./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product45.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_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/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_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/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_f55eab8a-190b-4703-ba57-44aa5f26b314/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 5b0a896c9198d491033cf1280f2bac63e7cf65be ............................................................................................................................................ 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_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/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_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/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_f55eab8a-190b-4703-ba57-44aa5f26b314/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 5b0a896c9198d491033cf1280f2bac63e7cf65be ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 06:44:12,836 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:44:12,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:44:12,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:44:12,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:44:12,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:44:12,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:44:12,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:44:12,915 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:44:12,923 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:44:12,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:44:12,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:44:12,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:44:12,930 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:44:12,932 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:44:12,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:44:12,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:44:12,941 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:44:12,944 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:44:12,954 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:44:12,956 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:44:12,958 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:44:12,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:44:12,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:44:12,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:44:12,967 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:44:12,968 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:44:12,970 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:44:12,970 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:44:12,972 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:44:12,973 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:44:12,974 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:44:12,976 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:44:12,977 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:44:12,979 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:44:12,979 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:44:12,980 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:44:12,981 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:44:12,981 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:44:12,982 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:44:12,983 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:44:12,984 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 06:44:13,028 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:44:13,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:44:13,030 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:44:13,030 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:44:13,030 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:44:13,031 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:44:13,031 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 06:44:13,031 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:44:13,031 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:44:13,032 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 06:44:13,033 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 06:44:13,033 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:44:13,033 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 06:44:13,034 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 06:44:13,034 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 06:44:13,035 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:44:13,035 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:44:13,035 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 06:44:13,035 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:44:13,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:44:13,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 06:44:13,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:44:13,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 06:44:13,037 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:44:13,037 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:44:13,037 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 06:44:13,037 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:44:13,038 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 06:44:13,038 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:44:13,039 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:44:13,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:44:13,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:44:13,040 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:44:13,041 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 06:44:13,041 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 06:44:13,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 06:44:13,041 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 06:44:13,042 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:44:13,042 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:44:13,042 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_f55eab8a-190b-4703-ba57-44aa5f26b314/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b0a896c9198d491033cf1280f2bac63e7cf65be [2021-10-13 06:44:13,352 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:44:13,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:44:13,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:44:13,381 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:44:13,382 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:44:13,383 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c [2021-10-13 06:44:13,455 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/data/e3911f8d9/174bdec8b2524a3299dd955e6d11135c/FLAG3640cba04 [2021-10-13 06:44:14,046 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:44:14,046 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c [2021-10-13 06:44:14,071 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/data/e3911f8d9/174bdec8b2524a3299dd955e6d11135c/FLAG3640cba04 [2021-10-13 06:44:14,286 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/data/e3911f8d9/174bdec8b2524a3299dd955e6d11135c [2021-10-13 06:44:14,290 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:44:14,293 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:44:14,297 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:44:14,297 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:44:14,301 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:44:14,302 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:44:14" (1/1) ... [2021-10-13 06:44:14,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7645a14a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:14, skipping insertion in model container [2021-10-13 06:44:14,305 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:44:14" (1/1) ... [2021-10-13 06:44:14,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:44:14,354 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:44:14,545 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_f55eab8a-190b-4703-ba57-44aa5f26b314/sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c[2740,2753] [2021-10-13 06:44:14,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:44:14,675 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 06:44:14,676 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6f89b9cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:14, skipping insertion in model container [2021-10-13 06:44:14,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 06:44:14,677 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 06:44:14,679 INFO L168 Benchmark]: Toolchain (without parser) took 384.39 ms. Allocated memory is still 121.6 MB. Free memory was 81.5 MB in the beginning and 93.0 MB in the end (delta: -11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 06:44:14,680 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 121.6 MB. Free memory was 99.4 MB in the beginning and 99.4 MB in the end (delta: 40.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:44:14,680 INFO L168 Benchmark]: CACSL2BoogieTranslator took 379.84 ms. Allocated memory is still 121.6 MB. Free memory was 81.3 MB in the beginning and 93.0 MB in the end (delta: -11.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 06:44:14,682 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 121.6 MB. Free memory was 99.4 MB in the beginning and 99.4 MB in the end (delta: 40.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 379.84 ms. Allocated memory is still 121.6 MB. Free memory was 81.3 MB in the beginning and 93.0 MB in the end (delta: -11.7 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: 180]: 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 06:44:16,929 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:44:16,933 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:44:17,010 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:44:17,010 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:44:17,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:44:17,018 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:44:17,023 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:44:17,026 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:44:17,035 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:44:17,037 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:44:17,039 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:44:17,039 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:44:17,042 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:44:17,044 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:44:17,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:44:17,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:44:17,052 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:44:17,054 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:44:17,063 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:44:17,065 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:44:17,066 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:44:17,070 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:44:17,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:44:17,082 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:44:17,082 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:44:17,083 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:44:17,085 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:44:17,086 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:44:17,087 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:44:17,088 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:44:17,089 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:44:17,091 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:44:17,092 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:44:17,094 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:44:17,094 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:44:17,095 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:44:17,095 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:44:17,096 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:44:17,098 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:44:17,098 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:44:17,099 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 06:44:17,144 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:44:17,145 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:44:17,146 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:44:17,146 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:44:17,147 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:44:17,147 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:44:17,147 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:44:17,147 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:44:17,148 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:44:17,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:44:17,150 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:44:17,151 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:44:17,151 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:44:17,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 06:44:17,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:44:17,152 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 06:44:17,152 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:44:17,152 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 06:44:17,152 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 06:44:17,152 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:44:17,153 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 06:44:17,153 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:44:17,153 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 06:44:17,153 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:44:17,154 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 06:44:17,154 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:44:17,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:44:17,154 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:44:17,155 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:44:17,155 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 06:44:17,155 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 06:44:17,155 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 06:44:17,156 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 06:44:17,156 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:44:17,156 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:44:17,157 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_f55eab8a-190b-4703-ba57-44aa5f26b314/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b0a896c9198d491033cf1280f2bac63e7cf65be [2021-10-13 06:44:17,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:44:17,599 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:44:17,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:44:17,603 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:44:17,604 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:44:17,607 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c [2021-10-13 06:44:17,686 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/data/89a5d1310/576dc5f0586c4367bdf4e029f842e08b/FLAGb1f42f0a4 [2021-10-13 06:44:18,267 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:44:18,267 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c [2021-10-13 06:44:18,285 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/data/89a5d1310/576dc5f0586c4367bdf4e029f842e08b/FLAGb1f42f0a4 [2021-10-13 06:44:18,546 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/data/89a5d1310/576dc5f0586c4367bdf4e029f842e08b [2021-10-13 06:44:18,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:44:18,550 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:44:18,551 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:44:18,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:44:18,557 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:44:18,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:44:18" (1/1) ... [2021-10-13 06:44:18,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ae32fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:18, skipping insertion in model container [2021-10-13 06:44:18,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:44:18" (1/1) ... [2021-10-13 06:44:18,567 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:44:18,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:44:18,832 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_f55eab8a-190b-4703-ba57-44aa5f26b314/sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c[2740,2753] [2021-10-13 06:44:19,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:44:19,036 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-13 06:44:19,052 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:44:19,084 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_f55eab8a-190b-4703-ba57-44aa5f26b314/sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c[2740,2753] [2021-10-13 06:44:19,150 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:44:19,160 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 06:44:19,194 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_f55eab8a-190b-4703-ba57-44aa5f26b314/sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c[2740,2753] [2021-10-13 06:44:19,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:44:19,297 INFO L208 MainTranslator]: Completed translation [2021-10-13 06:44:19,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:19 WrapperNode [2021-10-13 06:44:19,298 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 06:44:19,300 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 06:44:19,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 06:44:19,301 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 06:44:19,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:19" (1/1) ... [2021-10-13 06:44:19,330 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:19" (1/1) ... [2021-10-13 06:44:19,380 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 06:44:19,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 06:44:19,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 06:44:19,382 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 06:44:19,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:19" (1/1) ... [2021-10-13 06:44:19,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:19" (1/1) ... [2021-10-13 06:44:19,398 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:19" (1/1) ... [2021-10-13 06:44:19,398 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:19" (1/1) ... [2021-10-13 06:44:19,433 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:19" (1/1) ... [2021-10-13 06:44:19,452 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:19" (1/1) ... [2021-10-13 06:44:19,463 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:19" (1/1) ... [2021-10-13 06:44:19,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 06:44:19,477 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 06:44:19,478 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 06:44:19,478 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 06:44:19,479 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:19" (1/1) ... [2021-10-13 06:44:19,487 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:44:19,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:44:19,522 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 06:44:19,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 06:44:19,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 06:44:19,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 06:44:19,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 06:44:19,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 06:44:22,064 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 06:44:22,064 INFO L299 CfgBuilder]: Removed 206 assume(true) statements. [2021-10-13 06:44:22,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:44:22 BoogieIcfgContainer [2021-10-13 06:44:22,067 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 06:44:22,068 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 06:44:22,074 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 06:44:22,077 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 06:44:22,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 06:44:18" (1/3) ... [2021-10-13 06:44:22,077 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48486609 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:44:22, skipping insertion in model container [2021-10-13 06:44:22,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:19" (2/3) ... [2021-10-13 06:44:22,078 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48486609 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:44:22, skipping insertion in model container [2021-10-13 06:44:22,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:44:22" (3/3) ... [2021-10-13 06:44:22,079 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product45.cil.c [2021-10-13 06:44:22,097 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 06:44:22,113 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 06:44:22,199 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 06:44:22,206 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 06:44:22,206 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 06:44:22,224 INFO L276 IsEmpty]: Start isEmpty. Operand has 138 states, 134 states have (on average 1.5223880597014925) internal successors, (204), 137 states have internal predecessors, (204), 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 06:44:22,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 06:44:22,230 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:44:22,231 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:44:22,232 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 06:44:22,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:44:22,237 INFO L82 PathProgramCache]: Analyzing trace with hash -2038923744, now seen corresponding path program 1 times [2021-10-13 06:44:22,259 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:44:22,259 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1499860219] [2021-10-13 06:44:22,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:44:22,260 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:44:22,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:44:22,264 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:44:22,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 06:44:22,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:44:22,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-13 06:44:22,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:44:22,636 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 06:44:22,637 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:44:22,721 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 06:44:22,722 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:44:22,722 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1499860219] [2021-10-13 06:44:22,723 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1499860219] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:44:22,723 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:44:22,724 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-13 06:44:22,726 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549788067] [2021-10-13 06:44:22,731 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 06:44:22,731 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:44:22,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 06:44:22,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 06:44:22,749 INFO L87 Difference]: Start difference. First operand has 138 states, 134 states have (on average 1.5223880597014925) internal successors, (204), 137 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:22,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:44:22,788 INFO L93 Difference]: Finished difference Result 269 states and 400 transitions. [2021-10-13 06:44:22,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 06:44:22,790 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-13 06:44:22,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:44:22,805 INFO L225 Difference]: With dead ends: 269 [2021-10-13 06:44:22,805 INFO L226 Difference]: Without dead ends: 134 [2021-10-13 06:44:22,809 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 06:44:22,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2021-10-13 06:44:22,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2021-10-13 06:44:22,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 131 states have (on average 1.465648854961832) internal successors, (192), 133 states have internal predecessors, (192), 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 06:44:22,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 192 transitions. [2021-10-13 06:44:22,879 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 192 transitions. Word has length 19 [2021-10-13 06:44:22,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:44:22,880 INFO L470 AbstractCegarLoop]: Abstraction has 134 states and 192 transitions. [2021-10-13 06:44:22,880 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:22,880 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 192 transitions. [2021-10-13 06:44:22,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-13 06:44:22,882 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:44:22,882 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] [2021-10-13 06:44:22,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-13 06:44:23,085 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:44:23,088 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 06:44:23,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:44:23,089 INFO L82 PathProgramCache]: Analyzing trace with hash -1183223248, now seen corresponding path program 1 times [2021-10-13 06:44:23,093 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:44:23,095 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1305970116] [2021-10-13 06:44:23,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:44:23,096 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:44:23,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:44:23,097 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:44:23,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-13 06:44:23,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:44:23,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 06:44:23,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:44:23,406 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 06:44:23,406 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:44:23,487 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 06:44:23,488 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:44:23,488 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1305970116] [2021-10-13 06:44:23,489 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1305970116] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:44:23,489 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:44:23,490 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 06:44:23,490 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422278422] [2021-10-13 06:44:23,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 06:44:23,493 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:44:23,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 06:44:23,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:44:23,498 INFO L87 Difference]: Start difference. First operand 134 states and 192 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:23,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:44:23,537 INFO L93 Difference]: Finished difference Result 134 states and 192 transitions. [2021-10-13 06:44:23,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 06:44:23,538 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-10-13 06:44:23,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:44:23,539 INFO L225 Difference]: With dead ends: 134 [2021-10-13 06:44:23,541 INFO L226 Difference]: Without dead ends: 55 [2021-10-13 06:44:23,542 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.0ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:44:23,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-10-13 06:44:23,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-10-13 06:44:23,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 54 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 06:44:23,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 78 transitions. [2021-10-13 06:44:23,564 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 78 transitions. Word has length 20 [2021-10-13 06:44:23,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:44:23,564 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 78 transitions. [2021-10-13 06:44:23,565 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:23,565 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2021-10-13 06:44:23,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-13 06:44:23,567 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:44:23,567 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] [2021-10-13 06:44:23,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-13 06:44:23,780 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:44:23,780 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 06:44:23,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:44:23,781 INFO L82 PathProgramCache]: Analyzing trace with hash 401446808, now seen corresponding path program 1 times [2021-10-13 06:44:23,782 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:44:23,782 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [842373762] [2021-10-13 06:44:23,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:44:23,782 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:44:23,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:44:23,789 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:44:23,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-13 06:44:23,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:44:23,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 06:44:23,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:44:24,115 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 06:44:24,115 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:44:24,234 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 06:44:24,234 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:44:24,235 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [842373762] [2021-10-13 06:44:24,235 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [842373762] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:44:24,235 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:44:24,235 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-13 06:44:24,236 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544114645] [2021-10-13 06:44:24,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 06:44:24,237 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:44:24,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 06:44:24,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:44:24,238 INFO L87 Difference]: Start difference. First operand 55 states and 78 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:24,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:44:24,248 INFO L93 Difference]: Finished difference Result 103 states and 149 transitions. [2021-10-13 06:44:24,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 06:44:24,249 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-13 06:44:24,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:44:24,250 INFO L225 Difference]: With dead ends: 103 [2021-10-13 06:44:24,250 INFO L226 Difference]: Without dead ends: 55 [2021-10-13 06:44:24,251 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.3ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:44:24,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-10-13 06:44:24,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-10-13 06:44:24,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.4259259259259258) internal successors, (77), 54 states have internal predecessors, (77), 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 06:44:24,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 77 transitions. [2021-10-13 06:44:24,259 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 77 transitions. Word has length 26 [2021-10-13 06:44:24,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:44:24,259 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 77 transitions. [2021-10-13 06:44:24,259 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:24,260 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 77 transitions. [2021-10-13 06:44:24,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-13 06:44:24,261 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:44:24,261 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] [2021-10-13 06:44:24,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-13 06:44:24,473 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:44:24,473 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 06:44:24,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:44:24,474 INFO L82 PathProgramCache]: Analyzing trace with hash -1016692102, now seen corresponding path program 1 times [2021-10-13 06:44:24,475 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:44:24,475 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [3121705] [2021-10-13 06:44:24,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:44:24,475 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:44:24,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:44:24,477 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:44:24,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-13 06:44:24,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:44:24,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 06:44:24,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:44:24,762 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 06:44:24,762 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:44:24,835 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 06:44:24,836 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:44:24,836 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [3121705] [2021-10-13 06:44:24,837 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [3121705] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:44:24,837 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:44:24,837 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-13 06:44:24,837 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046313704] [2021-10-13 06:44:24,838 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 06:44:24,838 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:44:24,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 06:44:24,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:44:24,839 INFO L87 Difference]: Start difference. First operand 55 states and 77 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:24,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:44:24,914 INFO L93 Difference]: Finished difference Result 127 states and 181 transitions. [2021-10-13 06:44:24,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 06:44:24,915 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2021-10-13 06:44:24,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:44:24,918 INFO L225 Difference]: With dead ends: 127 [2021-10-13 06:44:24,918 INFO L226 Difference]: Without dead ends: 79 [2021-10-13 06:44:24,919 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 06:44:24,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2021-10-13 06:44:24,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 77. [2021-10-13 06:44:24,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 76 states have (on average 1.4078947368421053) internal successors, (107), 76 states have internal predecessors, (107), 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 06:44:24,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 107 transitions. [2021-10-13 06:44:24,947 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 107 transitions. Word has length 28 [2021-10-13 06:44:24,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:44:24,947 INFO L470 AbstractCegarLoop]: Abstraction has 77 states and 107 transitions. [2021-10-13 06:44:24,949 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:24,949 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 107 transitions. [2021-10-13 06:44:24,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-13 06:44:24,950 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:44:24,950 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, 1, 1, 1] [2021-10-13 06:44:24,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-13 06:44:25,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:44:25,151 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 06:44:25,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:44:25,151 INFO L82 PathProgramCache]: Analyzing trace with hash -836140634, now seen corresponding path program 1 times [2021-10-13 06:44:25,152 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:44:25,152 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [182972340] [2021-10-13 06:44:25,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:44:25,153 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:44:25,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:44:25,154 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:44:25,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-13 06:44:25,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:44:25,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 06:44:25,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:44:25,526 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 06:44:25,527 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:44:25,612 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 06:44:25,613 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:44:25,613 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [182972340] [2021-10-13 06:44:25,613 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [182972340] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:44:25,613 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:44:25,614 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 06:44:25,614 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835793544] [2021-10-13 06:44:25,614 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:44:25,615 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:44:25,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:44:25,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:44:25,616 INFO L87 Difference]: Start difference. First operand 77 states and 107 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 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 06:44:25,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:44:25,798 INFO L93 Difference]: Finished difference Result 260 states and 366 transitions. [2021-10-13 06:44:25,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-13 06:44:25,799 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 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 34 [2021-10-13 06:44:25,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:44:25,801 INFO L225 Difference]: With dead ends: 260 [2021-10-13 06:44:25,801 INFO L226 Difference]: Without dead ends: 190 [2021-10-13 06:44:25,802 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 54.4ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 06:44:25,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2021-10-13 06:44:25,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 76. [2021-10-13 06:44:25,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.3866666666666667) internal successors, (104), 75 states have internal predecessors, (104), 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 06:44:25,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 104 transitions. [2021-10-13 06:44:25,814 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 104 transitions. Word has length 34 [2021-10-13 06:44:25,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:44:25,814 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 104 transitions. [2021-10-13 06:44:25,814 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 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 06:44:25,815 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 104 transitions. [2021-10-13 06:44:25,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-13 06:44:25,816 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:44:25,816 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:44:25,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-13 06:44:26,029 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:44:26,029 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 06:44:26,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:44:26,030 INFO L82 PathProgramCache]: Analyzing trace with hash 2819926, now seen corresponding path program 1 times [2021-10-13 06:44:26,030 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:44:26,030 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [56437576] [2021-10-13 06:44:26,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:44:26,031 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:44:26,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:44:26,032 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:44:26,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-13 06:44:26,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:44:26,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 06:44:26,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:44:26,378 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 06:44:26,378 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:44:26,470 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 06:44:26,471 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:44:26,471 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [56437576] [2021-10-13 06:44:26,471 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [56437576] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:44:26,471 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:44:26,471 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 06:44:26,471 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902707055] [2021-10-13 06:44:26,472 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 06:44:26,472 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:44:26,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 06:44:26,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 06:44:26,473 INFO L87 Difference]: Start difference. First operand 76 states and 104 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:26,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:44:26,550 INFO L93 Difference]: Finished difference Result 194 states and 266 transitions. [2021-10-13 06:44:26,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 06:44:26,551 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-10-13 06:44:26,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:44:26,552 INFO L225 Difference]: With dead ends: 194 [2021-10-13 06:44:26,552 INFO L226 Difference]: Without dead ends: 125 [2021-10-13 06:44:26,553 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 29.3ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 06:44:26,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2021-10-13 06:44:26,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 82. [2021-10-13 06:44:26,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 81 states have (on average 1.3580246913580247) internal successors, (110), 81 states have internal predecessors, (110), 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 06:44:26,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 110 transitions. [2021-10-13 06:44:26,576 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 110 transitions. Word has length 37 [2021-10-13 06:44:26,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:44:26,577 INFO L470 AbstractCegarLoop]: Abstraction has 82 states and 110 transitions. [2021-10-13 06:44:26,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:26,577 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 110 transitions. [2021-10-13 06:44:26,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-13 06:44:26,578 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:44:26,578 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, 1, 1, 1, 1, 1, 1] [2021-10-13 06:44:26,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-13 06:44:26,791 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:44:26,792 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 06:44:26,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:44:26,792 INFO L82 PathProgramCache]: Analyzing trace with hash -1008297324, now seen corresponding path program 1 times [2021-10-13 06:44:26,793 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:44:26,793 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [335955950] [2021-10-13 06:44:26,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:44:26,793 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:44:26,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:44:26,794 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:44:26,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-13 06:44:27,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:44:27,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 06:44:27,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:44:27,141 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 06:44:27,142 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:44:27,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:44:27,240 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:44:27,240 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [335955950] [2021-10-13 06:44:27,240 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [335955950] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:44:27,241 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:44:27,241 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-13 06:44:27,242 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172762024] [2021-10-13 06:44:27,242 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 06:44:27,242 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:44:27,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 06:44:27,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-13 06:44:27,245 INFO L87 Difference]: Start difference. First operand 82 states and 110 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:27,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:44:27,303 INFO L93 Difference]: Finished difference Result 211 states and 283 transitions. [2021-10-13 06:44:27,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 06:44:27,304 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-10-13 06:44:27,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:44:27,305 INFO L225 Difference]: With dead ends: 211 [2021-10-13 06:44:27,306 INFO L226 Difference]: Without dead ends: 136 [2021-10-13 06:44:27,306 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 69 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 06:44:27,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2021-10-13 06:44:27,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 86. [2021-10-13 06:44:27,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 85 states have (on average 1.3411764705882352) internal successors, (114), 85 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:27,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 114 transitions. [2021-10-13 06:44:27,319 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 114 transitions. Word has length 37 [2021-10-13 06:44:27,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:44:27,319 INFO L470 AbstractCegarLoop]: Abstraction has 86 states and 114 transitions. [2021-10-13 06:44:27,320 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:27,320 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 114 transitions. [2021-10-13 06:44:27,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-13 06:44:27,321 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:44:27,321 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, 1, 1, 1, 1, 1, 1] [2021-10-13 06:44:27,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-13 06:44:27,534 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:44:27,535 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 06:44:27,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:44:27,536 INFO L82 PathProgramCache]: Analyzing trace with hash -2029365678, now seen corresponding path program 1 times [2021-10-13 06:44:27,536 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:44:27,537 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [861044423] [2021-10-13 06:44:27,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:44:27,537 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:44:27,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:44:27,538 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:44:27,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-13 06:44:27,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:44:27,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 06:44:27,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:44:27,907 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 06:44:27,907 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:44:28,046 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 06:44:28,046 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:44:28,047 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [861044423] [2021-10-13 06:44:28,047 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [861044423] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:44:28,047 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:44:28,047 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-13 06:44:28,047 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699136985] [2021-10-13 06:44:28,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 06:44:28,048 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:44:28,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 06:44:28,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:44:28,049 INFO L87 Difference]: Start difference. First operand 86 states and 114 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:28,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:44:28,104 INFO L93 Difference]: Finished difference Result 252 states and 338 transitions. [2021-10-13 06:44:28,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 06:44:28,105 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-10-13 06:44:28,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:44:28,106 INFO L225 Difference]: With dead ends: 252 [2021-10-13 06:44:28,106 INFO L226 Difference]: Without dead ends: 173 [2021-10-13 06:44:28,107 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.3ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 06:44:28,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2021-10-13 06:44:28,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 143. [2021-10-13 06:44:28,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 142 states have (on average 1.3380281690140845) internal successors, (190), 142 states have internal predecessors, (190), 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 06:44:28,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 190 transitions. [2021-10-13 06:44:28,126 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 190 transitions. Word has length 37 [2021-10-13 06:44:28,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:44:28,126 INFO L470 AbstractCegarLoop]: Abstraction has 143 states and 190 transitions. [2021-10-13 06:44:28,127 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:28,127 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 190 transitions. [2021-10-13 06:44:28,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-13 06:44:28,128 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:44:28,128 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, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:44:28,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-13 06:44:28,343 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:44:28,343 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 06:44:28,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:44:28,344 INFO L82 PathProgramCache]: Analyzing trace with hash -493567726, now seen corresponding path program 1 times [2021-10-13 06:44:28,344 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:44:28,344 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2009259699] [2021-10-13 06:44:28,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:44:28,345 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:44:28,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:44:28,346 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:44:28,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-13 06:44:28,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:44:28,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-13 06:44:28,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:44:28,851 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 06:44:28,851 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:44:28,983 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 06:44:28,984 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:44:28,984 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2009259699] [2021-10-13 06:44:28,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2009259699] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:44:28,984 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:44:28,984 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 06:44:28,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351896136] [2021-10-13 06:44:28,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 06:44:28,985 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:44:28,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 06:44:28,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-13 06:44:28,986 INFO L87 Difference]: Start difference. First operand 143 states and 190 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:30,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:44:30,614 INFO L93 Difference]: Finished difference Result 696 states and 935 transitions. [2021-10-13 06:44:30,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-13 06:44:30,615 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-10-13 06:44:30,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:44:30,619 INFO L225 Difference]: With dead ends: 696 [2021-10-13 06:44:30,619 INFO L226 Difference]: Without dead ends: 560 [2021-10-13 06:44:30,620 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 66.6ms TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-10-13 06:44:30,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2021-10-13 06:44:30,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 254. [2021-10-13 06:44:30,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 253 states have (on average 1.316205533596838) internal successors, (333), 253 states have internal predecessors, (333), 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 06:44:30,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 333 transitions. [2021-10-13 06:44:30,655 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 333 transitions. Word has length 38 [2021-10-13 06:44:30,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:44:30,655 INFO L470 AbstractCegarLoop]: Abstraction has 254 states and 333 transitions. [2021-10-13 06:44:30,656 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:30,656 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 333 transitions. [2021-10-13 06:44:30,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-13 06:44:30,657 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:44:30,657 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:44:30,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-13 06:44:30,869 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:44:30,869 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 06:44:30,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:44:30,869 INFO L82 PathProgramCache]: Analyzing trace with hash -1880270052, now seen corresponding path program 1 times [2021-10-13 06:44:30,870 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:44:30,870 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [55251700] [2021-10-13 06:44:30,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:44:30,870 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:44:30,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:44:30,871 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:44:30,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-10-13 06:44:31,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:44:31,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 06:44:31,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:44:31,364 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:44:31,364 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:44:31,550 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:44:31,551 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:44:31,551 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [55251700] [2021-10-13 06:44:31,551 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [55251700] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:44:31,551 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [933146332] [2021-10-13 06:44:31,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:44:31,552 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 06:44:31,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 06:44:31,554 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 06:44:31,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2021-10-13 06:44:31,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:44:31,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-13 06:44:31,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:44:32,122 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:44:32,123 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:44:32,274 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:44:32,274 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [933146332] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:44:32,274 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [345120211] [2021-10-13 06:44:32,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:44:32,275 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 06:44:32,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:44:32,281 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 06:44:32,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-10-13 06:44:32,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:44:32,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 06:44:32,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:44:32,830 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:44:32,830 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:44:32,969 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 06:44:32,969 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [345120211] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:44:32,969 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-13 06:44:32,969 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 8 [2021-10-13 06:44:32,970 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030566767] [2021-10-13 06:44:32,970 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 06:44:32,970 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:44:32,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 06:44:32,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-13 06:44:32,971 INFO L87 Difference]: Start difference. First operand 254 states and 333 transitions. Second operand has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:37,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:44:37,326 INFO L93 Difference]: Finished difference Result 634 states and 856 transitions. [2021-10-13 06:44:37,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 06:44:37,327 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2021-10-13 06:44:37,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:44:37,331 INFO L225 Difference]: With dead ends: 634 [2021-10-13 06:44:37,331 INFO L226 Difference]: Without dead ends: 387 [2021-10-13 06:44:37,332 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 346 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 74.4ms TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2021-10-13 06:44:37,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2021-10-13 06:44:37,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 236. [2021-10-13 06:44:37,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 236 states, 235 states have (on average 1.2808510638297872) internal successors, (301), 235 states have internal predecessors, (301), 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 06:44:37,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 301 transitions. [2021-10-13 06:44:37,376 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 301 transitions. Word has length 59 [2021-10-13 06:44:37,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:44:37,377 INFO L470 AbstractCegarLoop]: Abstraction has 236 states and 301 transitions. [2021-10-13 06:44:37,377 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:37,377 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 301 transitions. [2021-10-13 06:44:37,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-10-13 06:44:37,380 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:44:37,381 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:44:37,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2021-10-13 06:44:37,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2021-10-13 06:44:37,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (11)] Ended with exit code 0 [2021-10-13 06:44:37,988 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:44:37,988 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 06:44:37,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:44:37,989 INFO L82 PathProgramCache]: Analyzing trace with hash 800990776, now seen corresponding path program 1 times [2021-10-13 06:44:37,989 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:44:37,990 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1419155201] [2021-10-13 06:44:37,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:44:37,990 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:44:37,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:44:37,991 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:44:37,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-10-13 06:44:38,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:44:38,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 06:44:38,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:44:38,680 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 78 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-10-13 06:44:38,680 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:44:39,052 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 78 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-10-13 06:44:39,053 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:44:39,053 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1419155201] [2021-10-13 06:44:39,053 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1419155201] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:44:39,053 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [378731893] [2021-10-13 06:44:39,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:44:39,053 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 06:44:39,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 06:44:39,054 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 06:44:39,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2021-10-13 06:44:39,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:44:39,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 06:44:39,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:44:39,929 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-13 06:44:39,930 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:44:40,322 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-13 06:44:40,323 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [378731893] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:44:40,323 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [930531034] [2021-10-13 06:44:40,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:44:40,323 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 06:44:40,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:44:40,325 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 06:44:40,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-10-13 06:44:40,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:44:40,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-13 06:44:40,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:44:41,109 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 92 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-10-13 06:44:41,109 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:44:41,506 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-10-13 06:44:41,506 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [930531034] provided 1 perfect and 1 imperfect interpolant sequences [2021-10-13 06:44:41,506 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 5 imperfect interpolant sequences. [2021-10-13 06:44:41,507 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5, 5, 5, 5, 8] total 18 [2021-10-13 06:44:41,507 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387042934] [2021-10-13 06:44:41,508 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 06:44:41,508 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:44:41,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 06:44:41,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=256, Unknown=0, NotChecked=0, Total=306 [2021-10-13 06:44:41,509 INFO L87 Difference]: Start difference. First operand 236 states and 301 transitions. Second operand has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:42,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:44:42,117 INFO L93 Difference]: Finished difference Result 964 states and 1238 transitions. [2021-10-13 06:44:42,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-13 06:44:42,118 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 105 [2021-10-13 06:44:42,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:44:42,123 INFO L225 Difference]: With dead ends: 964 [2021-10-13 06:44:42,124 INFO L226 Difference]: Without dead ends: 735 [2021-10-13 06:44:42,125 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 645 GetRequests, 617 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 524.5ms TimeCoverageRelationStatistics Valid=161, Invalid=709, Unknown=0, NotChecked=0, Total=870 [2021-10-13 06:44:42,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 735 states. [2021-10-13 06:44:42,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 735 to 375. [2021-10-13 06:44:42,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 375 states, 374 states have (on average 1.2807486631016043) internal successors, (479), 374 states have internal predecessors, (479), 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 06:44:42,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 479 transitions. [2021-10-13 06:44:42,184 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 479 transitions. Word has length 105 [2021-10-13 06:44:42,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:44:42,185 INFO L470 AbstractCegarLoop]: Abstraction has 375 states and 479 transitions. [2021-10-13 06:44:42,186 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:42,186 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 479 transitions. [2021-10-13 06:44:42,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-10-13 06:44:42,187 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:44:42,188 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:44:42,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-10-13 06:44:42,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2021-10-13 06:44:42,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-10-13 06:44:42,801 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:44:42,801 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:44:42,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:44:42,802 INFO L82 PathProgramCache]: Analyzing trace with hash -856262317, now seen corresponding path program 1 times [2021-10-13 06:44:42,802 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:44:42,802 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [632730781] [2021-10-13 06:44:42,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:44:42,802 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:44:42,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:44:42,803 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:44:42,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-10-13 06:44:43,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:44:43,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 06:44:43,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:44:43,746 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-13 06:44:43,746 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:44:44,087 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-13 06:44:44,087 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:44:44,087 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [632730781] [2021-10-13 06:44:44,087 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [632730781] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:44:44,087 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:44:44,088 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-13 06:44:44,088 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548812575] [2021-10-13 06:44:44,088 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 06:44:44,089 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:44:44,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 06:44:44,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-13 06:44:44,090 INFO L87 Difference]: Start difference. First operand 375 states and 479 transitions. Second operand has 8 states, 8 states have (on average 14.625) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:47,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:44:47,195 INFO L93 Difference]: Finished difference Result 862 states and 1109 transitions. [2021-10-13 06:44:47,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 06:44:47,196 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 14.625) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 107 [2021-10-13 06:44:47,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:44:47,199 INFO L225 Difference]: With dead ends: 862 [2021-10-13 06:44:47,199 INFO L226 Difference]: Without dead ends: 494 [2021-10-13 06:44:47,201 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 61.0ms TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-10-13 06:44:47,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2021-10-13 06:44:47,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 375. [2021-10-13 06:44:47,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 375 states, 374 states have (on average 1.2647058823529411) internal successors, (473), 374 states have internal predecessors, (473), 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 06:44:47,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 473 transitions. [2021-10-13 06:44:47,266 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 473 transitions. Word has length 107 [2021-10-13 06:44:47,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:44:47,267 INFO L470 AbstractCegarLoop]: Abstraction has 375 states and 473 transitions. [2021-10-13 06:44:47,267 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.625) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:47,267 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 473 transitions. [2021-10-13 06:44:47,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-10-13 06:44:47,269 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:44:47,269 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:44:47,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-10-13 06:44:47,487 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:44:47,488 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:44:47,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:44:47,488 INFO L82 PathProgramCache]: Analyzing trace with hash -881616212, now seen corresponding path program 1 times [2021-10-13 06:44:47,488 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:44:47,489 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [58380117] [2021-10-13 06:44:47,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:44:47,489 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:44:47,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:44:47,490 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:44:47,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-10-13 06:44:48,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:44:48,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 06:44:48,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:44:48,421 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 64 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-13 06:44:48,422 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:44:48,743 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 64 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-13 06:44:48,743 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:44:48,744 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [58380117] [2021-10-13 06:44:48,744 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [58380117] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:44:48,744 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1871022057] [2021-10-13 06:44:48,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:44:48,744 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 06:44:48,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 06:44:48,745 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 06:44:48,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2021-10-13 06:44:49,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:44:49,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 06:44:49,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:44:49,878 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 64 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-13 06:44:49,878 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:44:50,203 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 64 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-13 06:44:50,204 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1871022057] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:44:50,204 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1000580273] [2021-10-13 06:44:50,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:44:50,204 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 06:44:50,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:44:50,205 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 06:44:50,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-10-13 06:44:50,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:44:50,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 06:44:50,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:44:51,235 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 64 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-13 06:44:51,235 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:44:51,563 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 64 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-13 06:44:51,563 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1000580273] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:44:51,564 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-13 06:44:51,564 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 5 [2021-10-13 06:44:51,564 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306569174] [2021-10-13 06:44:51,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 06:44:51,565 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:44:51,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 06:44:51,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-13 06:44:51,566 INFO L87 Difference]: Start difference. First operand 375 states and 473 transitions. Second operand has 6 states, 6 states have (on average 13.5) internal successors, (81), 5 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:51,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:44:51,899 INFO L93 Difference]: Finished difference Result 1654 states and 2113 transitions. [2021-10-13 06:44:51,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-13 06:44:51,900 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 5 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 108 [2021-10-13 06:44:51,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:44:51,908 INFO L225 Difference]: With dead ends: 1654 [2021-10-13 06:44:51,908 INFO L226 Difference]: Without dead ends: 1286 [2021-10-13 06:44:51,909 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 648 GetRequests, 638 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 89.9ms TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-10-13 06:44:51,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1286 states. [2021-10-13 06:44:52,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1286 to 738. [2021-10-13 06:44:52,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 738 states, 737 states have (on average 1.242876526458616) internal successors, (916), 737 states have internal predecessors, (916), 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 06:44:52,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 738 states and 916 transitions. [2021-10-13 06:44:52,024 INFO L78 Accepts]: Start accepts. Automaton has 738 states and 916 transitions. Word has length 108 [2021-10-13 06:44:52,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:44:52,025 INFO L470 AbstractCegarLoop]: Abstraction has 738 states and 916 transitions. [2021-10-13 06:44:52,025 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 5 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:52,025 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 916 transitions. [2021-10-13 06:44:52,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-10-13 06:44:52,028 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:44:52,028 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:44:52,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-10-13 06:44:52,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2021-10-13 06:44:52,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-10-13 06:44:52,645 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 06:44:52,645 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:44:52,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:44:52,646 INFO L82 PathProgramCache]: Analyzing trace with hash -1234879580, now seen corresponding path program 1 times [2021-10-13 06:44:52,646 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:44:52,646 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [102057959] [2021-10-13 06:44:52,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:44:52,647 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:44:52,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:44:52,648 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:44:52,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-10-13 06:44:53,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:44:53,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 06:44:53,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:44:53,639 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-10-13 06:44:53,639 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:44:53,947 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-10-13 06:44:53,948 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:44:53,948 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [102057959] [2021-10-13 06:44:53,948 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [102057959] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:44:53,948 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:44:53,948 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-13 06:44:53,948 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989857732] [2021-10-13 06:44:53,948 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-13 06:44:53,949 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:44:53,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-13 06:44:53,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-13 06:44:53,949 INFO L87 Difference]: Start difference. First operand 738 states and 916 transitions. Second operand has 10 states, 10 states have (on average 9.0) internal successors, (90), 10 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:55,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:44:55,777 INFO L93 Difference]: Finished difference Result 2268 states and 2827 transitions. [2021-10-13 06:44:55,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-13 06:44:55,778 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 9.0) internal successors, (90), 10 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 109 [2021-10-13 06:44:55,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:44:55,787 INFO L225 Difference]: With dead ends: 2268 [2021-10-13 06:44:55,788 INFO L226 Difference]: Without dead ends: 1537 [2021-10-13 06:44:55,789 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 129.2ms TimeCoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2021-10-13 06:44:55,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1537 states. [2021-10-13 06:44:55,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1537 to 715. [2021-10-13 06:44:55,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 715 states, 714 states have (on average 1.2212885154061626) internal successors, (872), 714 states have internal predecessors, (872), 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 06:44:55,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 715 states and 872 transitions. [2021-10-13 06:44:55,915 INFO L78 Accepts]: Start accepts. Automaton has 715 states and 872 transitions. Word has length 109 [2021-10-13 06:44:55,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:44:55,915 INFO L470 AbstractCegarLoop]: Abstraction has 715 states and 872 transitions. [2021-10-13 06:44:55,915 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.0) internal successors, (90), 10 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:44:55,916 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 872 transitions. [2021-10-13 06:44:55,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-10-13 06:44:55,918 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:44:55,918 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:44:55,938 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2021-10-13 06:44:56,134 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:44:56,134 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:44:56,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:44:56,135 INFO L82 PathProgramCache]: Analyzing trace with hash 114745770, now seen corresponding path program 1 times [2021-10-13 06:44:56,135 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:44:56,135 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1803837416] [2021-10-13 06:44:56,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 06:44:56,135 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:44:56,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:44:56,137 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:44:56,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2021-10-13 06:44:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 06:44:56,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-13 06:44:56,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:44:57,146 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-13 06:44:57,146 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:44:57,448 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-13 06:44:57,448 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:44:57,448 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1803837416] [2021-10-13 06:44:57,448 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1803837416] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 06:44:57,449 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 06:44:57,449 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-13 06:44:57,449 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332020415] [2021-10-13 06:44:57,449 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-13 06:44:57,449 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:44:57,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-13 06:44:57,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-13 06:44:57,450 INFO L87 Difference]: Start difference. First operand 715 states and 872 transitions. Second operand has 10 states, 10 states have (on average 10.1) internal successors, (101), 10 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:45:00,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:45:00,555 INFO L93 Difference]: Finished difference Result 1848 states and 2266 transitions. [2021-10-13 06:45:00,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 06:45:00,556 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.1) internal successors, (101), 10 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 110 [2021-10-13 06:45:00,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:45:00,563 INFO L225 Difference]: With dead ends: 1848 [2021-10-13 06:45:00,563 INFO L226 Difference]: Without dead ends: 1140 [2021-10-13 06:45:00,566 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 115.5ms TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2021-10-13 06:45:00,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1140 states. [2021-10-13 06:45:00,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1140 to 632. [2021-10-13 06:45:00,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 632 states, 631 states have (on average 1.2171156893819335) internal successors, (768), 631 states have internal predecessors, (768), 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 06:45:00,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 632 states and 768 transitions. [2021-10-13 06:45:00,673 INFO L78 Accepts]: Start accepts. Automaton has 632 states and 768 transitions. Word has length 110 [2021-10-13 06:45:00,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:45:00,673 INFO L470 AbstractCegarLoop]: Abstraction has 632 states and 768 transitions. [2021-10-13 06:45:00,674 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.1) internal successors, (101), 10 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:45:00,674 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 768 transitions. [2021-10-13 06:45:00,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-10-13 06:45:00,676 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 06:45:00,676 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 06:45:00,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2021-10-13 06:45:00,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 06:45:00,890 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 06:45:00,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 06:45:00,891 INFO L82 PathProgramCache]: Analyzing trace with hash 1264666726, now seen corresponding path program 2 times [2021-10-13 06:45:00,891 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 06:45:00,891 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1180534271] [2021-10-13 06:45:00,891 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-13 06:45:00,891 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 06:45:00,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 06:45:00,892 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 06:45:00,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2021-10-13 06:45:03,722 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-13 06:45:03,722 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 06:45:03,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 06:45:03,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:45:04,072 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 20 proven. 81 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-13 06:45:04,072 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:45:04,607 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 20 proven. 81 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-13 06:45:04,607 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 06:45:04,608 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1180534271] [2021-10-13 06:45:04,608 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1180534271] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:45:04,608 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2034672268] [2021-10-13 06:45:04,608 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-13 06:45:04,608 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 06:45:04,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 06:45:04,609 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 06:45:04,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2021-10-13 06:45:07,979 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-13 06:45:07,979 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 06:45:08,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-13 06:45:08,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:45:08,370 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 64 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-13 06:45:08,370 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:45:08,680 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 64 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-13 06:45:08,680 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2034672268] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:45:08,680 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [326654255] [2021-10-13 06:45:08,680 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-13 06:45:08,681 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 06:45:08,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:45:08,682 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 06:45:08,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-10-13 06:45:10,741 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-13 06:45:10,741 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 06:45:10,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-13 06:45:10,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 06:45:10,986 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 64 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-13 06:45:10,986 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 06:45:11,220 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 64 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-13 06:45:11,220 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [326654255] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 06:45:11,220 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-13 06:45:11,220 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 7, 7, 7, 7] total 14 [2021-10-13 06:45:11,221 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910712735] [2021-10-13 06:45:11,221 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-10-13 06:45:11,222 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 06:45:11,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-13 06:45:11,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2021-10-13 06:45:11,223 INFO L87 Difference]: Start difference. First operand 632 states and 768 transitions. Second operand has 14 states, 14 states have (on average 17.5) internal successors, (245), 14 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:45:18,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 06:45:18,911 INFO L93 Difference]: Finished difference Result 1320 states and 1613 transitions. [2021-10-13 06:45:18,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-13 06:45:18,912 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 17.5) internal successors, (245), 14 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 110 [2021-10-13 06:45:18,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 06:45:18,912 INFO L225 Difference]: With dead ends: 1320 [2021-10-13 06:45:18,913 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 06:45:18,915 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 667 GetRequests, 646 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 276.6ms TimeCoverageRelationStatistics Valid=122, Invalid=384, Unknown=0, NotChecked=0, Total=506 [2021-10-13 06:45:18,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 06:45:18,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 06:45:18,915 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 06:45:18,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 06:45:18,916 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 110 [2021-10-13 06:45:18,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 06:45:18,916 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 06:45:18,917 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 17.5) internal successors, (245), 14 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 06:45:18,917 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 06:45:18,917 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 06:45:18,920 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:45:18,921 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:45:18,921 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 06:45:18,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2021-10-13 06:45:19,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2021-10-13 06:45:19,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2021-10-13 06:45:19,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt,25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 06:45:19,537 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 06:45:19,542 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:21,180 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:21,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:21,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:21,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:21,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:21,184 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:21,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:21,691 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:21,923 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:22,313 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:22,314 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:22,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:22,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:23,108 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:23,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:23,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:23,110 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:23,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:23,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:23,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:23,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:23,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:23,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:23,780 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:23,781 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:23,782 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:23,783 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:23,801 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:24,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:24,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:24,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:24,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:24,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:24,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:24,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:24,261 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:24,262 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:24,262 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:24,263 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:24,264 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:24,882 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:24,883 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:24,927 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:24,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:24,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:24,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:24,929 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:24,929 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:24,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:24,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:24,976 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:24,976 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:24,977 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:25,465 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:25,466 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:25,467 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:25,467 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:25,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:25,484 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:25,547 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 06:45:48,683 INFO L853 garLoopResultBuilder]: At program point L861(lines 1 969) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:45:48,683 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 147) no Hoare annotation was computed. [2021-10-13 06:45:48,683 INFO L853 garLoopResultBuilder]: At program point L137(lines 128 141) the Hoare annotation is: false [2021-10-13 06:45:48,684 INFO L853 garLoopResultBuilder]: At program point L137-1(lines 128 141) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse10 (= ~waterLevel~0 (_ bv0 32))) (.cse11 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~3)) (.cse8 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse9 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse4 (not (= ULTIMATE.start_activatePump_~tmp~6 (_ bv0 32)))) (.cse13 (= ~waterLevel~0 (_ bv2 32))) (.cse12 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= ~systemActive~0 (_ bv1 32))) (.cse14 (= ~waterLevel~0 (_ bv1 32))) (.cse6 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse7 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (or (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse1 .cse2 .cse3 .cse8 .cse5 .cse6 .cse9 .cse7)) .cse10 .cse11) (and .cse0 .cse10 .cse11 .cse12 (or (and .cse1 .cse2 .cse8 .cse5 .cse6 .cse9 .cse7) (and .cse1 .cse2 .cse4 .cse5 .cse6 .cse7))) (and .cse1 .cse13 .cse3 .cse5 .cse7) (and .cse1 .cse13 .cse5 .cse12 .cse7) (and .cse1 .cse2 .cse5 .cse14 .cse6 .cse12 .cse7) (and .cse1 .cse2 .cse3 .cse5 .cse14 .cse6 .cse7))) [2021-10-13 06:45:48,684 INFO L853 garLoopResultBuilder]: At program point L137-2(lines 128 141) the Hoare annotation is: false [2021-10-13 06:45:48,684 INFO L853 garLoopResultBuilder]: At program point L137-3(lines 128 141) the Hoare annotation is: false [2021-10-13 06:45:48,684 INFO L853 garLoopResultBuilder]: At program point L137-4(lines 128 141) the Hoare annotation is: false [2021-10-13 06:45:48,684 INFO L853 garLoopResultBuilder]: At program point L137-5(lines 128 141) the Hoare annotation is: false [2021-10-13 06:45:48,684 INFO L853 garLoopResultBuilder]: At program point L765(lines 750 768) the Hoare annotation is: false [2021-10-13 06:45:48,685 INFO L853 garLoopResultBuilder]: At program point L765-1(lines 750 768) the Hoare annotation is: (let ((.cse9 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse13 (= ~waterLevel~0 (_ bv0 32))) (.cse14 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~3)) (.cse10 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse12 (not (= ULTIMATE.start_activatePump_~tmp~6 (_ bv0 32)))) (.cse16 (= ~waterLevel~0 (_ bv2 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~7 (_ bv0 32)))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32))) (.cse4 (= ~systemActive~0 (_ bv1 32))) (.cse5 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))) (.cse6 (= ~waterLevel~0 (_ bv1 32))) (.cse7 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse15 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse8 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 (or (and .cse0 .cse1 .cse10 .cse3 .cse4 .cse5 .cse7 .cse11 .cse8) (and .cse0 .cse1 .cse3 .cse12 .cse4 .cse5 .cse7 .cse8)) .cse13 .cse14 .cse15) (and .cse0 .cse16 .cse2 .cse4 .cse8) (and .cse9 .cse13 .cse14 (or (and .cse0 .cse1 .cse2 .cse10 .cse3 .cse4 .cse5 .cse7 .cse11 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse12 .cse4 .cse5 .cse7 .cse8))) (and .cse0 .cse16 .cse4 .cse15 .cse8) (and .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7 .cse15 .cse8))) [2021-10-13 06:45:48,685 INFO L853 garLoopResultBuilder]: At program point L765-2(lines 750 768) the Hoare annotation is: false [2021-10-13 06:45:48,685 INFO L853 garLoopResultBuilder]: At program point L765-3(lines 750 768) the Hoare annotation is: false [2021-10-13 06:45:48,685 INFO L853 garLoopResultBuilder]: At program point L765-4(lines 750 768) the Hoare annotation is: false [2021-10-13 06:45:48,685 INFO L853 garLoopResultBuilder]: At program point L765-5(lines 750 768) the Hoare annotation is: false [2021-10-13 06:45:48,686 INFO L853 garLoopResultBuilder]: At program point L535(lines 582 588) the Hoare annotation is: (let ((.cse23 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0 (_ bv1 32))) (.cse11 (= ~waterLevel~0 (_ bv2 32))) (.cse22 (not (= ULTIMATE.start_activatePump_~tmp~6 (_ bv0 32)))) (.cse19 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse20 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse2 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse6 (= ~waterLevel~0 (_ bv0 32))) (.cse7 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~3)) (.cse8 (= ULTIMATE.start_processEnvironment_~tmp~5 (_ bv0 32))) (.cse9 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse13 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse17 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse21 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse14 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse15 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~3))) (.cse4 (= ~systemActive~0 (_ bv1 32))) (.cse5 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse16 (= ~waterLevel~0 (_ bv1 32))) (.cse12 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse10 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse11 .cse4 .cse5 .cse12 .cse13 .cse10) (and .cse0 .cse1 .cse11 .cse3 .cse4 .cse5 .cse10) (and .cse0 .cse1 .cse14 .cse15 .cse4 .cse5 .cse16 .cse12 .cse13 .cse10) (and (let ((.cse18 (not .cse11))) (or (and .cse0 .cse17 .cse14 .cse3 .cse18 .cse15 .cse19 .cse4 .cse20 .cse21) (and .cse0 .cse17 .cse14 .cse3 .cse18 .cse15 .cse22 .cse4 .cse21))) .cse2 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse23 .cse10) (and .cse0 .cse11 .cse17 .cse4 .cse13 .cse21) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse6 .cse7 .cse13 .cse23 .cse10) (and .cse0 .cse17 .cse4 .cse16 .cse13 .cse21) (and .cse0 .cse11 .cse17 .cse3 .cse4 .cse21) (and .cse2 .cse6 .cse7 (or (and .cse0 .cse17 .cse22 .cse4 .cse21) (and .cse0 .cse17 .cse19 .cse4 .cse20 .cse21)) .cse13) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse13 .cse10) (and .cse0 .cse17 .cse3 .cse4 .cse16 .cse21) (and .cse0 .cse1 .cse14 .cse3 .cse15 .cse4 .cse5 .cse16 .cse12 .cse10))) [2021-10-13 06:45:48,686 INFO L853 garLoopResultBuilder]: At program point L535-1(lines 582 588) the Hoare annotation is: false [2021-10-13 06:45:48,686 INFO L853 garLoopResultBuilder]: At program point L535-2(lines 582 588) the Hoare annotation is: false [2021-10-13 06:45:48,687 INFO L853 garLoopResultBuilder]: At program point L701(lines 694 704) the Hoare annotation is: (let ((.cse2 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse3 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~3))) (.cse7 (= ~waterLevel~0 (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse8 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse9 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse11 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse13 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse5 (= ~systemActive~0 (_ bv1 32))) (.cse6 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse14 (= ~waterLevel~0 (_ bv1 32))) (.cse10 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse11 .cse3 .cse12 .cse13 .cse5 .cse6 .cse7 .cse10) (and .cse0 .cse1 .cse4 .cse5 .cse6 .cse14 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse11 .cse12 .cse13 .cse5 .cse6 .cse14 .cse10))) [2021-10-13 06:45:48,687 INFO L853 garLoopResultBuilder]: At program point L701-1(lines 694 704) the Hoare annotation is: false [2021-10-13 06:45:48,687 INFO L853 garLoopResultBuilder]: At program point L701-2(lines 694 704) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2 .cse3) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) .cse2 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3))) [2021-10-13 06:45:48,687 INFO L853 garLoopResultBuilder]: At program point L701-3(lines 694 704) the Hoare annotation is: false [2021-10-13 06:45:48,687 INFO L853 garLoopResultBuilder]: At program point L701-4(lines 694 704) the Hoare annotation is: false [2021-10-13 06:45:48,688 INFO L853 garLoopResultBuilder]: At program point L701-5(lines 694 704) the Hoare annotation is: false [2021-10-13 06:45:48,688 INFO L853 garLoopResultBuilder]: At program point L701-6(lines 694 704) the Hoare annotation is: false [2021-10-13 06:45:48,688 INFO L853 garLoopResultBuilder]: At program point L701-7(lines 694 704) the Hoare annotation is: false [2021-10-13 06:45:48,688 INFO L853 garLoopResultBuilder]: At program point L701-8(lines 694 704) the Hoare annotation is: false [2021-10-13 06:45:48,688 INFO L860 garLoopResultBuilder]: At program point L966(lines 947 969) the Hoare annotation is: true [2021-10-13 06:45:48,689 INFO L853 garLoopResultBuilder]: At program point L933(lines 929 935) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:45:48,689 INFO L857 garLoopResultBuilder]: For program point L801(lines 801 807) no Hoare annotation was computed. [2021-10-13 06:45:48,689 INFO L853 garLoopResultBuilder]: At program point L801-1(lines 801 807) the Hoare annotation is: (let ((.cse2 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)))) (let ((.cse16 (not (= ULTIMATE.start_activatePump_~tmp~6 (_ bv0 32)))) (.cse14 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse15 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse9 (= (_ bv0 32) ~pumpRunning~0)) (.cse13 (or .cse2 (not (= ~waterLevel~0 (_ bv3 32))))) (.cse6 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse21 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0 (_ bv1 32))) (.cse7 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~3))) (.cse5 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse10 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse8 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= ~systemActive~0 (_ bv1 32))) (.cse17 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse11 (= ~waterLevel~0 (_ bv0 32))) (.cse12 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~3)) (.cse18 (= ULTIMATE.start_processEnvironment_~tmp~5 (_ bv0 32))) (.cse19 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse8 .cse4 .cse9) (and .cse0 .cse1 .cse7 .cse4 .cse6) (and .cse0 .cse7 .cse4 .cse6 .cse9) (and .cse10 .cse11 .cse12 (or (and .cse0 .cse8 .cse3 .cse13 .cse14 .cse4 .cse15 .cse9) (and .cse0 .cse8 .cse3 .cse13 .cse16 .cse4 .cse9))) (and .cse0 .cse1 .cse10 .cse4 .cse17 .cse11 .cse12 .cse18 .cse6 .cse19) (and .cse0 .cse4 .cse5 .cse6 .cse9) (and .cse0 .cse8 .cse4 .cse5 .cse9) (and .cse10 .cse11 .cse12 .cse6 (let ((.cse20 (not .cse7))) (or (and .cse0 .cse2 .cse20 .cse3 .cse16 .cse4 .cse9) (and .cse0 .cse2 .cse20 .cse3 .cse14 .cse4 .cse15 .cse9)))) (and .cse0 .cse1 .cse10 .cse8 .cse3 .cse13 .cse4 .cse11 .cse12 .cse21 .cse19) (and .cse0 .cse1 .cse10 .cse3 .cse13 .cse4 .cse11 .cse12 .cse6 .cse21 .cse19) (and .cse0 .cse1 .cse7 .cse8 .cse4) (and .cse0 .cse1 .cse2 .cse8 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse10 .cse8 .cse4 .cse17 .cse11 .cse12 .cse18 .cse19)))) [2021-10-13 06:45:48,689 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 147) no Hoare annotation was computed. [2021-10-13 06:45:48,690 INFO L853 garLoopResultBuilder]: At program point L869(lines 864 872) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:45:48,690 INFO L857 garLoopResultBuilder]: For program point L640(lines 640 657) no Hoare annotation was computed. [2021-10-13 06:45:48,690 INFO L857 garLoopResultBuilder]: For program point L640-1(lines 640 657) no Hoare annotation was computed. [2021-10-13 06:45:48,690 INFO L857 garLoopResultBuilder]: For program point L640-2(lines 640 657) no Hoare annotation was computed. [2021-10-13 06:45:48,690 INFO L857 garLoopResultBuilder]: For program point L79(lines 79 83) no Hoare annotation was computed. [2021-10-13 06:45:48,691 INFO L857 garLoopResultBuilder]: For program point L147(line 147) no Hoare annotation was computed. [2021-10-13 06:45:48,691 INFO L857 garLoopResultBuilder]: For program point L147-1(line 147) no Hoare annotation was computed. [2021-10-13 06:45:48,691 INFO L857 garLoopResultBuilder]: For program point L147-2(line 147) no Hoare annotation was computed. [2021-10-13 06:45:48,691 INFO L857 garLoopResultBuilder]: For program point L676(lines 676 682) no Hoare annotation was computed. [2021-10-13 06:45:48,691 INFO L857 garLoopResultBuilder]: For program point L676-2(lines 676 682) no Hoare annotation was computed. [2021-10-13 06:45:48,691 INFO L857 garLoopResultBuilder]: For program point L676-4(lines 676 682) no Hoare annotation was computed. [2021-10-13 06:45:48,692 INFO L857 garLoopResultBuilder]: For program point L676-6(lines 676 682) no Hoare annotation was computed. [2021-10-13 06:45:48,692 INFO L857 garLoopResultBuilder]: For program point L676-8(lines 676 682) no Hoare annotation was computed. [2021-10-13 06:45:48,692 INFO L857 garLoopResultBuilder]: For program point L676-10(lines 676 682) no Hoare annotation was computed. [2021-10-13 06:45:48,692 INFO L853 garLoopResultBuilder]: At program point L710(lines 705 713) the Hoare annotation is: (let ((.cse25 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse17 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse9 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse12 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse26 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~3)) (.cse4 (= ~systemActive~0 (_ bv1 32))) (.cse14 (= (_ bv0 32) ~pumpRunning~0)) (.cse11 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse15 (not .cse11)) (.cse18 (or (and .cse0 .cse12 .cse4 .cse9 .cse14) (and .cse0 .cse12 .cse26 .cse4 .cse14))) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse16 (= ~waterLevel~0 (_ bv1 32))) (.cse22 (not .cse26)) (.cse23 (or .cse25 .cse17)) (.cse24 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0 (_ bv1 32))) (.cse5 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse8 (= ULTIMATE.start_processEnvironment_~tmp~5 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse10 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse6 (= ~waterLevel~0 (_ bv0 32))) (.cse7 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~3)) (.cse19 (not (= ULTIMATE.start_activatePump_~tmp~6 (_ bv0 32)))) (.cse20 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse21 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse13 (= ~methaneLevelCritical~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse11 .cse12 .cse4 .cse13 .cse14) (and .cse15 .cse16 .cse17 .cse18 .cse13) (and .cse0 .cse1 .cse11 .cse3 .cse4 .cse17 .cse10) (and .cse0 .cse11 .cse12 .cse3 .cse4 .cse14) (and .cse3 .cse15 .cse16 .cse17 .cse18) (and .cse2 (or (and .cse0 .cse12 .cse3 .cse19 .cse4 .cse9 .cse14) (and .cse0 .cse12 .cse3 .cse20 .cse4 .cse9 .cse21 .cse14)) .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse22 .cse23 .cse4 .cse6 .cse7 .cse24 .cse10) (and .cse0 .cse1 .cse25 .cse22 .cse4 .cse16 .cse17 .cse13 .cse10) (and .cse0 .cse1 .cse25 .cse3 .cse22 .cse4 .cse16 .cse17 .cse10) (and .cse0 .cse1 .cse2 .cse22 .cse23 .cse4 .cse6 .cse7 .cse13 .cse24 .cse10) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse13 .cse10) (and .cse0 .cse1 .cse11 .cse4 .cse17 .cse13 .cse10) (and .cse2 .cse6 .cse7 (or (and .cse0 .cse12 .cse19 .cse4 .cse9 .cse14) (and .cse0 .cse12 .cse20 .cse4 .cse9 .cse21 .cse14)) .cse13)))) [2021-10-13 06:45:48,693 INFO L853 garLoopResultBuilder]: At program point L710-1(lines 705 713) the Hoare annotation is: (let ((.cse13 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse15 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse8 (= ~waterLevel~0 (_ bv0 32))) (.cse18 (not (= ULTIMATE.start_activatePump_~tmp~6 (_ bv0 32)))) (.cse12 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse19 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse20 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse17 (= (_ bv0 32) ~pumpRunning~0)) (.cse16 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse6 (= ~systemActive~0 (_ bv1 32))) (.cse7 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse9 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~3)) (.cse10 (= ULTIMATE.start_processEnvironment_~tmp~5 (_ bv0 32))) (.cse14 (= ~waterLevel~0 (_ bv1 32))) (.cse11 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse0 .cse12 .cse2 .cse13 .cse6 .cse9 .cse14 .cse15 .cse16 .cse17) (and .cse0 .cse12 .cse2 .cse13 .cse3 .cse6 .cse9 .cse14 .cse15 .cse17) (and .cse2 (or (and .cse0 .cse12 .cse3 .cse18 .cse6 .cse15 .cse17) (and .cse0 .cse12 .cse3 .cse19 .cse6 .cse15 .cse20 .cse17)) .cse8 .cse9) (and .cse2 .cse8 .cse9 (or (and .cse0 .cse12 .cse18 .cse6 .cse17) (and .cse0 .cse12 .cse19 .cse6 .cse20 .cse17)) .cse16) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse9 .cse10 .cse14 .cse11))) [2021-10-13 06:45:48,693 INFO L857 garLoopResultBuilder]: For program point L644(lines 644 652) no Hoare annotation was computed. [2021-10-13 06:45:48,693 INFO L853 garLoopResultBuilder]: At program point L710-2(lines 705 713) the Hoare annotation is: false [2021-10-13 06:45:48,693 INFO L857 garLoopResultBuilder]: For program point L644-1(lines 644 652) no Hoare annotation was computed. [2021-10-13 06:45:48,694 INFO L853 garLoopResultBuilder]: At program point L710-3(lines 705 713) the Hoare annotation is: false [2021-10-13 06:45:48,694 INFO L853 garLoopResultBuilder]: At program point L710-4(lines 705 713) the Hoare annotation is: false [2021-10-13 06:45:48,694 INFO L857 garLoopResultBuilder]: For program point L644-2(lines 644 652) no Hoare annotation was computed. [2021-10-13 06:45:48,694 INFO L853 garLoopResultBuilder]: At program point L710-5(lines 705 713) the Hoare annotation is: false [2021-10-13 06:45:48,694 INFO L857 garLoopResultBuilder]: For program point L546(lines 546 563) no Hoare annotation was computed. [2021-10-13 06:45:48,695 INFO L853 garLoopResultBuilder]: At program point L546-1(lines 1 969) the Hoare annotation is: (let ((.cse14 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (let ((.cse17 (not .cse14)) (.cse23 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~3))) (let ((.cse12 (= ~waterLevel~0 (_ bv1 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse10 (not .cse23)) (.cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse11 (or .cse17 (not (= ~waterLevel~0 (_ bv3 32))))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse13 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0 (_ bv1 32))) (.cse9 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse20 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse21 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse19 (not (= ULTIMATE.start_activatePump_~tmp~6 (_ bv0 32)))) (.cse7 (= ~waterLevel~0 (_ bv0 32))) (.cse8 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~3)) (.cse16 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse22 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse6 (= ~systemActive~0 (_ bv1 32))) (.cse15 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~switchedOnBeforeTS~0 (_ bv1 32)) .cse7 .cse8 (= ULTIMATE.start_processEnvironment_~tmp~5 (_ bv0 32)) .cse9) (and .cse0 .cse1 .cse2 .cse3 .cse10 .cse4 .cse11 .cse5 .cse6 .cse8 .cse12 .cse13 .cse9) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse8 .cse14) (and .cse0 .cse3 .cse6 .cse12 .cse15) (and .cse2 .cse7 .cse8 .cse16 (let ((.cse18 (not .cse22))) (or (and .cse0 .cse17 .cse18 .cse10 .cse19 .cse6 .cse15) (and .cse0 .cse17 .cse18 .cse10 .cse20 .cse6 .cse21 .cse15)))) (and .cse0 .cse2 .cse6 .cse8 .cse12 .cse16 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse10 .cse4 .cse11 .cse5 .cse6 .cse7 .cse8 .cse13 .cse9) (and .cse2 (or (and .cse0 .cse3 .cse20 .cse6 .cse21 .cse15) (and .cse0 .cse3 .cse19 .cse6 .cse15)) .cse7 .cse8) (and .cse0 .cse22 .cse23 .cse6 .cse16 .cse14 .cse15) (and .cse0 .cse22 .cse23 .cse3 .cse6 .cse14 .cse15))))) [2021-10-13 06:45:48,695 INFO L857 garLoopResultBuilder]: For program point L546-2(lines 546 563) no Hoare annotation was computed. [2021-10-13 06:45:48,695 INFO L853 garLoopResultBuilder]: At program point L546-3(lines 1 969) the Hoare annotation is: false [2021-10-13 06:45:48,695 INFO L857 garLoopResultBuilder]: For program point L546-4(lines 546 563) no Hoare annotation was computed. [2021-10-13 06:45:48,695 INFO L853 garLoopResultBuilder]: At program point L546-5(lines 1 969) the Hoare annotation is: false [2021-10-13 06:45:48,696 INFO L857 garLoopResultBuilder]: For program point L811(lines 811 822) no Hoare annotation was computed. [2021-10-13 06:45:48,696 INFO L857 garLoopResultBuilder]: For program point L614(lines 614 631) no Hoare annotation was computed. [2021-10-13 06:45:48,696 INFO L857 garLoopResultBuilder]: For program point L614-1(lines 614 631) no Hoare annotation was computed. [2021-10-13 06:45:48,696 INFO L857 garLoopResultBuilder]: For program point L614-2(lines 614 631) no Hoare annotation was computed. [2021-10-13 06:45:48,696 INFO L857 garLoopResultBuilder]: For program point L614-3(lines 614 631) no Hoare annotation was computed. [2021-10-13 06:45:48,696 INFO L857 garLoopResultBuilder]: For program point L614-4(lines 614 631) no Hoare annotation was computed. [2021-10-13 06:45:48,697 INFO L857 garLoopResultBuilder]: For program point L614-5(lines 614 631) no Hoare annotation was computed. [2021-10-13 06:45:48,697 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 06:45:48,697 INFO L853 garLoopResultBuilder]: At program point L582(lines 578 600) the Hoare annotation is: (let ((.cse6 (= ~waterLevel~0 (_ bv2 32))) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse8 (= ~systemActive~0 (_ bv1 32))) (.cse22 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse9 (= (_ bv0 32) ~pumpRunning~0)) (.cse23 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~3))) (let ((.cse11 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse12 (not .cse23)) (.cse16 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse14 (= ~waterLevel~0 (_ bv0 32))) (.cse17 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~3)) (.cse19 (not (= ULTIMATE.start_activatePump_~tmp~6 (_ bv0 32)))) (.cse20 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse21 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (or (and .cse5 .cse23 .cse8 .cse9) (and .cse5 .cse8 .cse22 .cse9))) (.cse7 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse10 (= (_ bv1 32) ~pumpRunning~0)) (.cse1 (not .cse6)) (.cse13 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse15 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse5 .cse10 .cse11 .cse7 .cse1 .cse12 .cse8 .cse13 .cse14 .cse15) (and .cse5 .cse6 .cse8 .cse4 .cse9) (and .cse16 .cse14 .cse17 (let ((.cse18 (or .cse11 .cse3))) (or (and .cse5 .cse12 .cse18 .cse19 .cse8 .cse4 .cse9) (and .cse5 .cse12 .cse18 .cse20 .cse8 .cse4 .cse21 .cse9)))) (and .cse5 .cse10 .cse7 .cse1 .cse8 .cse13 .cse2 .cse15) (and .cse5 .cse10 .cse11 .cse1 .cse12 .cse8 .cse13 .cse14 .cse4 .cse15) (and .cse16 .cse14 .cse17 (or (and .cse5 .cse7 .cse19 .cse8 .cse22 .cse9) (and .cse5 .cse7 .cse20 .cse8 .cse22 .cse21 .cse9))) (and .cse0 .cse7 .cse1 .cse2 .cse3) (and .cse5 .cse10 .cse1 .cse8 .cse13 .cse2 .cse4 .cse15)))) [2021-10-13 06:45:48,697 INFO L853 garLoopResultBuilder]: At program point L582-1(lines 578 600) the Hoare annotation is: false [2021-10-13 06:45:48,698 INFO L853 garLoopResultBuilder]: At program point L582-2(lines 578 600) the Hoare annotation is: false [2021-10-13 06:45:48,698 INFO L857 garLoopResultBuilder]: For program point L550(lines 550 560) no Hoare annotation was computed. [2021-10-13 06:45:48,698 INFO L857 garLoopResultBuilder]: For program point L550-2(lines 550 560) no Hoare annotation was computed. [2021-10-13 06:45:48,698 INFO L857 garLoopResultBuilder]: For program point L550-4(lines 550 560) no Hoare annotation was computed. [2021-10-13 06:45:48,698 INFO L857 garLoopResultBuilder]: For program point L55(lines 55 59) no Hoare annotation was computed. [2021-10-13 06:45:48,698 INFO L857 garLoopResultBuilder]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2021-10-13 06:45:48,699 INFO L857 garLoopResultBuilder]: For program point L55-6(lines 55 59) no Hoare annotation was computed. [2021-10-13 06:45:48,699 INFO L857 garLoopResultBuilder]: For program point L782(lines 781 826) no Hoare annotation was computed. [2021-10-13 06:45:48,699 INFO L857 garLoopResultBuilder]: For program point L551(lines 551 557) no Hoare annotation was computed. [2021-10-13 06:45:48,699 INFO L857 garLoopResultBuilder]: For program point L551-2(lines 551 557) no Hoare annotation was computed. [2021-10-13 06:45:48,699 INFO L857 garLoopResultBuilder]: For program point L551-4(lines 551 557) no Hoare annotation was computed. [2021-10-13 06:45:48,699 INFO L857 garLoopResultBuilder]: For program point L783(lines 783 787) no Hoare annotation was computed. [2021-10-13 06:45:48,700 INFO L857 garLoopResultBuilder]: For program point L618(lines 618 626) no Hoare annotation was computed. [2021-10-13 06:45:48,700 INFO L857 garLoopResultBuilder]: For program point L618-1(lines 618 626) no Hoare annotation was computed. [2021-10-13 06:45:48,700 INFO L857 garLoopResultBuilder]: For program point L618-2(lines 618 626) no Hoare annotation was computed. [2021-10-13 06:45:48,700 INFO L857 garLoopResultBuilder]: For program point L618-3(lines 618 626) no Hoare annotation was computed. [2021-10-13 06:45:48,700 INFO L857 garLoopResultBuilder]: For program point L618-4(lines 618 626) no Hoare annotation was computed. [2021-10-13 06:45:48,700 INFO L857 garLoopResultBuilder]: For program point L618-5(lines 618 626) no Hoare annotation was computed. [2021-10-13 06:45:48,701 INFO L857 garLoopResultBuilder]: For program point L817(lines 817 821) no Hoare annotation was computed. [2021-10-13 06:45:48,701 INFO L857 garLoopResultBuilder]: For program point L817-2(lines 811 822) no Hoare annotation was computed. [2021-10-13 06:45:48,701 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 06:45:48,701 INFO L853 garLoopResultBuilder]: At program point L124(lines 119 127) the Hoare annotation is: (let ((.cse4 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (let ((.cse13 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse15 (= ULTIMATE.start_processEnvironment_~tmp~5 (_ bv0 32))) (.cse16 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse9 (= (_ bv1 32) ~pumpRunning~0)) (.cse11 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse12 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse14 (= ~waterLevel~0 (_ bv0 32))) (.cse3 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse17 (not (= ULTIMATE.start_activatePump_~tmp~6 (_ bv0 32)))) (.cse18 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse19 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse6 (not .cse4)) (.cse10 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse7 (= ~waterLevel~0 (_ bv1 32))) (.cse8 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse2 .cse7 .cse8 .cse3 .cse5) (and .cse0 .cse9 .cse1 .cse10 .cse11 .cse12 .cse2 .cse13 .cse14 .cse15 .cse16) (and .cse0 .cse1 .cse10 .cse2 .cse4 .cse5) (and .cse0 .cse9 .cse1 .cse10 .cse11 .cse12 .cse2 .cse13 .cse15 .cse7 .cse16) (and (or (and .cse0 .cse6 .cse10 .cse17 .cse2 .cse8 .cse5) (and .cse0 .cse6 .cse10 .cse18 .cse2 .cse8 .cse19 .cse5)) .cse1 .cse14) (and .cse0 .cse9 .cse1 .cse10 .cse11 .cse12 .cse2 .cse4) (and .cse1 .cse14 .cse3 (or (and .cse0 .cse17 .cse2 .cse5) (and .cse0 .cse18 .cse2 .cse19 .cse5))) (and .cse0 .cse1 .cse6 .cse10 .cse2 .cse7 .cse8 .cse5)))) [2021-10-13 06:45:48,701 INFO L853 garLoopResultBuilder]: At program point L124-1(lines 119 127) the Hoare annotation is: false [2021-10-13 06:45:48,702 INFO L853 garLoopResultBuilder]: At program point L124-2(lines 119 127) the Hoare annotation is: false [2021-10-13 06:45:48,702 INFO L853 garLoopResultBuilder]: At program point L92(lines 87 95) the Hoare annotation is: (let ((.cse8 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse10 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~3))) (.cse12 (= ~waterLevel~0 (_ bv0 32))) (.cse5 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse9 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse4 (= ~waterLevel~0 (_ bv1 32))) (.cse7 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse8 .cse9 .cse10 .cse11 .cse2 .cse3 .cse12 .cse7) (and .cse0 .cse1 .cse8 .cse10 .cse2 .cse3 .cse12 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse9 .cse11 .cse2 .cse3 .cse4 .cse7))) [2021-10-13 06:45:48,702 INFO L853 garLoopResultBuilder]: At program point L92-1(lines 87 95) the Hoare annotation is: false [2021-10-13 06:45:48,702 INFO L853 garLoopResultBuilder]: At program point L92-2(lines 87 95) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse2 (= ~systemActive~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2 .cse3) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse3))) [2021-10-13 06:45:48,702 INFO L853 garLoopResultBuilder]: At program point L92-3(lines 87 95) the Hoare annotation is: false [2021-10-13 06:45:48,703 INFO L853 garLoopResultBuilder]: At program point L92-4(lines 87 95) the Hoare annotation is: false [2021-10-13 06:45:48,703 INFO L853 garLoopResultBuilder]: At program point L92-5(lines 87 95) the Hoare annotation is: false [2021-10-13 06:45:48,703 INFO L853 garLoopResultBuilder]: At program point L92-6(lines 87 95) the Hoare annotation is: false [2021-10-13 06:45:48,703 INFO L853 garLoopResultBuilder]: At program point L92-7(lines 87 95) the Hoare annotation is: false [2021-10-13 06:45:48,703 INFO L853 garLoopResultBuilder]: At program point L92-8(lines 87 95) the Hoare annotation is: false [2021-10-13 06:45:48,703 INFO L853 garLoopResultBuilder]: At program point L885-2(lines 885 899) the Hoare annotation is: false [2021-10-13 06:45:48,704 INFO L857 garLoopResultBuilder]: For program point L886(line 886) no Hoare annotation was computed. [2021-10-13 06:45:48,704 INFO L853 garLoopResultBuilder]: At program point L589(lines 589 595) the Hoare annotation is: (let ((.cse8 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse10 (= ULTIMATE.start_processEnvironment_~tmp~5 (_ bv0 32))) (.cse11 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse15 (= ~waterLevel~0 (_ bv1 32))) (.cse2 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse4 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~3))) (.cse14 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse12 (= ~waterLevel~0 (_ bv2 32))) (.cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse17 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse18 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse16 (not (= ULTIMATE.start_activatePump_~tmp~6 (_ bv0 32)))) (.cse7 (= ~systemActive~0 (_ bv1 32))) (.cse13 (= (_ bv0 32) ~pumpRunning~0)) (.cse9 (= ~waterLevel~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse0 .cse12 .cse3 .cse7 .cse13) (and .cse0 .cse12 .cse7 .cse14 .cse13) (and .cse0 .cse7 .cse15 .cse14 .cse13) (and .cse0 .cse1 .cse3 .cse5 .cse6 .cse7 .cse8 .cse10 .cse15 .cse11) (and .cse0 .cse3 .cse7 .cse15 .cse13) (and .cse2 .cse4 .cse9 .cse14 (or (and .cse0 .cse16 .cse7 .cse13) (and .cse0 .cse17 .cse7 .cse18 .cse13))) (and .cse0 .cse1 .cse12 .cse3 .cse5 .cse6 .cse7) (and (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|) (or (and .cse0 .cse3 .cse17 .cse7 .cse18 .cse13) (and .cse0 .cse3 .cse16 .cse7 .cse13)) .cse9 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~3)))) [2021-10-13 06:45:48,704 INFO L853 garLoopResultBuilder]: At program point L589-1(lines 589 595) the Hoare annotation is: false [2021-10-13 06:45:48,704 INFO L853 garLoopResultBuilder]: At program point L589-2(lines 589 595) the Hoare annotation is: false [2021-10-13 06:45:48,705 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 06:45:48,705 INFO L853 garLoopResultBuilder]: At program point L525(lines 520 527) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 06:45:48,705 INFO L857 garLoopResultBuilder]: For program point L889(lines 889 893) no Hoare annotation was computed. [2021-10-13 06:45:48,705 INFO L857 garLoopResultBuilder]: For program point L889-1(lines 889 893) no Hoare annotation was computed. [2021-10-13 06:45:48,705 INFO L857 garLoopResultBuilder]: For program point L791(lines 791 797) no Hoare annotation was computed. [2021-10-13 06:45:48,706 INFO L853 garLoopResultBuilder]: At program point L791-1(lines 791 797) the Hoare annotation is: (let ((.cse10 (= ~waterLevel~0 (_ bv2 32))) (.cse9 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse2 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse7 (= ~waterLevel~0 (_ bv0 32))) (.cse8 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~3)) (.cse14 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse16 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~3))) (.cse13 (= ~waterLevel~0 (_ bv1 32))) (.cse18 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse19 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse17 (not (= ULTIMATE.start_activatePump_~tmp~6 (_ bv0 32)))) (.cse6 (= ~systemActive~0 (_ bv1 32))) (.cse20 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse12 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse11 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~switchedOnBeforeTS~0 (_ bv1 32)) .cse7 .cse8 (= ULTIMATE.start_processEnvironment_~tmp~5 (_ bv0 32)) .cse9) (and .cse0 .cse10 .cse3 .cse6 .cse11) (and .cse0 .cse10 .cse6 .cse12 .cse11) (and .cse0 .cse3 .cse6 .cse13 .cse11) (and .cse2 .cse7 .cse8 .cse12 (let ((.cse15 (not .cse10))) (or (and .cse0 .cse14 .cse15 .cse16 .cse17 .cse6 .cse11) (and .cse0 .cse14 .cse15 .cse16 .cse18 .cse6 .cse19 .cse11)))) (and .cse0 .cse1 .cse10 .cse3 .cse4 .cse5 .cse6 .cse20) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~0 (_ bv1 32)) .cse9) (and .cse0 .cse2 .cse6 .cse8 .cse13 .cse12 .cse11) (and .cse0 .cse1 .cse14 .cse3 .cse16 .cse4 .cse5 .cse6 .cse13 .cse20) (and .cse2 (or (and .cse0 .cse3 .cse18 .cse6 .cse19 .cse11) (and .cse0 .cse3 .cse17 .cse6 .cse11)) .cse7 .cse8) (and .cse14 .cse16 .cse13 (or (and .cse0 .cse18 .cse6 .cse20 .cse12 .cse19 .cse11) (and .cse0 .cse17 .cse6 .cse20 .cse12 .cse11))))) [2021-10-13 06:45:48,706 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 06:45:48,706 INFO L857 garLoopResultBuilder]: For program point L957(lines 957 964) no Hoare annotation was computed. [2021-10-13 06:45:48,706 INFO L860 garLoopResultBuilder]: At program point L957-1(lines 957 964) the Hoare annotation is: true [2021-10-13 06:45:48,706 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 147) no Hoare annotation was computed. [2021-10-13 06:45:48,707 INFO L857 garLoopResultBuilder]: For program point L759(lines 759 763) no Hoare annotation was computed. [2021-10-13 06:45:48,707 INFO L857 garLoopResultBuilder]: For program point L759-2(lines 759 763) no Hoare annotation was computed. [2021-10-13 06:45:48,707 INFO L857 garLoopResultBuilder]: For program point L759-3(lines 759 763) no Hoare annotation was computed. [2021-10-13 06:45:48,707 INFO L857 garLoopResultBuilder]: For program point L759-5(lines 759 763) no Hoare annotation was computed. [2021-10-13 06:45:48,707 INFO L857 garLoopResultBuilder]: For program point L759-6(lines 759 763) no Hoare annotation was computed. [2021-10-13 06:45:48,708 INFO L857 garLoopResultBuilder]: For program point L759-8(lines 759 763) no Hoare annotation was computed. [2021-10-13 06:45:48,708 INFO L857 garLoopResultBuilder]: For program point L759-9(lines 759 763) no Hoare annotation was computed. [2021-10-13 06:45:48,708 INFO L857 garLoopResultBuilder]: For program point L759-11(lines 759 763) no Hoare annotation was computed. [2021-10-13 06:45:48,708 INFO L857 garLoopResultBuilder]: For program point L759-12(lines 759 763) no Hoare annotation was computed. [2021-10-13 06:45:48,708 INFO L857 garLoopResultBuilder]: For program point L759-14(lines 759 763) no Hoare annotation was computed. [2021-10-13 06:45:48,708 INFO L857 garLoopResultBuilder]: For program point L759-15(lines 759 763) no Hoare annotation was computed. [2021-10-13 06:45:48,709 INFO L857 garLoopResultBuilder]: For program point L759-17(lines 759 763) no Hoare annotation was computed. [2021-10-13 06:45:48,709 INFO L857 garLoopResultBuilder]: For program point L132(lines 132 138) no Hoare annotation was computed. [2021-10-13 06:45:48,709 INFO L857 garLoopResultBuilder]: For program point L132-1(lines 132 138) no Hoare annotation was computed. [2021-10-13 06:45:48,709 INFO L857 garLoopResultBuilder]: For program point L132-2(lines 132 138) no Hoare annotation was computed. [2021-10-13 06:45:48,709 INFO L857 garLoopResultBuilder]: For program point L132-3(lines 132 138) no Hoare annotation was computed. [2021-10-13 06:45:48,709 INFO L857 garLoopResultBuilder]: For program point L132-4(lines 132 138) no Hoare annotation was computed. [2021-10-13 06:45:48,709 INFO L857 garLoopResultBuilder]: For program point L132-5(lines 132 138) no Hoare annotation was computed. [2021-10-13 06:45:48,710 INFO L857 garLoopResultBuilder]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-10-13 06:45:48,710 INFO L853 garLoopResultBuilder]: At program point L827(lines 780 828) the Hoare annotation is: false [2021-10-13 06:45:48,715 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 06:45:48,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 06:45:48 BoogieIcfgContainer [2021-10-13 06:45:48,800 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 06:45:48,801 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 06:45:48,801 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 06:45:48,801 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 06:45:48,802 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:44:22" (3/4) ... [2021-10-13 06:45:48,804 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 06:45:48,824 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 06:45:48,825 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 06:45:48,826 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 06:45:48,828 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 06:45:48,829 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 06:45:48,830 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 06:45:48,832 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 06:45:48,857 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp == 0bv32) && 1bv32 == \result) || ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && \result == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == tmp) && waterLevel == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == tmp) && 2bv32 == \result)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((waterLevel == \result && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && (((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && !(tmp == 0bv32)) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && \result == 1bv32) && systemActive == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)))) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && systemActive == 1bv32) && waterLevel == tmp) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && \result == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((waterLevel == \result && ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(tmp == 0bv32)) && systemActive == 1bv32) && 0bv32 == pumpRunning))) && waterLevel == 0bv32) && waterLevel == tmp)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 2bv32 == tmp) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 2bv32 == tmp) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning) [2021-10-13 06:45:48,857 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp == 0bv32) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((waterLevel == \result && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && (((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && !(tmp == 0bv32)) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && \result == 1bv32) && systemActive == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)))) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32))) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp___0 == 1bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && systemActive == 1bv32) && waterLevel == tmp) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32))) || (((waterLevel == \result && ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(tmp == 0bv32)) && systemActive == 1bv32) && 0bv32 == pumpRunning))) && waterLevel == 0bv32) && waterLevel == tmp)) || (((!(2bv32 == \result) && !(2bv32 == tmp)) && waterLevel == 1bv32) && (((((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning))) [2021-10-13 06:45:48,857 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(2bv32 == tmp)) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((waterLevel == \result && waterLevel == 0bv32) && waterLevel == tmp) && ((((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && \result == 1bv32) && systemActive == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && !(tmp == 0bv32)) && systemActive == 1bv32) && 0bv32 == pumpRunning)))) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((waterLevel == \result && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && (((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && !(tmp == 0bv32)) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && \result == 1bv32) && systemActive == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)))) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && systemActive == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp___0 == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && !(2bv32 == tmp)) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && systemActive == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && systemActive == 1bv32) && waterLevel == 1bv32)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp == 0bv32) && 1bv32 == \result) [2021-10-13 06:45:48,858 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 1bv32 == \result) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((!(waterLevel == 2bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && (((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 2bv32 == tmp) && systemActive == 1bv32) && 0bv32 == pumpRunning))) && methaneLevelCritical == 1bv32)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((methaneLevelCritical == 0bv32 && !(waterLevel == 2bv32)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && (((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 2bv32 == tmp) && systemActive == 1bv32) && 0bv32 == pumpRunning)))) || (((waterLevel == \result && (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && !(tmp == 0bv32)) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning))) && waterLevel == 0bv32) && waterLevel == tmp)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && systemActive == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp___0 == 1bv32) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(2bv32 == tmp)) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && !(2bv32 == tmp)) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && systemActive == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((waterLevel == \result && waterLevel == 0bv32) && waterLevel == tmp) && ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(tmp == 0bv32)) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning))) && methaneLevelCritical == 1bv32) [2021-10-13 06:45:48,859 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 1bv32 == \result) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(2bv32 == tmp)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && \result == 1bv32) && systemActive == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && !(tmp == 0bv32)) && systemActive == 1bv32) && 0bv32 == pumpRunning)) && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((waterLevel == \result && waterLevel == 0bv32) && waterLevel == tmp) && (((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(tmp == 0bv32)) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning))) && methaneLevelCritical == 1bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 1bv32 == \result) [2021-10-13 06:45:48,859 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((splverifierCounter == 0bv32 && 2bv32 == tmp) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) && !(waterLevel == 2bv32)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((waterLevel == \result && waterLevel == 0bv32) && waterLevel == tmp) && (((((((splverifierCounter == 0bv32 && !(2bv32 == tmp)) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && !(tmp == 0bv32)) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && !(2bv32 == tmp)) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)))) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((waterLevel == \result && waterLevel == 0bv32) && waterLevel == tmp) && ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(tmp == 0bv32)) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)))) || ((((((((splverifierCounter == 0bv32 && 2bv32 == tmp) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && waterLevel == 1bv32) && !(waterLevel == 3bv32))) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result) [2021-10-13 06:45:48,859 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((!(2bv32 == \result) && !(2bv32 == tmp)) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && ((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)))) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) || (((waterLevel == \result && ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(tmp == 0bv32)) && systemActive == 1bv32) && 0bv32 == pumpRunning))) && waterLevel == 0bv32) && waterLevel == tmp) [2021-10-13 06:45:48,860 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(tmp == 0bv32)) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) && waterLevel == \result) && waterLevel == 0bv32)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 2bv32 == \result)) || (((waterLevel == \result && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && ((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)))) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) [2021-10-13 06:45:48,861 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(2bv32 == tmp)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) [2021-10-13 06:45:48,861 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(2bv32 == tmp)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) [2021-10-13 06:45:48,862 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((waterLevel == \result && (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(tmp == 0bv32)) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning))) && waterLevel == 0bv32) && waterLevel == tmp) || ((((waterLevel == \result && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(tmp == 0bv32)) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)))) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) [2021-10-13 06:45:48,862 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp == 0bv32) && 1bv32 == \result) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && systemActive == 1bv32) && waterLevel == tmp) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == tmp) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || (((waterLevel == \result && (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && !(tmp == 0bv32)) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning))) && waterLevel == 0bv32) && waterLevel == tmp)) || ((((waterLevel == \result && waterLevel == 0bv32) && waterLevel == tmp) && (((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(tmp == 0bv32)) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning))) && methaneLevelCritical == 1bv32)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == tmp) && tmp == 0bv32) && waterLevel == 1bv32) && 1bv32 == \result) [2021-10-13 06:45:48,863 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && methaneLevelCritical == 0bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((((waterLevel == \result && (((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && tmp___0 == 0bv32) && !(tmp == 0bv32)) && systemActive == 1bv32) && \result == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning))) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((waterLevel == \result && waterLevel == 0bv32) && waterLevel == tmp) && ((((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && methaneLevelCritical == 0bv32) && tmp___0 == 0bv32) && !(tmp == 0bv32)) && systemActive == 1bv32) && \result == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)))) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) [2021-10-13 06:45:48,865 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-13 06:45:48,866 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-13 06:45:48,917 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 06:45:48,917 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 06:45:48,919 INFO L168 Benchmark]: Toolchain (without parser) took 90367.96 ms. Allocated memory was 69.2 MB in the beginning and 323.0 MB in the end (delta: 253.8 MB). Free memory was 49.7 MB in the beginning and 122.4 MB in the end (delta: -72.7 MB). Peak memory consumption was 180.3 MB. Max. memory is 16.1 GB. [2021-10-13 06:45:48,919 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 69.2 MB. Free memory was 50.1 MB in the beginning and 50.1 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:45:48,920 INFO L168 Benchmark]: CACSL2BoogieTranslator took 747.10 ms. Allocated memory is still 69.2 MB. Free memory was 49.5 MB in the beginning and 37.2 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 06:45:48,920 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.73 ms. Allocated memory is still 69.2 MB. Free memory was 37.0 MB in the beginning and 33.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 06:45:48,920 INFO L168 Benchmark]: Boogie Preprocessor took 89.57 ms. Allocated memory was 69.2 MB in the beginning and 92.3 MB in the end (delta: 23.1 MB). Free memory was 33.0 MB in the beginning and 72.5 MB in the end (delta: -39.5 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. [2021-10-13 06:45:48,921 INFO L168 Benchmark]: RCFGBuilder took 2589.75 ms. Allocated memory is still 92.3 MB. Free memory was 72.5 MB in the beginning and 42.3 MB in the end (delta: 30.2 MB). Peak memory consumption was 31.7 MB. Max. memory is 16.1 GB. [2021-10-13 06:45:48,921 INFO L168 Benchmark]: TraceAbstraction took 86731.81 ms. Allocated memory was 92.3 MB in the beginning and 323.0 MB in the end (delta: 230.7 MB). Free memory was 41.8 MB in the beginning and 134.0 MB in the end (delta: -92.1 MB). Peak memory consumption was 199.5 MB. Max. memory is 16.1 GB. [2021-10-13 06:45:48,922 INFO L168 Benchmark]: Witness Printer took 116.78 ms. Allocated memory is still 323.0 MB. Free memory was 134.0 MB in the beginning and 122.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 06:45:48,924 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 69.2 MB. Free memory was 50.1 MB in the beginning and 50.1 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 747.10 ms. Allocated memory is still 69.2 MB. Free memory was 49.5 MB in the beginning and 37.2 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 80.73 ms. Allocated memory is still 69.2 MB. Free memory was 37.0 MB in the beginning and 33.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 89.57 ms. Allocated memory was 69.2 MB in the beginning and 92.3 MB in the end (delta: 23.1 MB). Free memory was 33.0 MB in the beginning and 72.5 MB in the end (delta: -39.5 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2589.75 ms. Allocated memory is still 92.3 MB. Free memory was 72.5 MB in the beginning and 42.3 MB in the end (delta: 30.2 MB). Peak memory consumption was 31.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 86731.81 ms. Allocated memory was 92.3 MB in the beginning and 323.0 MB in the end (delta: 230.7 MB). Free memory was 41.8 MB in the beginning and 134.0 MB in the end (delta: -92.1 MB). Peak memory consumption was 199.5 MB. Max. memory is 16.1 GB. * Witness Printer took 116.78 ms. Allocated memory is still 323.0 MB. Free memory was 134.0 MB in the beginning and 122.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 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: 147]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 147]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 147]: 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, 138 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 86517.2ms, OverallIterations: 16, TraceHistogramMax: 4, EmptinessCheckTime: 34.3ms, AutomataDifference: 23330.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 29146.5ms, InitialAbstractionConstructionTime: 13.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1978 SDtfs, 4128 SDslu, 5187 SDs, 0 SdLazy, 734 SolverSat, 164 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 20616.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3540 GetRequests, 3402 SyntacticMatches, 0 SemanticMatches, 138 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 1475.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=738occurred in iteration=13, InterpolantAutomatonStates: 119, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 726.8ms AutomataMinimizationTime, 16 MinimizatonAttempts, 3053 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 61 LocationsWithAnnotation, 61 PreInvPairs, 430 NumberOfFragments, 4113 HoareAnnotationTreeSize, 61 FomulaSimplifications, 28786621 FormulaSimplificationTreeSizeReduction, 6006.4ms HoareSimplificationTime, 61 FomulaSimplificationsInter, 2055903 FormulaSimplificationTreeSizeReductionInter, 23117.9ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 609.7ms SsaConstructionTime, 7964.7ms SatisfiabilityAnalysisTime, 11166.4ms InterpolantComputationTime, 1748 NumberOfCodeBlocks, 1748 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 3448 ConstructedInterpolants, 0 QuantifiedInterpolants, 6850 SizeOfPredicates, 78 NumberOfNonLiveVariables, 6465 ConjunctsInSsa, 129 ConjunctsInUnsatCore, 48 InterpolantComputations, 25 PerfectInterpolantSequences, 2564/2796 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 520]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 1bv32 == \result) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((!(waterLevel == 2bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && (((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 2bv32 == tmp) && systemActive == 1bv32) && 0bv32 == pumpRunning))) && methaneLevelCritical == 1bv32)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((methaneLevelCritical == 0bv32 && !(waterLevel == 2bv32)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && (((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 2bv32 == tmp) && systemActive == 1bv32) && 0bv32 == pumpRunning)))) || (((waterLevel == \result && (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && !(tmp == 0bv32)) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning))) && waterLevel == 0bv32) && waterLevel == tmp)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && systemActive == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp___0 == 1bv32) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(2bv32 == tmp)) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && !(2bv32 == tmp)) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && systemActive == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((waterLevel == \result && waterLevel == 0bv32) && waterLevel == tmp) && ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(tmp == 0bv32)) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning))) && methaneLevelCritical == 1bv32) - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp == 0bv32) && 1bv32 == \result) || ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && \result == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == tmp) && waterLevel == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == tmp) && 2bv32 == \result)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((waterLevel == \result && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && (((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && !(tmp == 0bv32)) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && \result == 1bv32) && systemActive == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)))) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && systemActive == 1bv32) && waterLevel == tmp) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && \result == 0bv32) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((waterLevel == \result && ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(tmp == 0bv32)) && systemActive == 1bv32) && 0bv32 == pumpRunning))) && waterLevel == 0bv32) && waterLevel == tmp)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 2bv32 == tmp) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 2bv32 == tmp) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (((((((waterLevel == \result && (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(tmp == 0bv32)) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning))) && waterLevel == 0bv32) && waterLevel == tmp) || ((((waterLevel == \result && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && (((((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(tmp == 0bv32)) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)))) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && methaneLevelCritical == 0bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((((waterLevel == \result && (((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && tmp___0 == 0bv32) && !(tmp == 0bv32)) && systemActive == 1bv32) && \result == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning))) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((waterLevel == \result && waterLevel == 0bv32) && waterLevel == tmp) && ((((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && methaneLevelCritical == 0bv32) && tmp___0 == 0bv32) && !(tmp == 0bv32)) && systemActive == 1bv32) && \result == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)))) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: ((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((!(2bv32 == \result) && !(2bv32 == tmp)) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && ((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)))) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) || (((waterLevel == \result && ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(tmp == 0bv32)) && systemActive == 1bv32) && 0bv32 == pumpRunning))) && waterLevel == 0bv32) && waterLevel == tmp) - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0bv32 && waterLevel == \result) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && tmp == 0bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(tmp == 0bv32)) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)) && waterLevel == \result) && waterLevel == 0bv32)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 2bv32 == \result)) || (((waterLevel == \result && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && ((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)))) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 1bv32 == \result) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(2bv32 == tmp)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && \result == 1bv32) && systemActive == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && !(tmp == 0bv32)) && systemActive == 1bv32) && 0bv32 == pumpRunning)) && waterLevel == \result) && waterLevel == 0bv32) && waterLevel == tmp)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((waterLevel == \result && waterLevel == 0bv32) && waterLevel == tmp) && (((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(tmp == 0bv32)) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning))) && methaneLevelCritical == 1bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 1bv32 == \result) - InvariantResult [Line: 929]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 957]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: ((((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp == 0bv32) && 1bv32 == \result) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((waterLevel == \result && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && (((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && !(tmp == 0bv32)) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && \result == 1bv32) && systemActive == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)))) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32))) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp___0 == 1bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && waterLevel == \result) && systemActive == 1bv32) && waterLevel == tmp) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32))) || (((waterLevel == \result && ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(tmp == 0bv32)) && systemActive == 1bv32) && 0bv32 == pumpRunning))) && waterLevel == 0bv32) && waterLevel == tmp)) || (((!(2bv32 == \result) && !(2bv32 == tmp)) && waterLevel == 1bv32) && (((((((splverifierCounter == 0bv32 && \result == 1bv32) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && !(tmp == 0bv32)) && systemActive == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning))) - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 801]: Loop Invariant Derived loop invariant: ((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(2bv32 == tmp)) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((waterLevel == \result && waterLevel == 0bv32) && waterLevel == tmp) && ((((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && \result == 1bv32) && systemActive == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && !(tmp == 0bv32)) && systemActive == 1bv32) && 0bv32 == pumpRunning)))) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((waterLevel == \result && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && (((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && !(tmp == 0bv32)) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && \result == 1bv32) && systemActive == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)))) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && systemActive == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp___0 == 1bv32) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && !(2bv32 == tmp)) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && systemActive == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && systemActive == 1bv32) && waterLevel == 1bv32)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp == 0bv32) && 1bv32 == \result) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(2bv32 == tmp)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 864]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(2bv32 == tmp)) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp)) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && \result == 1bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 578]: Loop Invariant Derived loop invariant: ((((((((((((((((splverifierCounter == 0bv32 && 2bv32 == tmp) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) && !(waterLevel == 2bv32)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((waterLevel == \result && waterLevel == 0bv32) && waterLevel == tmp) && (((((((splverifierCounter == 0bv32 && !(2bv32 == tmp)) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && !(tmp == 0bv32)) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && !(2bv32 == tmp)) && (!(2bv32 == \result) || !(waterLevel == 3bv32))) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)))) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && !(2bv32 == tmp)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result)) || (((waterLevel == \result && waterLevel == 0bv32) && waterLevel == tmp) && ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(tmp == 0bv32)) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning)))) || ((((((((splverifierCounter == 0bv32 && 2bv32 == tmp) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && waterLevel == 1bv32) && !(waterLevel == 3bv32))) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 1bv32 == \result) - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: (((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && waterLevel == tmp) && tmp == 0bv32) && 1bv32 == \result) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && systemActive == 1bv32) && waterLevel == tmp) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == tmp) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || (((waterLevel == \result && (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && !(tmp == 0bv32)) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && \result == 1bv32) && 0bv32 == pumpRunning))) && waterLevel == 0bv32) && waterLevel == tmp)) || ((((waterLevel == \result && waterLevel == 0bv32) && waterLevel == tmp) && (((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(tmp == 0bv32)) && systemActive == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && \result == 1bv32) && systemActive == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning))) && methaneLevelCritical == 1bv32)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == tmp) && tmp == 0bv32) && waterLevel == 1bv32) && 1bv32 == \result) - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-13 06:45:49,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f55eab8a-190b-4703-ba57-44aa5f26b314/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...