L857 garLoopResultBuilder]: For program point L355(lines 355 359) no Hoare annotation was computed. [2021-10-13 06:58:49,609 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 06:58:49,609 INFO L857 garLoopResultBuilder]: For program point L227(lines 227 233) no Hoare annotation was computed. [2021-10-13 06:58:49,609 INFO L857 garLoopResultBuilder]: For program point L227-2(lines 227 233) no Hoare annotation was computed. [2021-10-13 06:58:49,610 INFO L857 garLoopResultBuilder]: For program point L227-4(lines 227 233) no Hoare annotation was computed. [2021-10-13 06:58:49,610 INFO L857 garLoopResultBuilder]: For program point L227-6(lines 227 233) no Hoare annotation was computed. [2021-10-13 06:58:49,610 INFO L857 garLoopResultBuilder]: For program point L227-8(lines 227 233) no Hoare annotation was computed. [2021-10-13 06:58:49,610 INFO L857 garLoopResultBuilder]: For program point L227-10(lines 227 233) no Hoare annotation was computed. [2021-10-13 06:58:49,610 INFO L857 garLoopResultBuilder]: For program point L227-12(lines 227 233) no Hoare annotation was computed. [2021-10-13 06:58:49,610 INFO L857 garLoopResultBuilder]: For program point L227-14(lines 227 233) no Hoare annotation was computed. [2021-10-13 06:58:49,610 INFO L857 garLoopResultBuilder]: For program point L227-16(lines 227 233) no Hoare annotation was computed. [2021-10-13 06:58:49,611 INFO L857 garLoopResultBuilder]: For program point L227-18(lines 227 233) no Hoare annotation was computed. [2021-10-13 06:58:49,611 INFO L857 garLoopResultBuilder]: For program point L227-20(lines 227 233) no Hoare annotation was computed. [2021-10-13 06:58:49,611 INFO L857 garLoopResultBuilder]: For program point L227-22(lines 227 233) no Hoare annotation was computed. [2021-10-13 06:58:49,611 INFO L857 garLoopResultBuilder]: For program point L492(lines 492 498) no Hoare annotation was computed. [2021-10-13 06:58:49,611 INFO L857 garLoopResultBuilder]: For program point L492-1(lines 492 498) no Hoare annotation was computed. [2021-10-13 06:58:49,611 INFO L857 garLoopResultBuilder]: For program point L492-2(lines 492 498) no Hoare annotation was computed. [2021-10-13 06:58:49,612 INFO L857 garLoopResultBuilder]: For program point L492-3(lines 492 498) no Hoare annotation was computed. [2021-10-13 06:58:49,612 INFO L857 garLoopResultBuilder]: For program point L492-4(lines 492 498) no Hoare annotation was computed. [2021-10-13 06:58:49,612 INFO L857 garLoopResultBuilder]: For program point L492-5(lines 492 498) no Hoare annotation was computed. [2021-10-13 06:58:49,612 INFO L857 garLoopResultBuilder]: For program point L492-6(lines 492 498) no Hoare annotation was computed. [2021-10-13 06:58:49,612 INFO L857 garLoopResultBuilder]: For program point L492-7(lines 492 498) no Hoare annotation was computed. [2021-10-13 06:58:49,612 INFO L857 garLoopResultBuilder]: For program point L492-8(lines 492 498) no Hoare annotation was computed. [2021-10-13 06:58:49,612 INFO L857 garLoopResultBuilder]: For program point L492-9(lines 492 498) no Hoare annotation was computed. [2021-10-13 06:58:49,613 INFO L857 garLoopResultBuilder]: For program point L492-10(lines 492 498) no Hoare annotation was computed. [2021-10-13 06:58:49,613 INFO L857 garLoopResultBuilder]: For program point L492-11(lines 492 498) no Hoare annotation was computed. [2021-10-13 06:58:49,613 INFO L857 garLoopResultBuilder]: For program point L427(lines 427 431) no Hoare annotation was computed. [2021-10-13 06:58:49,613 INFO L857 garLoopResultBuilder]: For program point L363(lines 363 369) no Hoare annotation was computed. [2021-10-13 06:58:49,613 INFO L853 garLoopResultBuilder]: At program point L363-1(lines 363 369) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (not (= ~waterLevel~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse5 (= ~waterLevel~0 (_ bv1 32))) (.cse6 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse5 .cse6) (and .cse0 .cse1 .cse4 .cse2 .cse3 .cse6) (and .cse0 .cse2 .cse5 (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|) .cse6))) [2021-10-13 06:58:49,613 INFO L857 garLoopResultBuilder]: For program point L165(lines 165 182) no Hoare annotation was computed. [2021-10-13 06:58:49,614 INFO L857 garLoopResultBuilder]: For program point L165-1(lines 165 182) no Hoare annotation was computed. [2021-10-13 06:58:49,614 INFO L857 garLoopResultBuilder]: For program point L165-2(lines 165 182) no Hoare annotation was computed. [2021-10-13 06:58:49,614 INFO L857 garLoopResultBuilder]: For program point L165-3(lines 165 182) no Hoare annotation was computed. [2021-10-13 06:58:49,614 INFO L857 garLoopResultBuilder]: For program point L165-4(lines 165 182) no Hoare annotation was computed. [2021-10-13 06:58:49,614 INFO L857 garLoopResultBuilder]: For program point L165-5(lines 165 182) no Hoare annotation was computed. [2021-10-13 06:58:49,614 INFO L853 garLoopResultBuilder]: At program point L497(lines 488 501) the Hoare annotation is: false [2021-10-13 06:58:49,614 INFO L853 garLoopResultBuilder]: At program point L497-1(lines 488 501) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7 (_ bv0 32))) (= ULTIMATE.start_processEnvironment_~tmp~2 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:58:49,614 INFO L853 garLoopResultBuilder]: At program point L497-2(lines 488 501) the Hoare annotation is: false [2021-10-13 06:58:49,614 INFO L853 garLoopResultBuilder]: At program point L497-3(lines 488 501) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2) (and .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse1 (= ~waterLevel~0 (_ bv1 32)) .cse2))) [2021-10-13 06:58:49,614 INFO L853 garLoopResultBuilder]: At program point L497-4(lines 488 501) the Hoare annotation is: false [2021-10-13 06:58:49,614 INFO L853 garLoopResultBuilder]: At program point L497-5(lines 488 501) the Hoare annotation is: false [2021-10-13 06:58:49,615 INFO L853 garLoopResultBuilder]: At program point L497-6(lines 488 501) the Hoare annotation is: false [2021-10-13 06:58:49,615 INFO L853 garLoopResultBuilder]: At program point L497-7(lines 488 501) the Hoare annotation is: false [2021-10-13 06:58:49,615 INFO L853 garLoopResultBuilder]: At program point L497-8(lines 488 501) the Hoare annotation is: false [2021-10-13 06:58:49,615 INFO L853 garLoopResultBuilder]: At program point L497-9(lines 488 501) the Hoare annotation is: false [2021-10-13 06:58:49,615 INFO L853 garLoopResultBuilder]: At program point L497-10(lines 488 501) the Hoare annotation is: false [2021-10-13 06:58:49,615 INFO L853 garLoopResultBuilder]: At program point L497-11(lines 488 501) the Hoare annotation is: false [2021-10-13 06:58:49,619 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 06:58:49,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 06:58:49 BoogieIcfgContainer [2021-10-13 06:58:49,649 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 06:58:49,650 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 06:58:49,650 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 06:58:49,650 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 06:58:49,651 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:58:22" (3/4) ... [2021-10-13 06:58:49,653 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 06:58:49,694 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 06:58:49,696 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 06:58:49,698 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 06:58:49,700 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 06:58:49,703 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 06:58:49,705 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 06:58:49,707 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 06:58:49,732 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) [2021-10-13 06:58:49,733 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && !(waterLevel == 0bv32)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && !(waterLevel == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) [2021-10-13 06:58:49,733 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && !(waterLevel == 0bv32)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && !(waterLevel == 0bv32))) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) [2021-10-13 06:58:49,734 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32)) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) [2021-10-13 06:58:49,734 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) || (((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 0bv32 == pumpRunning) [2021-10-13 06:58:49,735 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && systemActive == 1bv32) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) [2021-10-13 06:58:49,736 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32 [2021-10-13 06:58:49,737 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32 [2021-10-13 06:58:49,738 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) [2021-10-13 06:58:49,739 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 0bv32 == pumpRunning) [2021-10-13 06:58:49,740 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32 [2021-10-13 06:58:49,741 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && !(tmp == 0bv32)) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-13 06:58:49,742 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && \result == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32 [2021-10-13 06:58:49,742 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && !(tmp == 0bv32)) && tmp == 0bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 0bv32 == pumpRunning [2021-10-13 06:58:49,821 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 06:58:49,822 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 06:58:49,823 INFO L168 Benchmark]: Toolchain (without parser) took 30812.01 ms. Allocated memory was 60.8 MB in the beginning and 197.1 MB in the end (delta: 136.3 MB). Free memory was 39.8 MB in the beginning and 92.1 MB in the end (delta: -52.3 MB). Peak memory consumption was 83.2 MB. Max. memory is 16.1 GB. [2021-10-13 06:58:49,823 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 60.8 MB. Free memory is still 41.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:58:49,824 INFO L168 Benchmark]: CACSL2BoogieTranslator took 775.19 ms. Allocated memory is still 60.8 MB. Free memory was 39.7 MB in the beginning and 28.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 06:58:49,824 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.89 ms. Allocated memory is still 60.8 MB. Free memory was 27.9 MB in the beginning and 41.4 MB in the end (delta: -13.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 06:58:49,825 INFO L168 Benchmark]: Boogie Preprocessor took 99.56 ms. Allocated memory is still 60.8 MB. Free memory was 41.4 MB in the beginning and 37.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 06:58:49,825 INFO L168 Benchmark]: RCFGBuilder took 2630.23 ms. Allocated memory was 60.8 MB in the beginning and 75.5 MB in the end (delta: 14.7 MB). Free memory was 37.2 MB in the beginning and 30.8 MB in the end (delta: 6.4 MB). Peak memory consumption was 26.1 MB. Max. memory is 16.1 GB. [2021-10-13 06:58:49,825 INFO L168 Benchmark]: TraceAbstraction took 27004.03 ms. Allocated memory was 75.5 MB in the beginning and 197.1 MB in the end (delta: 121.6 MB). Free memory was 30.4 MB in the beginning and 110.0 MB in the end (delta: -79.6 MB). Peak memory consumption was 107.0 MB. Max. memory is 16.1 GB. [2021-10-13 06:58:49,826 INFO L168 Benchmark]: Witness Printer took 172.11 ms. Allocated memory is still 197.1 MB. Free memory was 110.0 MB in the beginning and 92.1 MB in the end (delta: 17.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-13 06:58:49,828 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 60.8 MB. Free memory is still 41.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 775.19 ms. Allocated memory is still 60.8 MB. Free memory was 39.7 MB in the beginning and 28.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 122.89 ms. Allocated memory is still 60.8 MB. Free memory was 27.9 MB in the beginning and 41.4 MB in the end (delta: -13.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 99.56 ms. Allocated memory is still 60.8 MB. Free memory was 41.4 MB in the beginning and 37.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2630.23 ms. Allocated memory was 60.8 MB in the beginning and 75.5 MB in the end (delta: 14.7 MB). Free memory was 37.2 MB in the beginning and 30.8 MB in the end (delta: 6.4 MB). Peak memory consumption was 26.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 27004.03 ms. Allocated memory was 75.5 MB in the beginning and 197.1 MB in the end (delta: 121.6 MB). Free memory was 30.4 MB in the beginning and 110.0 MB in the end (delta: -79.6 MB). Peak memory consumption was 107.0 MB. Max. memory is 16.1 GB. * Witness Printer took 172.11 ms. Allocated memory is still 197.1 MB. Free memory was 110.0 MB in the beginning and 92.1 MB in the end (delta: 17.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: 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, 225 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 26906.6ms, OverallIterations: 11, TraceHistogramMax: 3, EmptinessCheckTime: 36.0ms, AutomataDifference: 5556.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 9108.0ms, InitialAbstractionConstructionTime: 16.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1896 SDtfs, 4996 SDslu, 5243 SDs, 0 SdLazy, 914 SolverSat, 212 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2435.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1349 GetRequests, 1213 SyntacticMatches, 0 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2106 ImplicationChecksByTransitivity, 1858.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=664occurred in iteration=10, InterpolantAutomatonStates: 131, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 404.2ms AutomataMinimizationTime, 11 MinimizatonAttempts, 5356 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 90 LocationsWithAnnotation, 90 PreInvPairs, 230 NumberOfFragments, 673 HoareAnnotationTreeSize, 90 FomulaSimplifications, 1428329 FormulaSimplificationTreeSizeReduction, 2625.9ms HoareSimplificationTime, 90 FomulaSimplificationsInter, 103863 FormulaSimplificationTreeSizeReductionInter, 6463.2ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 308.3ms SsaConstructionTime, 1512.6ms SatisfiabilityAnalysisTime, 4482.9ms InterpolantComputationTime, 641 NumberOfCodeBlocks, 641 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1254 ConstructedInterpolants, 0 QuantifiedInterpolants, 2782 SizeOfPredicates, 34 NumberOfNonLiveVariables, 3237 ConjunctsInSsa, 68 ConjunctsInUnsatCore, 28 InterpolantComputations, 20 PerfectInterpolantSequences, 264/330 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: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 256]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && !(tmp == 0bv32)) && tmp == 0bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 986]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 373]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && !(waterLevel == 0bv32)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && !(waterLevel == 0bv32))) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && tmp == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && \result == 1bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 959]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && !(tmp == 0bv32)) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 502]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 256]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && !(waterLevel == 0bv32)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && !(waterLevel == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 79]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 114]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) || (((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 479]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && systemActive == 1bv32) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 915]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && !(tmp == 0bv32)) && systemActive == 1bv32) && waterLevel == 1bv32)) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 320]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 256]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-13 06:58:49,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb56acf5-9828-49fe-ab6b-28f8e4456781/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...