./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 e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/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_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE --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 603cfb64133b588a2e9c81e31ac984484d295feb0a468539180131e3ac5a47d6 ............................................................................................................................................ 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_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/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_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE --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 603cfb64133b588a2e9c81e31ac984484d295feb0a468539180131e3ac5a47d6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 09:46:37,928 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 09:46:37,930 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 09:46:37,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 09:46:37,977 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 09:46:37,980 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 09:46:37,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 09:46:37,986 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 09:46:37,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 09:46:37,993 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 09:46:37,994 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 09:46:37,996 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 09:46:37,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 09:46:37,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 09:46:38,002 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 09:46:38,009 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 09:46:38,011 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 09:46:38,012 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 09:46:38,015 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 09:46:38,022 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 09:46:38,024 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 09:46:38,026 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 09:46:38,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 09:46:38,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 09:46:38,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 09:46:38,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 09:46:38,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 09:46:38,041 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 09:46:38,042 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 09:46:38,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 09:46:38,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 09:46:38,045 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 09:46:38,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 09:46:38,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 09:46:38,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 09:46:38,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 09:46:38,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 09:46:38,051 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 09:46:38,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 09:46:38,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 09:46:38,053 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 09:46:38,054 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 09:46:38,107 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 09:46:38,107 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 09:46:38,109 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 09:46:38,109 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 09:46:38,109 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 09:46:38,109 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 09:46:38,110 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 09:46:38,116 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 09:46:38,116 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 09:46:38,116 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 09:46:38,116 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 09:46:38,116 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 09:46:38,117 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 09:46:38,117 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 09:46:38,117 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 09:46:38,118 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 09:46:38,118 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 09:46:38,118 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 09:46:38,118 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 09:46:38,119 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 09:46:38,119 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 09:46:38,119 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 09:46:38,119 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 09:46:38,119 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 09:46:38,120 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 09:46:38,120 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 09:46:38,120 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 09:46:38,120 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 09:46:38,121 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 09:46:38,121 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 09:46:38,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 09:46:38,121 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 09:46:38,121 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 09:46:38,122 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 09:46:38,122 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 09:46:38,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 09:46:38,122 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 09:46:38,122 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 09:46:38,123 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 09:46:38,123 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_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 603cfb64133b588a2e9c81e31ac984484d295feb0a468539180131e3ac5a47d6 [2021-10-24 09:46:38,415 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 09:46:38,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 09:46:38,438 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 09:46:38,439 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 09:46:38,443 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 09:46:38,444 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c [2021-10-24 09:46:38,520 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/data/70267f70a/40102a81150a4c9f80633354af9a0a6f/FLAGa115be093 [2021-10-24 09:46:39,007 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 09:46:39,007 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c [2021-10-24 09:46:39,025 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/data/70267f70a/40102a81150a4c9f80633354af9a0a6f/FLAGa115be093 [2021-10-24 09:46:39,375 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/data/70267f70a/40102a81150a4c9f80633354af9a0a6f [2021-10-24 09:46:39,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 09:46:39,378 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 09:46:39,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 09:46:39,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 09:46:39,384 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 09:46:39,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:46:39" (1/1) ... [2021-10-24 09:46:39,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75b3d30d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:46:39, skipping insertion in model container [2021-10-24 09:46:39,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:46:39" (1/1) ... [2021-10-24 09:46:39,393 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 09:46:39,431 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 09:46:39,630 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_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c[3064,3077] [2021-10-24 09:46:39,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 09:46:39,747 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) [2021-10-24 09:46:39,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3dd2b6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:46:39, skipping insertion in model container [2021-10-24 09:46:39,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 09:46:39,748 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 09:46:39,751 INFO L168 Benchmark]: Toolchain (without parser) took 370.49 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 56.9 MB in the beginning and 85.2 MB in the end (delta: -28.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 09:46:39,752 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 94.4 MB. Free memory was 64.2 MB in the beginning and 64.2 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 09:46:39,753 INFO L168 Benchmark]: CACSL2BoogieTranslator took 367.89 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 56.7 MB in the beginning and 85.2 MB in the end (delta: -28.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 09:46:39,755 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 94.4 MB. Free memory was 64.2 MB in the beginning and 64.2 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 367.89 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 56.7 MB in the beginning and 85.2 MB in the end (delta: -28.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 188]: 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-e943c26 [2021-10-24 09:46:42,021 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 09:46:42,024 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 09:46:42,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 09:46:42,078 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 09:46:42,082 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 09:46:42,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 09:46:42,089 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 09:46:42,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 09:46:42,099 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 09:46:42,101 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 09:46:42,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 09:46:42,104 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 09:46:42,106 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 09:46:42,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 09:46:42,113 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 09:46:42,115 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 09:46:42,116 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 09:46:42,118 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 09:46:42,135 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 09:46:42,137 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 09:46:42,138 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 09:46:42,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 09:46:42,143 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 09:46:42,151 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 09:46:42,152 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 09:46:42,152 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 09:46:42,154 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 09:46:42,155 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 09:46:42,156 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 09:46:42,157 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 09:46:42,157 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 09:46:42,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 09:46:42,160 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 09:46:42,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 09:46:42,162 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 09:46:42,163 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 09:46:42,163 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 09:46:42,164 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 09:46:42,165 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 09:46:42,166 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 09:46:42,171 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-24 09:46:42,212 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 09:46:42,213 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 09:46:42,214 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 09:46:42,215 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 09:46:42,215 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 09:46:42,215 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 09:46:42,215 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 09:46:42,216 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 09:46:42,216 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 09:46:42,218 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 09:46:42,219 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 09:46:42,219 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 09:46:42,219 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 09:46:42,220 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 09:46:42,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 09:46:42,220 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 09:46:42,220 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 09:46:42,221 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 09:46:42,221 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 09:46:42,221 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 09:46:42,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 09:46:42,222 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 09:46:42,222 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 09:46:42,223 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 09:46:42,223 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 09:46:42,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 09:46:42,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 09:46:42,224 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 09:46:42,224 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 09:46:42,224 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 09:46:42,225 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 09:46:42,225 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 09:46:42,225 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 09:46:42,226 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 09:46:42,226 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 09:46:42,227 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_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 603cfb64133b588a2e9c81e31ac984484d295feb0a468539180131e3ac5a47d6 [2021-10-24 09:46:42,611 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 09:46:42,638 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 09:46:42,642 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 09:46:42,644 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 09:46:42,645 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 09:46:42,646 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c [2021-10-24 09:46:42,723 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/data/0109422b1/6f0eae159b244c9bb398fbc4b7c2cbe9/FLAGf7f57c26d [2021-10-24 09:46:43,265 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 09:46:43,266 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c [2021-10-24 09:46:43,280 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/data/0109422b1/6f0eae159b244c9bb398fbc4b7c2cbe9/FLAGf7f57c26d [2021-10-24 09:46:43,579 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/data/0109422b1/6f0eae159b244c9bb398fbc4b7c2cbe9 [2021-10-24 09:46:43,581 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 09:46:43,582 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 09:46:43,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 09:46:43,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 09:46:43,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 09:46:43,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:46:43" (1/1) ... [2021-10-24 09:46:43,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4409503a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:46:43, skipping insertion in model container [2021-10-24 09:46:43,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:46:43" (1/1) ... [2021-10-24 09:46:43,601 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 09:46:43,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 09:46:43,821 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_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c[3064,3077] [2021-10-24 09:46:43,960 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 09:46:43,975 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-24 09:46:43,983 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 09:46:43,997 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_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c[3064,3077] [2021-10-24 09:46:44,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 09:46:44,107 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 09:46:44,133 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_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c[3064,3077] [2021-10-24 09:46:44,180 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 09:46:44,205 INFO L208 MainTranslator]: Completed translation [2021-10-24 09:46:44,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:46:44 WrapperNode [2021-10-24 09:46:44,206 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 09:46:44,207 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 09:46:44,207 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 09:46:44,207 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 09:46:44,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:46:44" (1/1) ... [2021-10-24 09:46:44,233 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:46:44" (1/1) ... [2021-10-24 09:46:44,282 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 09:46:44,283 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 09:46:44,283 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 09:46:44,283 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 09:46:44,291 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:46:44" (1/1) ... [2021-10-24 09:46:44,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:46:44" (1/1) ... [2021-10-24 09:46:44,298 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:46:44" (1/1) ... [2021-10-24 09:46:44,299 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:46:44" (1/1) ... [2021-10-24 09:46:44,315 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:46:44" (1/1) ... [2021-10-24 09:46:44,324 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:46:44" (1/1) ... [2021-10-24 09:46:44,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:46:44" (1/1) ... [2021-10-24 09:46:44,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 09:46:44,333 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 09:46:44,334 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 09:46:44,334 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 09:46:44,334 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:46:44" (1/1) ... [2021-10-24 09:46:44,341 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 09:46:44,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 09:46:44,377 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 09:46:44,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 09:46:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 09:46:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-24 09:46:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 09:46:44,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 09:46:46,806 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 09:46:46,807 INFO L299 CfgBuilder]: Removed 206 assume(true) statements. [2021-10-24 09:46:46,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:46:46 BoogieIcfgContainer [2021-10-24 09:46:46,812 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 09:46:46,813 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 09:46:46,814 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 09:46:46,816 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 09:46:46,816 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 09:46:43" (1/3) ... [2021-10-24 09:46:46,817 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@410b9a1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 09:46:46, skipping insertion in model container [2021-10-24 09:46:46,818 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:46:44" (2/3) ... [2021-10-24 09:46:46,818 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@410b9a1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 09:46:46, skipping insertion in model container [2021-10-24 09:46:46,818 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:46:46" (3/3) ... [2021-10-24 09:46:46,820 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product45.cil.c [2021-10-24 09:46:46,825 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 09:46:46,826 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-24 09:46:46,889 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-24 09:46:46,896 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-24 09:46:46,896 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-24 09:46:46,918 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) [2021-10-24 09:46:46,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-24 09:46:46,924 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:46:46,924 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 09:46:46,925 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:46:46,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:46:46,937 INFO L82 PathProgramCache]: Analyzing trace with hash -2038923744, now seen corresponding path program 1 times [2021-10-24 09:46:46,949 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:46:46,949 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1645109038] [2021-10-24 09:46:46,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:46:46,950 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:46:46,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:46:46,952 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:46:46,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-24 09:46:47,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:46:47,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-24 09:46:47,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:46:47,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:46:47,273 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:46:47,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:46:47,349 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:46:47,350 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1645109038] [2021-10-24 09:46:47,350 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1645109038] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:46:47,350 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:46:47,351 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-24 09:46:47,362 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906617864] [2021-10-24 09:46:47,367 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-24 09:46:47,367 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:46:47,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-24 09:46:47,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 09:46:47,385 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) [2021-10-24 09:46:47,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:46:47,445 INFO L93 Difference]: Finished difference Result 269 states and 400 transitions. [2021-10-24 09:46:47,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 09:46:47,446 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 [2021-10-24 09:46:47,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:46:47,461 INFO L225 Difference]: With dead ends: 269 [2021-10-24 09:46:47,462 INFO L226 Difference]: Without dead ends: 134 [2021-10-24 09:46:47,466 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 09:46:47,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2021-10-24 09:46:47,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2021-10-24 09:46:47,531 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) [2021-10-24 09:46:47,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 192 transitions. [2021-10-24 09:46:47,537 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 192 transitions. Word has length 19 [2021-10-24 09:46:47,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:46:47,537 INFO L470 AbstractCegarLoop]: Abstraction has 134 states and 192 transitions. [2021-10-24 09:46:47,538 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) [2021-10-24 09:46:47,538 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 192 transitions. [2021-10-24 09:46:47,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-24 09:46:47,539 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:46:47,539 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] [2021-10-24 09:46:47,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-24 09:46:47,752 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:46:47,752 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:46:47,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:46:47,754 INFO L82 PathProgramCache]: Analyzing trace with hash -1183223248, now seen corresponding path program 1 times [2021-10-24 09:46:47,758 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:46:47,759 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1540481302] [2021-10-24 09:46:47,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:46:47,759 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:46:47,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:46:47,761 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:46:47,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-24 09:46:47,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:46:47,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 09:46:47,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:46:48,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:46:48,068 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:46:48,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:46:48,139 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:46:48,139 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1540481302] [2021-10-24 09:46:48,139 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1540481302] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:46:48,139 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:46:48,140 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 09:46:48,140 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385096138] [2021-10-24 09:46:48,143 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 09:46:48,143 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:46:48,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 09:46:48,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 09:46:48,146 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) [2021-10-24 09:46:48,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:46:48,174 INFO L93 Difference]: Finished difference Result 134 states and 192 transitions. [2021-10-24 09:46:48,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 09:46:48,175 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 [2021-10-24 09:46:48,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:46:48,177 INFO L225 Difference]: With dead ends: 134 [2021-10-24 09:46:48,178 INFO L226 Difference]: Without dead ends: 55 [2021-10-24 09:46:48,179 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.8ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 09:46:48,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-10-24 09:46:48,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-10-24 09:46:48,193 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) [2021-10-24 09:46:48,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 78 transitions. [2021-10-24 09:46:48,195 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 78 transitions. Word has length 20 [2021-10-24 09:46:48,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:46:48,195 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 78 transitions. [2021-10-24 09:46:48,196 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) [2021-10-24 09:46:48,196 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2021-10-24 09:46:48,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-24 09:46:48,198 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:46:48,201 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] [2021-10-24 09:46:48,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-24 09:46:48,415 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:46:48,415 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:46:48,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:46:48,416 INFO L82 PathProgramCache]: Analyzing trace with hash 401446808, now seen corresponding path program 1 times [2021-10-24 09:46:48,417 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:46:48,417 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [397641906] [2021-10-24 09:46:48,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:46:48,417 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:46:48,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:46:48,418 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:46:48,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-24 09:46:48,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:46:48,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 09:46:48,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:46:48,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:46:48,761 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:46:48,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:46:48,879 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:46:48,880 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [397641906] [2021-10-24 09:46:48,880 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [397641906] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:46:48,880 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:46:48,880 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-24 09:46:48,880 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540576329] [2021-10-24 09:46:48,881 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 09:46:48,881 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:46:48,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 09:46:48,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 09:46:48,883 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) [2021-10-24 09:46:48,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:46:48,891 INFO L93 Difference]: Finished difference Result 103 states and 149 transitions. [2021-10-24 09:46:48,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 09:46:48,896 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 [2021-10-24 09:46:48,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:46:48,898 INFO L225 Difference]: With dead ends: 103 [2021-10-24 09:46:48,898 INFO L226 Difference]: Without dead ends: 55 [2021-10-24 09:46:48,901 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.1ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 09:46:48,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-10-24 09:46:48,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-10-24 09:46:48,906 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) [2021-10-24 09:46:48,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 77 transitions. [2021-10-24 09:46:48,906 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 77 transitions. Word has length 26 [2021-10-24 09:46:48,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:46:48,907 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 77 transitions. [2021-10-24 09:46:48,907 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) [2021-10-24 09:46:48,907 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 77 transitions. [2021-10-24 09:46:48,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-24 09:46:48,909 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:46:48,909 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] [2021-10-24 09:46:48,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-24 09:46:49,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:46:49,122 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:46:49,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:46:49,122 INFO L82 PathProgramCache]: Analyzing trace with hash -1016692102, now seen corresponding path program 1 times [2021-10-24 09:46:49,123 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:46:49,123 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [102409664] [2021-10-24 09:46:49,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:46:49,124 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:46:49,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:46:49,125 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:46:49,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-24 09:46:49,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:46:49,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 09:46:49,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:46:49,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:46:49,400 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:46:49,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:46:49,472 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:46:49,472 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [102409664] [2021-10-24 09:46:49,472 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [102409664] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:46:49,472 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:46:49,473 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-24 09:46:49,473 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715395886] [2021-10-24 09:46:49,473 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-24 09:46:49,474 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:46:49,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-24 09:46:49,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-24 09:46:49,475 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) [2021-10-24 09:46:49,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:46:49,536 INFO L93 Difference]: Finished difference Result 127 states and 181 transitions. [2021-10-24 09:46:49,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 09:46:49,537 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 [2021-10-24 09:46:49,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:46:49,538 INFO L225 Difference]: With dead ends: 127 [2021-10-24 09:46:49,538 INFO L226 Difference]: Without dead ends: 79 [2021-10-24 09:46:49,538 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.9ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-24 09:46:49,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2021-10-24 09:46:49,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 77. [2021-10-24 09:46:49,546 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) [2021-10-24 09:46:49,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 107 transitions. [2021-10-24 09:46:49,547 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 107 transitions. Word has length 28 [2021-10-24 09:46:49,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:46:49,548 INFO L470 AbstractCegarLoop]: Abstraction has 77 states and 107 transitions. [2021-10-24 09:46:49,548 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) [2021-10-24 09:46:49,548 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 107 transitions. [2021-10-24 09:46:49,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-24 09:46:49,549 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:46:49,549 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] [2021-10-24 09:46:49,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-24 09:46:49,762 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:46:49,762 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:46:49,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:46:49,762 INFO L82 PathProgramCache]: Analyzing trace with hash -836140634, now seen corresponding path program 1 times [2021-10-24 09:46:49,763 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:46:49,763 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1993368341] [2021-10-24 09:46:49,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:46:49,763 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:46:49,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:46:49,765 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:46:49,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-24 09:46:49,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:46:49,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 09:46:49,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:46:50,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:46:50,114 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:46:50,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:46:50,203 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:46:50,207 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1993368341] [2021-10-24 09:46:50,208 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1993368341] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:46:50,208 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:46:50,208 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 09:46:50,209 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666867928] [2021-10-24 09:46:50,210 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 09:46:50,210 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:46:50,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 09:46:50,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 09:46:50,211 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) [2021-10-24 09:46:50,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:46:50,395 INFO L93 Difference]: Finished difference Result 260 states and 366 transitions. [2021-10-24 09:46:50,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-24 09:46:50,396 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 [2021-10-24 09:46:50,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:46:50,398 INFO L225 Difference]: With dead ends: 260 [2021-10-24 09:46:50,398 INFO L226 Difference]: Without dead ends: 190 [2021-10-24 09:46:50,399 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 60.9ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-24 09:46:50,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2021-10-24 09:46:50,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 76. [2021-10-24 09:46:50,434 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) [2021-10-24 09:46:50,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 104 transitions. [2021-10-24 09:46:50,434 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 104 transitions. Word has length 34 [2021-10-24 09:46:50,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:46:50,435 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 104 transitions. [2021-10-24 09:46:50,435 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) [2021-10-24 09:46:50,435 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 104 transitions. [2021-10-24 09:46:50,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-24 09:46:50,442 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:46:50,442 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] [2021-10-24 09:46:50,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-24 09:46:50,655 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:46:50,656 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:46:50,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:46:50,656 INFO L82 PathProgramCache]: Analyzing trace with hash 2819926, now seen corresponding path program 1 times [2021-10-24 09:46:50,657 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:46:50,657 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1344535914] [2021-10-24 09:46:50,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:46:50,657 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:46:50,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:46:50,658 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:46:50,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-24 09:46:50,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:46:50,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 09:46:50,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:46:51,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:46:51,009 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:46:51,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:46:51,096 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:46:51,096 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1344535914] [2021-10-24 09:46:51,097 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1344535914] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:46:51,097 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:46:51,097 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 09:46:51,097 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475789998] [2021-10-24 09:46:51,098 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 09:46:51,098 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:46:51,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 09:46:51,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 09:46:51,099 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) [2021-10-24 09:46:51,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:46:51,168 INFO L93 Difference]: Finished difference Result 194 states and 266 transitions. [2021-10-24 09:46:51,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-24 09:46:51,169 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 [2021-10-24 09:46:51,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:46:51,170 INFO L225 Difference]: With dead ends: 194 [2021-10-24 09:46:51,171 INFO L226 Difference]: Without dead ends: 125 [2021-10-24 09:46:51,171 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 28.8ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-24 09:46:51,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2021-10-24 09:46:51,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 82. [2021-10-24 09:46:51,181 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) [2021-10-24 09:46:51,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 110 transitions. [2021-10-24 09:46:51,181 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 110 transitions. Word has length 37 [2021-10-24 09:46:51,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:46:51,182 INFO L470 AbstractCegarLoop]: Abstraction has 82 states and 110 transitions. [2021-10-24 09:46:51,182 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) [2021-10-24 09:46:51,182 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 110 transitions. [2021-10-24 09:46:51,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-24 09:46:51,183 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:46:51,183 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] [2021-10-24 09:46:51,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-24 09:46:51,396 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:46:51,396 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:46:51,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:46:51,396 INFO L82 PathProgramCache]: Analyzing trace with hash -1008297324, now seen corresponding path program 1 times [2021-10-24 09:46:51,397 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:46:51,397 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [180916913] [2021-10-24 09:46:51,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:46:51,397 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:46:51,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:46:51,398 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:46:51,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-24 09:46:51,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:46:51,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-24 09:46:51,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:46:51,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:46:51,784 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:46:51,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:46:51,876 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:46:51,877 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [180916913] [2021-10-24 09:46:51,877 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [180916913] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:46:51,877 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:46:51,877 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-24 09:46:51,877 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272115140] [2021-10-24 09:46:51,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 09:46:51,878 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:46:51,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 09:46:51,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-24 09:46:51,881 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) [2021-10-24 09:46:51,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:46:51,955 INFO L93 Difference]: Finished difference Result 211 states and 283 transitions. [2021-10-24 09:46:51,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-24 09:46:51,956 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 [2021-10-24 09:46:51,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:46:51,957 INFO L225 Difference]: With dead ends: 211 [2021-10-24 09:46:51,957 INFO L226 Difference]: Without dead ends: 136 [2021-10-24 09:46:51,958 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 27.5ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-24 09:46:51,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2021-10-24 09:46:51,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 86. [2021-10-24 09:46:51,973 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) [2021-10-24 09:46:51,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 114 transitions. [2021-10-24 09:46:51,974 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 114 transitions. Word has length 37 [2021-10-24 09:46:51,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:46:51,976 INFO L470 AbstractCegarLoop]: Abstraction has 86 states and 114 transitions. [2021-10-24 09:46:51,976 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) [2021-10-24 09:46:51,976 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 114 transitions. [2021-10-24 09:46:51,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-24 09:46:51,980 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:46:51,980 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] [2021-10-24 09:46:51,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-24 09:46:52,192 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:46:52,193 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:46:52,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:46:52,193 INFO L82 PathProgramCache]: Analyzing trace with hash -2029365678, now seen corresponding path program 1 times [2021-10-24 09:46:52,194 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:46:52,194 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1173056516] [2021-10-24 09:46:52,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:46:52,194 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:46:52,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:46:52,195 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:46:52,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-24 09:46:52,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:46:52,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 09:46:52,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:46:52,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:46:52,617 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:46:52,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:46:52,734 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:46:52,734 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1173056516] [2021-10-24 09:46:52,735 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1173056516] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:46:52,735 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:46:52,735 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-24 09:46:52,735 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857014790] [2021-10-24 09:46:52,736 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 09:46:52,736 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:46:52,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 09:46:52,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 09:46:52,737 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) [2021-10-24 09:46:52,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:46:52,792 INFO L93 Difference]: Finished difference Result 252 states and 338 transitions. [2021-10-24 09:46:52,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-24 09:46:52,793 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 [2021-10-24 09:46:52,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:46:52,794 INFO L225 Difference]: With dead ends: 252 [2021-10-24 09:46:52,794 INFO L226 Difference]: Without dead ends: 173 [2021-10-24 09:46:52,795 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 17.1ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 09:46:52,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2021-10-24 09:46:52,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 143. [2021-10-24 09:46:52,810 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) [2021-10-24 09:46:52,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 190 transitions. [2021-10-24 09:46:52,811 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 190 transitions. Word has length 37 [2021-10-24 09:46:52,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:46:52,811 INFO L470 AbstractCegarLoop]: Abstraction has 143 states and 190 transitions. [2021-10-24 09:46:52,812 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) [2021-10-24 09:46:52,812 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 190 transitions. [2021-10-24 09:46:52,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-24 09:46:52,813 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:46:52,813 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] [2021-10-24 09:46:52,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-24 09:46:53,025 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:46:53,026 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:46:53,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:46:53,026 INFO L82 PathProgramCache]: Analyzing trace with hash -493567726, now seen corresponding path program 1 times [2021-10-24 09:46:53,026 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:46:53,027 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [593890681] [2021-10-24 09:46:53,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:46:53,027 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:46:53,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:46:53,028 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:46:53,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-24 09:46:53,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:46:53,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-24 09:46:53,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:46:53,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:46:53,452 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:46:53,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:46:53,609 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:46:53,609 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [593890681] [2021-10-24 09:46:53,609 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [593890681] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:46:53,609 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:46:53,609 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 09:46:53,610 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598089160] [2021-10-24 09:46:53,610 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 09:46:53,610 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:46:53,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 09:46:53,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-24 09:46:53,611 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) [2021-10-24 09:46:55,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:46:55,194 INFO L93 Difference]: Finished difference Result 696 states and 935 transitions. [2021-10-24 09:46:55,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-24 09:46:55,195 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 [2021-10-24 09:46:55,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:46:55,198 INFO L225 Difference]: With dead ends: 696 [2021-10-24 09:46:55,198 INFO L226 Difference]: Without dead ends: 560 [2021-10-24 09:46:55,199 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 61.5ms TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-10-24 09:46:55,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2021-10-24 09:46:55,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 254. [2021-10-24 09:46:55,230 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) [2021-10-24 09:46:55,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 333 transitions. [2021-10-24 09:46:55,231 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 333 transitions. Word has length 38 [2021-10-24 09:46:55,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:46:55,232 INFO L470 AbstractCegarLoop]: Abstraction has 254 states and 333 transitions. [2021-10-24 09:46:55,232 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) [2021-10-24 09:46:55,232 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 333 transitions. [2021-10-24 09:46:55,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-24 09:46:55,233 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:46:55,233 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] [2021-10-24 09:46:55,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-24 09:46:55,452 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:46:55,452 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:46:55,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:46:55,452 INFO L82 PathProgramCache]: Analyzing trace with hash -1880270052, now seen corresponding path program 1 times [2021-10-24 09:46:55,453 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:46:55,453 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [337690862] [2021-10-24 09:46:55,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:46:55,453 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:46:55,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:46:55,454 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:46:55,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-10-24 09:46:55,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:46:55,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 09:46:55,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:46:55,937 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:46:55,937 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:46:56,106 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:46:56,106 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:46:56,107 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [337690862] [2021-10-24 09:46:56,107 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [337690862] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 09:46:56,107 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1523554899] [2021-10-24 09:46:56,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:46:56,107 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-24 09:46:56,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/cvc4 [2021-10-24 09:46:56,109 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-24 09:46:56,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2021-10-24 09:46:56,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:46:56,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-24 09:46:56,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:46:56,702 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:46:56,702 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:46:56,853 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:46:56,853 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1523554899] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 09:46:56,854 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [268469220] [2021-10-24 09:46:56,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:46:56,854 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-24 09:46:56,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 09:46:56,856 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-24 09:46:56,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-10-24 09:46:57,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:46:57,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 09:46:57,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:46:57,354 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:46:57,354 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:46:57,507 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 09:46:57,507 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [268469220] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 09:46:57,507 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-24 09:46:57,508 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 8 [2021-10-24 09:46:57,508 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079105501] [2021-10-24 09:46:57,508 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-24 09:46:57,509 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:46:57,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-24 09:46:57,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-24 09:46:57,509 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) [2021-10-24 09:47:01,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:47:01,469 INFO L93 Difference]: Finished difference Result 634 states and 856 transitions. [2021-10-24 09:47:01,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-24 09:47:01,469 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 [2021-10-24 09:47:01,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:47:01,473 INFO L225 Difference]: With dead ends: 634 [2021-10-24 09:47:01,473 INFO L226 Difference]: Without dead ends: 387 [2021-10-24 09:47:01,474 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 346 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 71.2ms TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2021-10-24 09:47:01,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2021-10-24 09:47:01,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 236. [2021-10-24 09:47:01,506 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) [2021-10-24 09:47:01,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 301 transitions. [2021-10-24 09:47:01,507 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 301 transitions. Word has length 59 [2021-10-24 09:47:01,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:47:01,507 INFO L470 AbstractCegarLoop]: Abstraction has 236 states and 301 transitions. [2021-10-24 09:47:01,508 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) [2021-10-24 09:47:01,508 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 301 transitions. [2021-10-24 09:47:01,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-10-24 09:47:01,509 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:47:01,509 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] [2021-10-24 09:47:01,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-10-24 09:47:01,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2021-10-24 09:47:01,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-10-24 09:47:02,124 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:47:02,124 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:47:02,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:47:02,125 INFO L82 PathProgramCache]: Analyzing trace with hash 800990776, now seen corresponding path program 1 times [2021-10-24 09:47:02,125 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:47:02,125 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1652200781] [2021-10-24 09:47:02,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:47:02,126 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:47:02,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:47:02,127 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:47:02,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-10-24 09:47:02,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:47:02,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-24 09:47:02,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:47:02,850 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 78 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-10-24 09:47:02,850 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:47:03,217 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 78 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-10-24 09:47:03,217 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:47:03,217 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1652200781] [2021-10-24 09:47:03,217 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1652200781] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 09:47:03,217 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [346008556] [2021-10-24 09:47:03,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:47:03,218 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-24 09:47:03,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/cvc4 [2021-10-24 09:47:03,220 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-24 09:47:03,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2021-10-24 09:47:03,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:47:03,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-24 09:47:03,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:47:04,150 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-24 09:47:04,150 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:47:04,476 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-24 09:47:04,477 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [346008556] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 09:47:04,477 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1060048690] [2021-10-24 09:47:04,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:47:04,477 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-24 09:47:04,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 09:47:04,484 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-24 09:47:04,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-10-24 09:47:04,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:47:04,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-24 09:47:04,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:47:05,277 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 92 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-10-24 09:47:05,278 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:47:05,639 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-10-24 09:47:05,639 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1060048690] provided 1 perfect and 1 imperfect interpolant sequences [2021-10-24 09:47:05,639 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 5 imperfect interpolant sequences. [2021-10-24 09:47:05,639 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5, 5, 5, 5, 8] total 18 [2021-10-24 09:47:05,640 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267757729] [2021-10-24 09:47:05,640 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-24 09:47:05,640 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:47:05,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-24 09:47:05,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=256, Unknown=0, NotChecked=0, Total=306 [2021-10-24 09:47:05,641 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) [2021-10-24 09:47:06,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:47:06,182 INFO L93 Difference]: Finished difference Result 964 states and 1238 transitions. [2021-10-24 09:47:06,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-24 09:47:06,182 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 [2021-10-24 09:47:06,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:47:06,187 INFO L225 Difference]: With dead ends: 964 [2021-10-24 09:47:06,187 INFO L226 Difference]: Without dead ends: 735 [2021-10-24 09:47:06,188 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 645 GetRequests, 617 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 456.6ms TimeCoverageRelationStatistics Valid=161, Invalid=709, Unknown=0, NotChecked=0, Total=870 [2021-10-24 09:47:06,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 735 states. [2021-10-24 09:47:06,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 735 to 375. [2021-10-24 09:47:06,240 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) [2021-10-24 09:47:06,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 479 transitions. [2021-10-24 09:47:06,241 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 479 transitions. Word has length 105 [2021-10-24 09:47:06,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:47:06,243 INFO L470 AbstractCegarLoop]: Abstraction has 375 states and 479 transitions. [2021-10-24 09:47:06,243 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) [2021-10-24 09:47:06,243 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 479 transitions. [2021-10-24 09:47:06,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-10-24 09:47:06,255 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:47:06,256 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] [2021-10-24 09:47:06,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2021-10-24 09:47:06,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2021-10-24 09:47:06,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (14)] Ended with exit code 0 [2021-10-24 09:47:06,863 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:47:06,863 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:47:06,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:47:06,863 INFO L82 PathProgramCache]: Analyzing trace with hash -856262317, now seen corresponding path program 1 times [2021-10-24 09:47:06,864 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:47:06,864 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1084905745] [2021-10-24 09:47:06,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:47:06,864 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:47:06,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:47:06,865 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:47:06,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-10-24 09:47:07,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:47:07,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 09:47:07,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:47:07,670 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-24 09:47:07,670 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:47:07,968 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-24 09:47:07,968 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:47:07,968 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1084905745] [2021-10-24 09:47:07,968 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1084905745] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:47:07,969 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:47:07,969 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-24 09:47:07,969 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897011476] [2021-10-24 09:47:07,969 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-24 09:47:07,969 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:47:07,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-24 09:47:07,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-24 09:47:07,970 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) [2021-10-24 09:47:10,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:47:10,767 INFO L93 Difference]: Finished difference Result 862 states and 1109 transitions. [2021-10-24 09:47:10,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-24 09:47:10,767 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 [2021-10-24 09:47:10,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:47:10,771 INFO L225 Difference]: With dead ends: 862 [2021-10-24 09:47:10,771 INFO L226 Difference]: Without dead ends: 494 [2021-10-24 09:47:10,773 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 58.6ms TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-10-24 09:47:10,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2021-10-24 09:47:10,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 375. [2021-10-24 09:47:10,826 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) [2021-10-24 09:47:10,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 473 transitions. [2021-10-24 09:47:10,828 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 473 transitions. Word has length 107 [2021-10-24 09:47:10,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:47:10,828 INFO L470 AbstractCegarLoop]: Abstraction has 375 states and 473 transitions. [2021-10-24 09:47:10,829 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) [2021-10-24 09:47:10,829 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 473 transitions. [2021-10-24 09:47:10,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-10-24 09:47:10,830 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:47:10,831 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] [2021-10-24 09:47:10,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-10-24 09:47:11,045 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:47:11,045 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:47:11,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:47:11,046 INFO L82 PathProgramCache]: Analyzing trace with hash -881616212, now seen corresponding path program 1 times [2021-10-24 09:47:11,046 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:47:11,046 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [371529803] [2021-10-24 09:47:11,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:47:11,046 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:47:11,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:47:11,047 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:47:11,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-10-24 09:47:11,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:47:11,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-24 09:47:11,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:47:12,005 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 64 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-24 09:47:12,005 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:47:12,337 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 64 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-24 09:47:12,337 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:47:12,337 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [371529803] [2021-10-24 09:47:12,337 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [371529803] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 09:47:12,338 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1435180508] [2021-10-24 09:47:12,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:47:12,338 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-24 09:47:12,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/cvc4 [2021-10-24 09:47:12,339 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-24 09:47:12,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2021-10-24 09:47:13,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:47:13,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-24 09:47:13,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:47:13,397 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 64 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-24 09:47:13,397 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:47:13,692 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 64 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-24 09:47:13,693 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1435180508] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 09:47:13,693 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [651334245] [2021-10-24 09:47:13,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:47:13,693 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-24 09:47:13,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 09:47:13,697 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-24 09:47:13,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-10-24 09:47:14,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:47:14,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-24 09:47:14,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:47:14,694 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 64 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-24 09:47:14,694 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:47:14,977 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 64 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-24 09:47:14,977 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [651334245] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 09:47:14,977 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-24 09:47:14,978 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 5 [2021-10-24 09:47:14,978 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014752569] [2021-10-24 09:47:14,979 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-24 09:47:14,979 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:47:14,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-24 09:47:14,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-24 09:47:14,980 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) [2021-10-24 09:47:15,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:47:15,249 INFO L93 Difference]: Finished difference Result 1654 states and 2113 transitions. [2021-10-24 09:47:15,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-24 09:47:15,250 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 [2021-10-24 09:47:15,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:47:15,257 INFO L225 Difference]: With dead ends: 1654 [2021-10-24 09:47:15,258 INFO L226 Difference]: Without dead ends: 1286 [2021-10-24 09:47:15,259 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 648 GetRequests, 638 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 76.6ms TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-10-24 09:47:15,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1286 states. [2021-10-24 09:47:15,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1286 to 738. [2021-10-24 09:47:15,364 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) [2021-10-24 09:47:15,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 738 states and 916 transitions. [2021-10-24 09:47:15,367 INFO L78 Accepts]: Start accepts. Automaton has 738 states and 916 transitions. Word has length 108 [2021-10-24 09:47:15,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:47:15,368 INFO L470 AbstractCegarLoop]: Abstraction has 738 states and 916 transitions. [2021-10-24 09:47:15,368 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) [2021-10-24 09:47:15,368 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 916 transitions. [2021-10-24 09:47:15,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-10-24 09:47:15,370 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:47:15,370 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] [2021-10-24 09:47:15,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-10-24 09:47:15,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-10-24 09:47:15,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2021-10-24 09:47:15,985 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt [2021-10-24 09:47:15,985 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:47:15,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:47:15,986 INFO L82 PathProgramCache]: Analyzing trace with hash -1234879580, now seen corresponding path program 1 times [2021-10-24 09:47:15,986 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:47:15,986 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2128161628] [2021-10-24 09:47:15,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:47:15,986 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:47:15,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:47:15,988 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:47:16,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-10-24 09:47:16,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:47:16,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-24 09:47:16,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:47:16,938 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-10-24 09:47:16,938 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:47:17,198 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-10-24 09:47:17,198 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:47:17,198 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2128161628] [2021-10-24 09:47:17,198 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2128161628] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:47:17,198 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:47:17,199 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-24 09:47:17,199 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315777065] [2021-10-24 09:47:17,199 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-24 09:47:17,199 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:47:17,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-24 09:47:17,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-24 09:47:17,200 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) [2021-10-24 09:47:18,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:47:18,779 INFO L93 Difference]: Finished difference Result 2268 states and 2827 transitions. [2021-10-24 09:47:18,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-24 09:47:18,780 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 [2021-10-24 09:47:18,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:47:18,788 INFO L225 Difference]: With dead ends: 2268 [2021-10-24 09:47:18,788 INFO L226 Difference]: Without dead ends: 1537 [2021-10-24 09:47:18,790 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 95.4ms TimeCoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2021-10-24 09:47:18,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1537 states. [2021-10-24 09:47:18,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1537 to 715. [2021-10-24 09:47:18,914 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) [2021-10-24 09:47:18,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 715 states and 872 transitions. [2021-10-24 09:47:18,916 INFO L78 Accepts]: Start accepts. Automaton has 715 states and 872 transitions. Word has length 109 [2021-10-24 09:47:18,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:47:18,917 INFO L470 AbstractCegarLoop]: Abstraction has 715 states and 872 transitions. [2021-10-24 09:47:18,917 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) [2021-10-24 09:47:18,917 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 872 transitions. [2021-10-24 09:47:18,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-10-24 09:47:18,920 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:47:18,920 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] [2021-10-24 09:47:18,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2021-10-24 09:47:19,134 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:47:19,134 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:47:19,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:47:19,135 INFO L82 PathProgramCache]: Analyzing trace with hash 114745770, now seen corresponding path program 1 times [2021-10-24 09:47:19,135 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:47:19,135 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1563943308] [2021-10-24 09:47:19,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 09:47:19,135 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:47:19,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:47:19,136 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:47:19,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2021-10-24 09:47:19,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 09:47:19,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-24 09:47:19,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:47:20,094 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-24 09:47:20,094 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:47:20,361 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-24 09:47:20,362 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:47:20,362 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1563943308] [2021-10-24 09:47:20,362 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1563943308] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 09:47:20,362 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 09:47:20,362 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-24 09:47:20,362 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544353262] [2021-10-24 09:47:20,363 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-24 09:47:20,363 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:47:20,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-24 09:47:20,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-24 09:47:20,363 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) [2021-10-24 09:47:22,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:47:22,819 INFO L93 Difference]: Finished difference Result 1848 states and 2266 transitions. [2021-10-24 09:47:22,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-24 09:47:22,820 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 [2021-10-24 09:47:22,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:47:22,826 INFO L225 Difference]: With dead ends: 1848 [2021-10-24 09:47:22,826 INFO L226 Difference]: Without dead ends: 1140 [2021-10-24 09:47:22,828 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 102.7ms TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2021-10-24 09:47:22,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1140 states. [2021-10-24 09:47:22,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1140 to 632. [2021-10-24 09:47:22,914 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) [2021-10-24 09:47:22,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 632 states and 768 transitions. [2021-10-24 09:47:22,917 INFO L78 Accepts]: Start accepts. Automaton has 632 states and 768 transitions. Word has length 110 [2021-10-24 09:47:22,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:47:22,917 INFO L470 AbstractCegarLoop]: Abstraction has 632 states and 768 transitions. [2021-10-24 09:47:22,918 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) [2021-10-24 09:47:22,918 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 768 transitions. [2021-10-24 09:47:22,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-10-24 09:47:22,920 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 09:47:22,920 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] [2021-10-24 09:47:22,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2021-10-24 09:47:23,135 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 09:47:23,135 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 09:47:23,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 09:47:23,135 INFO L82 PathProgramCache]: Analyzing trace with hash 1264666726, now seen corresponding path program 2 times [2021-10-24 09:47:23,136 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 09:47:23,136 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2134266331] [2021-10-24 09:47:23,136 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-24 09:47:23,136 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 09:47:23,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 09:47:23,137 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 09:47:23,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2021-10-24 09:47:25,716 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-24 09:47:25,716 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-24 09:47:25,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 09:47:25,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:47:26,059 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 20 proven. 81 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-24 09:47:26,059 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:47:26,520 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 20 proven. 81 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-24 09:47:26,520 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 09:47:26,520 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2134266331] [2021-10-24 09:47:26,520 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2134266331] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 09:47:26,520 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1818391395] [2021-10-24 09:47:26,520 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-24 09:47:26,520 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-24 09:47:26,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/cvc4 [2021-10-24 09:47:26,521 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-24 09:47:26,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2021-10-24 09:47:29,366 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-24 09:47:29,366 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-24 09:47:29,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-24 09:47:29,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:47:29,712 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 64 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-24 09:47:29,712 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:47:29,983 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 64 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-24 09:47:29,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1818391395] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 09:47:29,984 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [457392362] [2021-10-24 09:47:29,984 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-24 09:47:29,984 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-24 09:47:29,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 09:47:29,985 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-24 09:47:30,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-10-24 09:47:31,918 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-24 09:47:31,918 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-24 09:47:31,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-24 09:47:31,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 09:47:32,140 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 64 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-24 09:47:32,140 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 09:47:32,344 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 64 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-24 09:47:32,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [457392362] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-24 09:47:32,344 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-24 09:47:32,344 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 7, 7, 7, 7] total 14 [2021-10-24 09:47:32,344 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238758760] [2021-10-24 09:47:32,345 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-10-24 09:47:32,345 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 09:47:32,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-24 09:47:32,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2021-10-24 09:47:32,346 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) [2021-10-24 09:47:38,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 09:47:38,964 INFO L93 Difference]: Finished difference Result 1320 states and 1613 transitions. [2021-10-24 09:47:38,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-24 09:47:38,964 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 [2021-10-24 09:47:38,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 09:47:38,965 INFO L225 Difference]: With dead ends: 1320 [2021-10-24 09:47:38,965 INFO L226 Difference]: Without dead ends: 0 [2021-10-24 09:47:38,967 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 667 GetRequests, 646 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 242.5ms TimeCoverageRelationStatistics Valid=122, Invalid=384, Unknown=0, NotChecked=0, Total=506 [2021-10-24 09:47:38,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-24 09:47:38,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-24 09:47:38,968 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) [2021-10-24 09:47:38,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-24 09:47:38,968 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 110 [2021-10-24 09:47:38,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 09:47:38,969 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-24 09:47:38,969 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) [2021-10-24 09:47:38,969 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-24 09:47:38,969 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-24 09:47:38,972 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 09:47:38,972 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 09:47:38,973 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 09:47:38,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (23)] Ended with exit code 0 [2021-10-24 09:47:39,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2021-10-24 09:47:39,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2021-10-24 09:47:39,588 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/cvc4 --incremental --print-success --lang smt,25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-24 09:47:39,589 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-24 09:47:39,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:39,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:39,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:39,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:39,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:39,770 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:39,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:40,281 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:40,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:40,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:40,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:40,288 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:40,289 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:40,291 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:41,160 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:41,162 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:41,162 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:41,163 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:41,163 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:41,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:41,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:41,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:41,190 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:41,191 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:41,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:41,964 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:41,965 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:41,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:42,364 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:42,365 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:42,365 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:42,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:42,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:42,367 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:42,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:43,181 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:43,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:43,216 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:43,698 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:43,698 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:43,699 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:43,699 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:43,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:43,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:43,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:43,701 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:43,701 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:43,727 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:43,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:43,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:43,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:43,856 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:43,856 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:43,856 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:43,857 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:43,857 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:43,858 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:44,040 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:44,040 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:44,119 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:47:44,120 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 09:48:05,856 INFO L857 garLoopResultBuilder]: For program point L894(line 894) no Hoare annotation was computed. [2021-10-24 09:48:05,856 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 155) no Hoare annotation was computed. [2021-10-24 09:48:05,856 INFO L853 garLoopResultBuilder]: At program point L597(lines 597 603) 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)))) [2021-10-24 09:48:05,856 INFO L853 garLoopResultBuilder]: At program point L597-1(lines 597 603) the Hoare annotation is: false [2021-10-24 09:48:05,856 INFO L853 garLoopResultBuilder]: At program point L597-2(lines 597 603) the Hoare annotation is: false [2021-10-24 09:48:05,857 INFO L853 garLoopResultBuilder]: At program point L533(lines 528 535) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 09:48:05,857 INFO L857 garLoopResultBuilder]: For program point L897(lines 897 901) no Hoare annotation was computed. [2021-10-24 09:48:05,857 INFO L857 garLoopResultBuilder]: For program point L897-1(lines 897 901) no Hoare annotation was computed. [2021-10-24 09:48:05,857 INFO L857 garLoopResultBuilder]: For program point L799(lines 799 805) no Hoare annotation was computed. [2021-10-24 09:48:05,857 INFO L853 garLoopResultBuilder]: At program point L799-1(lines 799 805) 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))))) [2021-10-24 09:48:05,858 INFO L857 garLoopResultBuilder]: For program point L965(lines 965 972) no Hoare annotation was computed. [2021-10-24 09:48:05,858 INFO L860 garLoopResultBuilder]: At program point L965-1(lines 965 972) the Hoare annotation is: true [2021-10-24 09:48:05,858 INFO L857 garLoopResultBuilder]: For program point L767(lines 767 771) no Hoare annotation was computed. [2021-10-24 09:48:05,858 INFO L857 garLoopResultBuilder]: For program point L767-2(lines 767 771) no Hoare annotation was computed. [2021-10-24 09:48:05,858 INFO L857 garLoopResultBuilder]: For program point L767-3(lines 767 771) no Hoare annotation was computed. [2021-10-24 09:48:05,858 INFO L857 garLoopResultBuilder]: For program point L767-5(lines 767 771) no Hoare annotation was computed. [2021-10-24 09:48:05,859 INFO L857 garLoopResultBuilder]: For program point L767-6(lines 767 771) no Hoare annotation was computed. [2021-10-24 09:48:05,859 INFO L857 garLoopResultBuilder]: For program point L767-8(lines 767 771) no Hoare annotation was computed. [2021-10-24 09:48:05,859 INFO L857 garLoopResultBuilder]: For program point L767-9(lines 767 771) no Hoare annotation was computed. [2021-10-24 09:48:05,859 INFO L857 garLoopResultBuilder]: For program point L767-11(lines 767 771) no Hoare annotation was computed. [2021-10-24 09:48:05,859 INFO L857 garLoopResultBuilder]: For program point L767-12(lines 767 771) no Hoare annotation was computed. [2021-10-24 09:48:05,859 INFO L857 garLoopResultBuilder]: For program point L767-14(lines 767 771) no Hoare annotation was computed. [2021-10-24 09:48:05,860 INFO L857 garLoopResultBuilder]: For program point L767-15(lines 767 771) no Hoare annotation was computed. [2021-10-24 09:48:05,860 INFO L857 garLoopResultBuilder]: For program point L767-17(lines 767 771) no Hoare annotation was computed. [2021-10-24 09:48:05,860 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 146) no Hoare annotation was computed. [2021-10-24 09:48:05,860 INFO L857 garLoopResultBuilder]: For program point L140-1(lines 140 146) no Hoare annotation was computed. [2021-10-24 09:48:05,860 INFO L857 garLoopResultBuilder]: For program point L140-2(lines 140 146) no Hoare annotation was computed. [2021-10-24 09:48:05,860 INFO L857 garLoopResultBuilder]: For program point L140-3(lines 140 146) no Hoare annotation was computed. [2021-10-24 09:48:05,861 INFO L857 garLoopResultBuilder]: For program point L140-4(lines 140 146) no Hoare annotation was computed. [2021-10-24 09:48:05,861 INFO L857 garLoopResultBuilder]: For program point L140-5(lines 140 146) no Hoare annotation was computed. [2021-10-24 09:48:05,861 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 79) no Hoare annotation was computed. [2021-10-24 09:48:05,862 INFO L853 garLoopResultBuilder]: At program point L835(lines 788 836) the Hoare annotation is: false [2021-10-24 09:48:05,862 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 155) no Hoare annotation was computed. [2021-10-24 09:48:05,862 INFO L853 garLoopResultBuilder]: At program point L869(lines 1 977) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 09:48:05,862 INFO L853 garLoopResultBuilder]: At program point L145(lines 136 149) the Hoare annotation is: false [2021-10-24 09:48:05,862 INFO L853 garLoopResultBuilder]: At program point L145-1(lines 136 149) 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))) [2021-10-24 09:48:05,862 INFO L853 garLoopResultBuilder]: At program point L145-2(lines 136 149) the Hoare annotation is: false [2021-10-24 09:48:05,862 INFO L853 garLoopResultBuilder]: At program point L145-3(lines 136 149) the Hoare annotation is: false [2021-10-24 09:48:05,862 INFO L853 garLoopResultBuilder]: At program point L145-4(lines 136 149) the Hoare annotation is: false [2021-10-24 09:48:05,862 INFO L853 garLoopResultBuilder]: At program point L145-5(lines 136 149) the Hoare annotation is: false [2021-10-24 09:48:05,863 INFO L853 garLoopResultBuilder]: At program point L773(lines 758 776) the Hoare annotation is: false [2021-10-24 09:48:05,863 INFO L853 garLoopResultBuilder]: At program point L773-1(lines 758 776) 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))) [2021-10-24 09:48:05,863 INFO L853 garLoopResultBuilder]: At program point L773-2(lines 758 776) the Hoare annotation is: false [2021-10-24 09:48:05,863 INFO L853 garLoopResultBuilder]: At program point L773-3(lines 758 776) the Hoare annotation is: false [2021-10-24 09:48:05,863 INFO L853 garLoopResultBuilder]: At program point L773-4(lines 758 776) the Hoare annotation is: false [2021-10-24 09:48:05,863 INFO L853 garLoopResultBuilder]: At program point L773-5(lines 758 776) the Hoare annotation is: false [2021-10-24 09:48:05,863 INFO L853 garLoopResultBuilder]: At program point L543(lines 590 596) 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))) [2021-10-24 09:48:05,863 INFO L853 garLoopResultBuilder]: At program point L543-1(lines 590 596) the Hoare annotation is: false [2021-10-24 09:48:05,863 INFO L853 garLoopResultBuilder]: At program point L543-2(lines 590 596) the Hoare annotation is: false [2021-10-24 09:48:05,864 INFO L853 garLoopResultBuilder]: At program point L709(lines 702 712) 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))) [2021-10-24 09:48:05,864 INFO L853 garLoopResultBuilder]: At program point L709-1(lines 702 712) the Hoare annotation is: false [2021-10-24 09:48:05,864 INFO L853 garLoopResultBuilder]: At program point L709-2(lines 702 712) 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))) [2021-10-24 09:48:05,864 INFO L853 garLoopResultBuilder]: At program point L709-3(lines 702 712) the Hoare annotation is: false [2021-10-24 09:48:05,864 INFO L853 garLoopResultBuilder]: At program point L709-4(lines 702 712) the Hoare annotation is: false [2021-10-24 09:48:05,864 INFO L853 garLoopResultBuilder]: At program point L709-5(lines 702 712) the Hoare annotation is: false [2021-10-24 09:48:05,864 INFO L853 garLoopResultBuilder]: At program point L709-6(lines 702 712) the Hoare annotation is: false [2021-10-24 09:48:05,864 INFO L853 garLoopResultBuilder]: At program point L709-7(lines 702 712) the Hoare annotation is: false [2021-10-24 09:48:05,864 INFO L853 garLoopResultBuilder]: At program point L709-8(lines 702 712) the Hoare annotation is: false [2021-10-24 09:48:05,865 INFO L860 garLoopResultBuilder]: At program point L974(lines 955 977) the Hoare annotation is: true [2021-10-24 09:48:05,865 INFO L853 garLoopResultBuilder]: At program point L941(lines 937 943) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 09:48:05,865 INFO L857 garLoopResultBuilder]: For program point L809(lines 809 815) no Hoare annotation was computed. [2021-10-24 09:48:05,865 INFO L853 garLoopResultBuilder]: At program point L809-1(lines 809 815) 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)))) [2021-10-24 09:48:05,866 INFO L853 garLoopResultBuilder]: At program point L877(lines 872 880) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 09:48:05,866 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-24 09:48:05,866 INFO L857 garLoopResultBuilder]: For program point L648(lines 648 665) no Hoare annotation was computed. [2021-10-24 09:48:05,866 INFO L857 garLoopResultBuilder]: For program point L648-1(lines 648 665) no Hoare annotation was computed. [2021-10-24 09:48:05,866 INFO L857 garLoopResultBuilder]: For program point L648-2(lines 648 665) no Hoare annotation was computed. [2021-10-24 09:48:05,866 INFO L857 garLoopResultBuilder]: For program point L87(lines 87 91) no Hoare annotation was computed. [2021-10-24 09:48:05,866 INFO L857 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2021-10-24 09:48:05,867 INFO L857 garLoopResultBuilder]: For program point L155-1(line 155) no Hoare annotation was computed. [2021-10-24 09:48:05,867 INFO L857 garLoopResultBuilder]: For program point L155-2(line 155) no Hoare annotation was computed. [2021-10-24 09:48:05,867 INFO L857 garLoopResultBuilder]: For program point L684(lines 684 690) no Hoare annotation was computed. [2021-10-24 09:48:05,867 INFO L857 garLoopResultBuilder]: For program point L684-2(lines 684 690) no Hoare annotation was computed. [2021-10-24 09:48:05,867 INFO L857 garLoopResultBuilder]: For program point L684-4(lines 684 690) no Hoare annotation was computed. [2021-10-24 09:48:05,867 INFO L857 garLoopResultBuilder]: For program point L684-6(lines 684 690) no Hoare annotation was computed. [2021-10-24 09:48:05,867 INFO L857 garLoopResultBuilder]: For program point L684-8(lines 684 690) no Hoare annotation was computed. [2021-10-24 09:48:05,868 INFO L857 garLoopResultBuilder]: For program point L684-10(lines 684 690) no Hoare annotation was computed. [2021-10-24 09:48:05,868 INFO L853 garLoopResultBuilder]: At program point L718(lines 713 721) 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)))) [2021-10-24 09:48:05,868 INFO L853 garLoopResultBuilder]: At program point L718-1(lines 713 721) 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))) [2021-10-24 09:48:05,868 INFO L857 garLoopResultBuilder]: For program point L652(lines 652 660) no Hoare annotation was computed. [2021-10-24 09:48:05,869 INFO L853 garLoopResultBuilder]: At program point L718-2(lines 713 721) the Hoare annotation is: false [2021-10-24 09:48:05,869 INFO L857 garLoopResultBuilder]: For program point L652-1(lines 652 660) no Hoare annotation was computed. [2021-10-24 09:48:05,869 INFO L853 garLoopResultBuilder]: At program point L718-3(lines 713 721) the Hoare annotation is: false [2021-10-24 09:48:05,869 INFO L853 garLoopResultBuilder]: At program point L718-4(lines 713 721) the Hoare annotation is: false [2021-10-24 09:48:05,869 INFO L857 garLoopResultBuilder]: For program point L652-2(lines 652 660) no Hoare annotation was computed. [2021-10-24 09:48:05,869 INFO L853 garLoopResultBuilder]: At program point L718-5(lines 713 721) the Hoare annotation is: false [2021-10-24 09:48:05,870 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-24 09:48:05,870 INFO L857 garLoopResultBuilder]: For program point L554(lines 554 571) no Hoare annotation was computed. [2021-10-24 09:48:05,870 INFO L853 garLoopResultBuilder]: At program point L554-1(lines 1 977) 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))))) [2021-10-24 09:48:05,870 INFO L857 garLoopResultBuilder]: For program point L554-2(lines 554 571) no Hoare annotation was computed. [2021-10-24 09:48:05,870 INFO L853 garLoopResultBuilder]: At program point L554-3(lines 1 977) the Hoare annotation is: false [2021-10-24 09:48:05,871 INFO L857 garLoopResultBuilder]: For program point L554-4(lines 554 571) no Hoare annotation was computed. [2021-10-24 09:48:05,871 INFO L853 garLoopResultBuilder]: At program point L554-5(lines 1 977) the Hoare annotation is: false [2021-10-24 09:48:05,871 INFO L857 garLoopResultBuilder]: For program point L819(lines 819 830) no Hoare annotation was computed. [2021-10-24 09:48:05,871 INFO L857 garLoopResultBuilder]: For program point L622(lines 622 639) no Hoare annotation was computed. [2021-10-24 09:48:05,871 INFO L857 garLoopResultBuilder]: For program point L622-1(lines 622 639) no Hoare annotation was computed. [2021-10-24 09:48:05,871 INFO L857 garLoopResultBuilder]: For program point L622-2(lines 622 639) no Hoare annotation was computed. [2021-10-24 09:48:05,871 INFO L857 garLoopResultBuilder]: For program point L622-3(lines 622 639) no Hoare annotation was computed. [2021-10-24 09:48:05,872 INFO L857 garLoopResultBuilder]: For program point L622-4(lines 622 639) no Hoare annotation was computed. [2021-10-24 09:48:05,872 INFO L857 garLoopResultBuilder]: For program point L622-5(lines 622 639) no Hoare annotation was computed. [2021-10-24 09:48:05,872 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-24 09:48:05,872 INFO L853 garLoopResultBuilder]: At program point L590(lines 586 608) 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)))) [2021-10-24 09:48:05,872 INFO L853 garLoopResultBuilder]: At program point L590-1(lines 586 608) the Hoare annotation is: false [2021-10-24 09:48:05,873 INFO L853 garLoopResultBuilder]: At program point L590-2(lines 586 608) the Hoare annotation is: false [2021-10-24 09:48:05,873 INFO L857 garLoopResultBuilder]: For program point L558(lines 558 568) no Hoare annotation was computed. [2021-10-24 09:48:05,873 INFO L857 garLoopResultBuilder]: For program point L558-2(lines 558 568) no Hoare annotation was computed. [2021-10-24 09:48:05,873 INFO L857 garLoopResultBuilder]: For program point L558-4(lines 558 568) no Hoare annotation was computed. [2021-10-24 09:48:05,873 INFO L857 garLoopResultBuilder]: For program point L63(lines 63 67) no Hoare annotation was computed. [2021-10-24 09:48:05,873 INFO L857 garLoopResultBuilder]: For program point L63-3(lines 63 67) no Hoare annotation was computed. [2021-10-24 09:48:05,873 INFO L857 garLoopResultBuilder]: For program point L63-6(lines 63 67) no Hoare annotation was computed. [2021-10-24 09:48:05,874 INFO L857 garLoopResultBuilder]: For program point L790(lines 789 834) no Hoare annotation was computed. [2021-10-24 09:48:05,874 INFO L857 garLoopResultBuilder]: For program point L559(lines 559 565) no Hoare annotation was computed. [2021-10-24 09:48:05,874 INFO L857 garLoopResultBuilder]: For program point L559-2(lines 559 565) no Hoare annotation was computed. [2021-10-24 09:48:05,874 INFO L857 garLoopResultBuilder]: For program point L559-4(lines 559 565) no Hoare annotation was computed. [2021-10-24 09:48:05,874 INFO L857 garLoopResultBuilder]: For program point L791(lines 791 795) no Hoare annotation was computed. [2021-10-24 09:48:05,874 INFO L857 garLoopResultBuilder]: For program point L626(lines 626 634) no Hoare annotation was computed. [2021-10-24 09:48:05,874 INFO L857 garLoopResultBuilder]: For program point L626-1(lines 626 634) no Hoare annotation was computed. [2021-10-24 09:48:05,875 INFO L857 garLoopResultBuilder]: For program point L626-2(lines 626 634) no Hoare annotation was computed. [2021-10-24 09:48:05,875 INFO L857 garLoopResultBuilder]: For program point L626-3(lines 626 634) no Hoare annotation was computed. [2021-10-24 09:48:05,875 INFO L857 garLoopResultBuilder]: For program point L626-4(lines 626 634) no Hoare annotation was computed. [2021-10-24 09:48:05,875 INFO L857 garLoopResultBuilder]: For program point L626-5(lines 626 634) no Hoare annotation was computed. [2021-10-24 09:48:05,875 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-24 09:48:05,875 INFO L857 garLoopResultBuilder]: For program point L825(lines 825 829) no Hoare annotation was computed. [2021-10-24 09:48:05,876 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 155) no Hoare annotation was computed. [2021-10-24 09:48:05,876 INFO L857 garLoopResultBuilder]: For program point L825-2(lines 819 830) no Hoare annotation was computed. [2021-10-24 09:48:05,876 INFO L853 garLoopResultBuilder]: At program point L132(lines 127 135) 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)))) [2021-10-24 09:48:05,876 INFO L853 garLoopResultBuilder]: At program point L132-1(lines 127 135) the Hoare annotation is: false [2021-10-24 09:48:05,876 INFO L853 garLoopResultBuilder]: At program point L132-2(lines 127 135) the Hoare annotation is: false [2021-10-24 09:48:05,877 INFO L853 garLoopResultBuilder]: At program point L100(lines 95 103) 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))) [2021-10-24 09:48:05,877 INFO L853 garLoopResultBuilder]: At program point L100-1(lines 95 103) the Hoare annotation is: false [2021-10-24 09:48:05,877 INFO L853 garLoopResultBuilder]: At program point L100-2(lines 95 103) 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))) [2021-10-24 09:48:05,877 INFO L853 garLoopResultBuilder]: At program point L100-3(lines 95 103) the Hoare annotation is: false [2021-10-24 09:48:05,877 INFO L853 garLoopResultBuilder]: At program point L100-4(lines 95 103) the Hoare annotation is: false [2021-10-24 09:48:05,877 INFO L853 garLoopResultBuilder]: At program point L100-5(lines 95 103) the Hoare annotation is: false [2021-10-24 09:48:05,878 INFO L853 garLoopResultBuilder]: At program point L100-6(lines 95 103) the Hoare annotation is: false [2021-10-24 09:48:05,878 INFO L853 garLoopResultBuilder]: At program point L100-7(lines 95 103) the Hoare annotation is: false [2021-10-24 09:48:05,878 INFO L853 garLoopResultBuilder]: At program point L100-8(lines 95 103) the Hoare annotation is: false [2021-10-24 09:48:05,878 INFO L853 garLoopResultBuilder]: At program point L893-2(lines 893 907) the Hoare annotation is: false [2021-10-24 09:48:05,882 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-24 09:48:05,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 09:48:05 BoogieIcfgContainer [2021-10-24 09:48:05,960 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 09:48:05,960 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 09:48:05,960 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 09:48:05,960 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 09:48:05,961 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:46:46" (3/4) ... [2021-10-24 09:48:05,964 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-24 09:48:05,984 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-24 09:48:05,985 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-24 09:48:05,986 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-24 09:48:05,988 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-24 09:48:05,989 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-24 09:48:05,990 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 09:48:05,991 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 09:48:06,026 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) [2021-10-24 09:48:06,030 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))) [2021-10-24 09:48:06,030 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) [2021-10-24 09:48:06,031 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) [2021-10-24 09:48:06,032 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) [2021-10-24 09:48:06,033 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) [2021-10-24 09:48:06,033 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) [2021-10-24 09:48:06,035 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) [2021-10-24 09:48:06,036 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) [2021-10-24 09:48:06,037 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) [2021-10-24 09:48:06,037 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) [2021-10-24 09:48:06,037 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) [2021-10-24 09:48:06,044 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) [2021-10-24 09:48:06,046 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) [2021-10-24 09:48:06,048 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) [2021-10-24 09:48:06,126 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/witness.graphml [2021-10-24 09:48:06,126 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 09:48:06,128 INFO L168 Benchmark]: Toolchain (without parser) took 82544.81 ms. Allocated memory was 60.8 MB in the beginning and 289.4 MB in the end (delta: 228.6 MB). Free memory was 39.5 MB in the beginning and 97.8 MB in the end (delta: -58.3 MB). Peak memory consumption was 169.3 MB. Max. memory is 16.1 GB. [2021-10-24 09:48:06,128 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 60.8 MB. Free memory is still 40.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 09:48:06,129 INFO L168 Benchmark]: CACSL2BoogieTranslator took 623.02 ms. Allocated memory is still 60.8 MB. Free memory was 39.3 MB in the beginning and 30.0 MB in the end (delta: 9.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-24 09:48:06,129 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.94 ms. Allocated memory is still 60.8 MB. Free memory was 30.0 MB in the beginning and 25.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-24 09:48:06,130 INFO L168 Benchmark]: Boogie Preprocessor took 50.00 ms. Allocated memory is still 60.8 MB. Free memory was 25.9 MB in the beginning and 22.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-24 09:48:06,130 INFO L168 Benchmark]: RCFGBuilder took 2478.43 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 22.9 MB in the beginning and 41.2 MB in the end (delta: -18.4 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. [2021-10-24 09:48:06,130 INFO L168 Benchmark]: TraceAbstraction took 79146.15 ms. Allocated memory was 73.4 MB in the beginning and 289.4 MB in the end (delta: 216.0 MB). Free memory was 40.8 MB in the beginning and 109.3 MB in the end (delta: -68.5 MB). Peak memory consumption was 200.7 MB. Max. memory is 16.1 GB. [2021-10-24 09:48:06,131 INFO L168 Benchmark]: Witness Printer took 166.23 ms. Allocated memory is still 289.4 MB. Free memory was 109.3 MB in the beginning and 97.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-24 09:48:06,133 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 60.8 MB. Free memory is still 40.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 623.02 ms. Allocated memory is still 60.8 MB. Free memory was 39.3 MB in the beginning and 30.0 MB in the end (delta: 9.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 74.94 ms. Allocated memory is still 60.8 MB. Free memory was 30.0 MB in the beginning and 25.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 50.00 ms. Allocated memory is still 60.8 MB. Free memory was 25.9 MB in the beginning and 22.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2478.43 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 22.9 MB in the beginning and 41.2 MB in the end (delta: -18.4 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 79146.15 ms. Allocated memory was 73.4 MB in the beginning and 289.4 MB in the end (delta: 216.0 MB). Free memory was 40.8 MB in the beginning and 109.3 MB in the end (delta: -68.5 MB). Peak memory consumption was 200.7 MB. Max. memory is 16.1 GB. * Witness Printer took 166.23 ms. Allocated memory is still 289.4 MB. Free memory was 109.3 MB in the beginning and 97.8 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: 155]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 155]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 155]: 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: 78994.6ms, OverallIterations: 16, TraceHistogramMax: 4, EmptinessCheckTime: 48.5ms, AutomataDifference: 20480.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 26267.4ms, InitialAbstractionConstructionTime: 17.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1978 SDtfs, 4128 SDslu, 5187 SDs, 0 SdLazy, 734 SolverSat, 164 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18010.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3540 GetRequests, 3402 SyntacticMatches, 0 SemanticMatches, 138 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 1325.1ms 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: 658.7ms AutomataMinimizationTime, 16 MinimizatonAttempts, 3053 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 61 LocationsWithAnnotation, 61 PreInvPairs, 430 NumberOfFragments, 4113 HoareAnnotationTreeSize, 61 FomulaSimplifications, 28786621 FormulaSimplificationTreeSizeReduction, 4623.8ms HoareSimplificationTime, 61 FomulaSimplificationsInter, 2055903 FormulaSimplificationTreeSizeReductionInter, 21623.2ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 609.7ms SsaConstructionTime, 7274.3ms SatisfiabilityAnalysisTime, 10414.0ms 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: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: 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: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: 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: 713]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 713]: 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: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: 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: 586]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 809]: 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: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 937]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 799]: 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: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 955]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 597]: 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: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 586]: 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: 702]: 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: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: 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: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 586]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 965]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 95]: 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: 702]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: 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: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 590]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: 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: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 713]: 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: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: 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) RESULT: Ultimate proved your program to be correct! [2021-10-24 09:48:06,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b120e872-9252-4cb8-9ea4-f6a7145f5ae2/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...