./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8 --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 4d13ffd2557e7d7902d8a5eac414f9fb7393252d85c14855e86000741be6847f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:18:10,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:18:10,977 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:18:11,013 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:18:11,014 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:18:11,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:18:11,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:18:11,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:18:11,023 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:18:11,024 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:18:11,025 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:18:11,027 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:18:11,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:18:11,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:18:11,031 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:18:11,033 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:18:11,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:18:11,036 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:18:11,038 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:18:11,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:18:11,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:18:11,048 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:18:11,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:18:11,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:18:11,056 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:18:11,057 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:18:11,057 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:18:11,059 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:18:11,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:18:11,068 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:18:11,069 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:18:11,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:18:11,072 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:18:11,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:18:11,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:18:11,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:18:11,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:18:11,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:18:11,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:18:11,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:18:11,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:18:11,080 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 01:18:11,138 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:18:11,138 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:18:11,139 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:18:11,140 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:18:11,140 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:18:11,140 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:18:11,140 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:18:11,141 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:18:11,141 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:18:11,141 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:18:11,141 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:18:11,141 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:18:11,142 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:18:11,142 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:18:11,142 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:18:11,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:18:11,143 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:18:11,144 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:18:11,150 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:18:11,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:18:11,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:18:11,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:18:11,151 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:18:11,152 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:18:11,152 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:18:11,152 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:18:11,152 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:18:11,153 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:18:11,154 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:18:11,155 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:18:11,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:18:11,156 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:18:11,156 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:18:11,157 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:18:11,157 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:18:11,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:18:11,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:18:11,159 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:18:11,159 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:18:11,159 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_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d13ffd2557e7d7902d8a5eac414f9fb7393252d85c14855e86000741be6847f [2021-11-07 01:18:11,458 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:18:11,492 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:18:11,495 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:18:11,497 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:18:11,498 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:18:11,499 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c [2021-11-07 01:18:11,574 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/data/95e3b2c28/ee8d6e2e25fa4163a7ab6e936a45e7b9/FLAGb82559868 [2021-11-07 01:18:12,311 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:18:12,312 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c [2021-11-07 01:18:12,337 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/data/95e3b2c28/ee8d6e2e25fa4163a7ab6e936a45e7b9/FLAGb82559868 [2021-11-07 01:18:12,560 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/data/95e3b2c28/ee8d6e2e25fa4163a7ab6e936a45e7b9 [2021-11-07 01:18:12,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:18:12,566 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:18:12,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:18:12,570 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:18:12,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:18:12,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:18:12" (1/1) ... [2021-11-07 01:18:12,581 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@114397d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:12, skipping insertion in model container [2021-11-07 01:18:12,581 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:18:12" (1/1) ... [2021-11-07 01:18:12,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:18:12,653 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:18:12,909 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_c9ae6a8e-9926-4ca6-b906-fa03282de24b/sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c[1605,1618] [2021-11-07 01:18:13,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:18:13,179 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) [2021-11-07 01:18:13,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7d189008 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:13, skipping insertion in model container [2021-11-07 01:18:13,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:18:13,180 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:18:13,183 INFO L168 Benchmark]: Toolchain (without parser) took 614.74 ms. Allocated memory is still 109.1 MB. Free memory was 75.3 MB in the beginning and 80.1 MB in the end (delta: -4.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:18:13,185 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 109.1 MB. Free memory was 62.9 MB in the beginning and 62.9 MB in the end (delta: 54.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:18:13,187 INFO L168 Benchmark]: CACSL2BoogieTranslator took 610.04 ms. Allocated memory is still 109.1 MB. Free memory was 75.3 MB in the beginning and 80.1 MB in the end (delta: -4.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:18:13,189 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 109.1 MB. Free memory was 62.9 MB in the beginning and 62.9 MB in the end (delta: 54.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 610.04 ms. Allocated memory is still 109.1 MB. Free memory was 75.3 MB in the beginning and 80.1 MB in the end (delta: -4.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 124]: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8 --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 4d13ffd2557e7d7902d8a5eac414f9fb7393252d85c14855e86000741be6847f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:18:15,763 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:18:15,766 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:18:15,817 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:18:15,818 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:18:15,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:18:15,826 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:18:15,830 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:18:15,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:18:15,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:18:15,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:18:15,846 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:18:15,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:18:15,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:18:15,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:18:15,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:18:15,860 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:18:15,861 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:18:15,863 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:18:15,872 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:18:15,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:18:15,876 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:18:15,880 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:18:15,882 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:18:15,892 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:18:15,892 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:18:15,893 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:18:15,895 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:18:15,896 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:18:15,897 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:18:15,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:18:15,899 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:18:15,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:18:15,902 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:18:15,904 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:18:15,904 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:18:15,915 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:18:15,915 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:18:15,916 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:18:15,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:18:15,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:18:15,925 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 01:18:15,974 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:18:15,975 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:18:15,976 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:18:15,977 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:18:15,977 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:18:15,977 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:18:15,977 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:18:15,977 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:18:15,978 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:18:15,979 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:18:15,980 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 01:18:15,981 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 01:18:15,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:18:15,981 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:18:15,981 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:18:15,982 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:18:15,982 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:18:15,982 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:18:15,982 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:18:15,982 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 01:18:15,983 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:18:15,983 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:18:15,983 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:18:15,983 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:18:15,983 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:18:15,984 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:18:15,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:18:15,984 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:18:15,984 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:18:15,985 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:18:15,985 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:18:15,985 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:18:15,985 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:18:15,985 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:18:15,986 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:18:15,986 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_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d13ffd2557e7d7902d8a5eac414f9fb7393252d85c14855e86000741be6847f [2021-11-07 01:18:16,443 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:18:16,469 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:18:16,472 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:18:16,474 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:18:16,474 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:18:16,476 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c [2021-11-07 01:18:16,552 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/data/dee0dc84b/73c13d3ae72047d898e2241fe04552db/FLAG8a374fdcd [2021-11-07 01:18:17,211 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:18:17,214 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c [2021-11-07 01:18:17,238 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/data/dee0dc84b/73c13d3ae72047d898e2241fe04552db/FLAG8a374fdcd [2021-11-07 01:18:17,459 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/data/dee0dc84b/73c13d3ae72047d898e2241fe04552db [2021-11-07 01:18:17,462 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:18:17,465 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:18:17,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:18:17,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:18:17,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:18:17,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:18:17" (1/1) ... [2021-11-07 01:18:17,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e19d3a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:17, skipping insertion in model container [2021-11-07 01:18:17,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:18:17" (1/1) ... [2021-11-07 01:18:17,483 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:18:17,550 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:18:17,719 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_c9ae6a8e-9926-4ca6-b906-fa03282de24b/sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c[1605,1618] [2021-11-07 01:18:17,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:18:17,982 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:18:17,993 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:18:17,997 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_c9ae6a8e-9926-4ca6-b906-fa03282de24b/sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c[1605,1618] [2021-11-07 01:18:18,065 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:18:18,075 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:18:18,099 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_c9ae6a8e-9926-4ca6-b906-fa03282de24b/sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c[1605,1618] [2021-11-07 01:18:18,208 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:18:18,234 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:18:18,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:18 WrapperNode [2021-11-07 01:18:18,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:18:18,236 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:18:18,236 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:18:18,236 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:18:18,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:18" (1/1) ... [2021-11-07 01:18:18,265 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:18" (1/1) ... [2021-11-07 01:18:18,339 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:18:18,340 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:18:18,341 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:18:18,341 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:18:18,354 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:18" (1/1) ... [2021-11-07 01:18:18,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:18" (1/1) ... [2021-11-07 01:18:18,370 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:18" (1/1) ... [2021-11-07 01:18:18,370 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:18" (1/1) ... [2021-11-07 01:18:18,451 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:18" (1/1) ... [2021-11-07 01:18:18,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:18" (1/1) ... [2021-11-07 01:18:18,482 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:18" (1/1) ... [2021-11-07 01:18:18,490 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:18:18,491 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:18:18,491 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:18:18,492 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:18:18,492 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:18" (1/1) ... [2021-11-07 01:18:18,512 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:18:18,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:18:18,542 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:18:18,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:18:18,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:18:18,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:18:18,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:18:18,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:18:21,707 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:18:21,708 INFO L299 CfgBuilder]: Removed 356 assume(true) statements. [2021-11-07 01:18:21,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:18:21 BoogieIcfgContainer [2021-11-07 01:18:21,711 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:18:21,713 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:18:21,713 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:18:21,716 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:18:21,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:18:17" (1/3) ... [2021-11-07 01:18:21,718 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6375d56b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:18:21, skipping insertion in model container [2021-11-07 01:18:21,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:18:18" (2/3) ... [2021-11-07 01:18:21,718 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6375d56b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:18:21, skipping insertion in model container [2021-11-07 01:18:21,718 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:18:21" (3/3) ... [2021-11-07 01:18:21,720 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product62.cil.c [2021-11-07 01:18:21,726 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:18:21,727 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 01:18:21,780 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:18:21,788 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 [2021-11-07 01:18:21,788 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-07 01:18:21,811 INFO L276 IsEmpty]: Start isEmpty. Operand has 231 states, 227 states have (on average 1.5198237885462555) internal successors, (345), 230 states have internal predecessors, (345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:21,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-07 01:18:21,819 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:18:21,822 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:18:21,823 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:18:21,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:18:21,834 INFO L85 PathProgramCache]: Analyzing trace with hash 248194716, now seen corresponding path program 1 times [2021-11-07 01:18:21,864 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:18:21,865 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1211893800] [2021-11-07 01:18:21,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:18:21,866 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:18:21,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:18:21,875 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:18:21,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:18:22,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:18:22,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 01:18:22,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:18:22,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:22,266 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:18:22,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:22,351 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:18:22,351 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1211893800] [2021-11-07 01:18:22,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1211893800] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:18:22,352 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:18:22,353 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 01:18:22,357 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392380892] [2021-11-07 01:18:22,363 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 01:18:22,363 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:18:22,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 01:18:22,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:18:22,388 INFO L87 Difference]: Start difference. First operand has 231 states, 227 states have (on average 1.5198237885462555) internal successors, (345), 230 states have internal predecessors, (345), 0 states have call successors, (0), 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 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:22,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:18:22,473 INFO L93 Difference]: Finished difference Result 456 states and 683 transitions. [2021-11-07 01:18:22,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 01:18:22,475 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 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 18 [2021-11-07 01:18:22,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:18:22,495 INFO L225 Difference]: With dead ends: 456 [2021-11-07 01:18:22,495 INFO L226 Difference]: Without dead ends: 227 [2021-11-07 01:18:22,500 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:18:22,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2021-11-07 01:18:22,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2021-11-07 01:18:22,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 224 states have (on average 1.4866071428571428) internal successors, (333), 226 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) [2021-11-07 01:18:22,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 333 transitions. [2021-11-07 01:18:22,586 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 333 transitions. Word has length 18 [2021-11-07 01:18:22,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:18:22,587 INFO L470 AbstractCegarLoop]: Abstraction has 227 states and 333 transitions. [2021-11-07 01:18:22,587 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:22,588 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 333 transitions. [2021-11-07 01:18:22,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-07 01:18:22,591 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:18:22,591 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:18:22,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 01:18:22,810 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:18:22,811 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:18:22,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:18:22,813 INFO L85 PathProgramCache]: Analyzing trace with hash -662836037, now seen corresponding path program 1 times [2021-11-07 01:18:22,814 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:18:22,814 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [612845158] [2021-11-07 01:18:22,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:18:22,815 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:18:22,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:18:22,816 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:18:22,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:18:23,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:18:23,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:18:23,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:18:23,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:23,144 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:18:23,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:23,238 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:18:23,238 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [612845158] [2021-11-07 01:18:23,239 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [612845158] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:18:23,239 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:18:23,239 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:18:23,239 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148200970] [2021-11-07 01:18:23,242 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:18:23,243 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:18:23,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:18:23,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:18:23,249 INFO L87 Difference]: Start difference. First operand 227 states and 333 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:23,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:18:23,291 INFO L93 Difference]: Finished difference Result 227 states and 333 transitions. [2021-11-07 01:18:23,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:18:23,292 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 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 [2021-11-07 01:18:23,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:18:23,294 INFO L225 Difference]: With dead ends: 227 [2021-11-07 01:18:23,295 INFO L226 Difference]: Without dead ends: 85 [2021-11-07 01:18:23,296 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:18:23,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-11-07 01:18:23,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-11-07 01:18:23,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4761904761904763) internal successors, (124), 84 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:23,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2021-11-07 01:18:23,310 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 19 [2021-11-07 01:18:23,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:18:23,311 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2021-11-07 01:18:23,311 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:23,311 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2021-11-07 01:18:23,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-07 01:18:23,312 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:18:23,312 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:18:23,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:18:23,525 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:18:23,526 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:18:23,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:18:23,528 INFO L85 PathProgramCache]: Analyzing trace with hash 1673828196, now seen corresponding path program 1 times [2021-11-07 01:18:23,529 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:18:23,529 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2056002490] [2021-11-07 01:18:23,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:18:23,535 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:18:23,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:18:23,537 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:18:23,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 01:18:23,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:18:23,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:18:23,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:18:23,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:23,816 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:18:23,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:23,924 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:18:23,925 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2056002490] [2021-11-07 01:18:23,925 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2056002490] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:18:23,925 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:18:23,925 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 01:18:23,926 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109502265] [2021-11-07 01:18:23,926 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:18:23,926 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:18:23,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:18:23,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:18:23,927 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:23,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:18:23,963 INFO L93 Difference]: Finished difference Result 164 states and 242 transitions. [2021-11-07 01:18:23,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:18:23,964 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 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 24 [2021-11-07 01:18:23,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:18:23,965 INFO L225 Difference]: With dead ends: 164 [2021-11-07 01:18:23,965 INFO L226 Difference]: Without dead ends: 85 [2021-11-07 01:18:23,966 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:18:23,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-11-07 01:18:23,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-11-07 01:18:23,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4642857142857142) internal successors, (123), 84 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:23,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2021-11-07 01:18:23,976 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 24 [2021-11-07 01:18:23,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:18:23,977 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2021-11-07 01:18:23,977 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:23,977 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2021-11-07 01:18:23,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-07 01:18:23,979 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:18:23,979 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:18:23,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 01:18:24,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:18:24,192 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:18:24,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:18:24,192 INFO L85 PathProgramCache]: Analyzing trace with hash 61775514, now seen corresponding path program 1 times [2021-11-07 01:18:24,193 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:18:24,193 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1138626204] [2021-11-07 01:18:24,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:18:24,193 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:18:24,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:18:24,195 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:18:24,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 01:18:24,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:18:24,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:18:24,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:18:24,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:24,559 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:18:24,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:24,658 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:18:24,659 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1138626204] [2021-11-07 01:18:24,659 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1138626204] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:18:24,659 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:18:24,659 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 01:18:24,660 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222200990] [2021-11-07 01:18:24,660 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 01:18:24,660 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:18:24,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 01:18:24,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:18:24,662 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:24,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:18:24,739 INFO L93 Difference]: Finished difference Result 172 states and 251 transitions. [2021-11-07 01:18:24,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:18:24,740 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 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 27 [2021-11-07 01:18:24,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:18:24,741 INFO L225 Difference]: With dead ends: 172 [2021-11-07 01:18:24,741 INFO L226 Difference]: Without dead ends: 93 [2021-11-07 01:18:24,742 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:18:24,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2021-11-07 01:18:24,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 91. [2021-11-07 01:18:24,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 90 states have (on average 1.4222222222222223) internal successors, (128), 90 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:24,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 128 transitions. [2021-11-07 01:18:24,752 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 128 transitions. Word has length 27 [2021-11-07 01:18:24,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:18:24,753 INFO L470 AbstractCegarLoop]: Abstraction has 91 states and 128 transitions. [2021-11-07 01:18:24,753 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:24,754 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 128 transitions. [2021-11-07 01:18:24,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-07 01:18:24,755 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:18:24,755 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:18:24,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 01:18:24,968 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:18:24,969 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:18:24,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:18:24,969 INFO L85 PathProgramCache]: Analyzing trace with hash -1135503666, now seen corresponding path program 1 times [2021-11-07 01:18:24,970 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:18:24,970 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [46448937] [2021-11-07 01:18:24,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:18:24,970 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:18:24,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:18:24,971 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:18:24,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 01:18:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:18:25,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:18:25,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:18:25,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:25,399 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:18:25,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:25,574 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:18:25,575 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [46448937] [2021-11-07 01:18:25,578 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [46448937] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:18:25,578 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:18:25,579 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2021-11-07 01:18:25,579 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997459817] [2021-11-07 01:18:25,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 01:18:25,581 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:18:25,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 01:18:25,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:18:25,582 INFO L87 Difference]: Start difference. First operand 91 states and 128 transitions. Second operand has 8 states, 8 states have (on average 7.875) internal successors, (63), 7 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:26,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:18:26,127 INFO L93 Difference]: Finished difference Result 1039 states and 1501 transitions. [2021-11-07 01:18:26,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-07 01:18:26,127 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 7 states have internal predecessors, (63), 0 states have call successors, (0), 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 33 [2021-11-07 01:18:26,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:18:26,135 INFO L225 Difference]: With dead ends: 1039 [2021-11-07 01:18:26,135 INFO L226 Difference]: Without dead ends: 954 [2021-11-07 01:18:26,137 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2021-11-07 01:18:26,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 954 states. [2021-11-07 01:18:26,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 954 to 217. [2021-11-07 01:18:26,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 216 states have (on average 1.4027777777777777) internal successors, (303), 216 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:26,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 303 transitions. [2021-11-07 01:18:26,203 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 303 transitions. Word has length 33 [2021-11-07 01:18:26,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:18:26,203 INFO L470 AbstractCegarLoop]: Abstraction has 217 states and 303 transitions. [2021-11-07 01:18:26,204 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 7 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:26,204 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 303 transitions. [2021-11-07 01:18:26,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-07 01:18:26,213 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:18:26,213 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:18:26,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-07 01:18:26,427 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:18:26,428 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:18:26,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:18:26,428 INFO L85 PathProgramCache]: Analyzing trace with hash -989324978, now seen corresponding path program 1 times [2021-11-07 01:18:26,429 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:18:26,430 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [976369833] [2021-11-07 01:18:26,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:18:26,430 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:18:26,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:18:26,432 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:18:26,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-07 01:18:26,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:18:26,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 01:18:26,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:18:26,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:26,796 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:18:26,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:26,884 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:18:26,884 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [976369833] [2021-11-07 01:18:26,884 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [976369833] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:18:26,885 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:18:26,885 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 01:18:26,885 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742799396] [2021-11-07 01:18:26,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:18:26,886 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:18:26,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:18:26,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:18:26,887 INFO L87 Difference]: Start difference. First operand 217 states and 303 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 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) [2021-11-07 01:18:27,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:18:27,013 INFO L93 Difference]: Finished difference Result 685 states and 963 transitions. [2021-11-07 01:18:27,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:18:27,014 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 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 [2021-11-07 01:18:27,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:18:27,026 INFO L225 Difference]: With dead ends: 685 [2021-11-07 01:18:27,026 INFO L226 Difference]: Without dead ends: 522 [2021-11-07 01:18:27,027 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:18:27,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2021-11-07 01:18:27,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 223. [2021-11-07 01:18:27,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 222 states have (on average 1.3783783783783783) internal successors, (306), 222 states have internal predecessors, (306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:27,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 306 transitions. [2021-11-07 01:18:27,062 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 306 transitions. Word has length 34 [2021-11-07 01:18:27,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:18:27,062 INFO L470 AbstractCegarLoop]: Abstraction has 223 states and 306 transitions. [2021-11-07 01:18:27,062 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 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) [2021-11-07 01:18:27,063 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 306 transitions. [2021-11-07 01:18:27,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-07 01:18:27,064 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:18:27,064 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:18:27,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-07 01:18:27,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:18:27,279 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:18:27,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:18:27,280 INFO L85 PathProgramCache]: Analyzing trace with hash -731159540, now seen corresponding path program 1 times [2021-11-07 01:18:27,280 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:18:27,280 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1354154438] [2021-11-07 01:18:27,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:18:27,281 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:18:27,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:18:27,286 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:18:27,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-07 01:18:27,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:18:27,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:18:27,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:18:27,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:27,677 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:18:27,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:27,775 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:18:27,775 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1354154438] [2021-11-07 01:18:27,775 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1354154438] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:18:27,775 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:18:27,775 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-07 01:18:27,775 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661187790] [2021-11-07 01:18:27,776 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 01:18:27,776 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:18:27,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 01:18:27,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:18:27,777 INFO L87 Difference]: Start difference. First operand 223 states and 306 transitions. Second operand has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 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) [2021-11-07 01:18:27,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:18:27,992 INFO L93 Difference]: Finished difference Result 826 states and 1148 transitions. [2021-11-07 01:18:27,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 01:18:27,992 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 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 34 [2021-11-07 01:18:27,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:18:27,997 INFO L225 Difference]: With dead ends: 826 [2021-11-07 01:18:27,998 INFO L226 Difference]: Without dead ends: 609 [2021-11-07 01:18:27,999 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-07 01:18:28,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 609 states. [2021-11-07 01:18:28,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 609 to 235. [2021-11-07 01:18:28,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 235 states, 234 states have (on average 1.3461538461538463) internal successors, (315), 234 states have internal predecessors, (315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:28,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 315 transitions. [2021-11-07 01:18:28,046 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 315 transitions. Word has length 34 [2021-11-07 01:18:28,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:18:28,047 INFO L470 AbstractCegarLoop]: Abstraction has 235 states and 315 transitions. [2021-11-07 01:18:28,047 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 8 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) [2021-11-07 01:18:28,048 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 315 transitions. [2021-11-07 01:18:28,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-07 01:18:28,050 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:18:28,051 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:18:28,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-07 01:18:28,267 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:18:28,268 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:18:28,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:18:28,268 INFO L85 PathProgramCache]: Analyzing trace with hash 158566787, now seen corresponding path program 1 times [2021-11-07 01:18:28,269 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:18:28,269 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [756273620] [2021-11-07 01:18:28,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:18:28,270 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:18:28,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:18:28,271 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:18:28,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-07 01:18:28,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:18:28,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:18:28,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:18:28,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:28,693 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:18:28,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:28,827 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:18:28,827 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [756273620] [2021-11-07 01:18:28,827 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [756273620] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:18:28,827 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:18:28,828 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:18:28,828 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312366399] [2021-11-07 01:18:28,828 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:18:28,828 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:18:28,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:18:28,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:18:28,829 INFO L87 Difference]: Start difference. First operand 235 states and 315 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) 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) [2021-11-07 01:18:29,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:18:29,297 INFO L93 Difference]: Finished difference Result 1382 states and 1819 transitions. [2021-11-07 01:18:29,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-07 01:18:29,298 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) 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 [2021-11-07 01:18:29,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:18:29,305 INFO L225 Difference]: With dead ends: 1382 [2021-11-07 01:18:29,305 INFO L226 Difference]: Without dead ends: 1153 [2021-11-07 01:18:29,307 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-11-07 01:18:29,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1153 states. [2021-11-07 01:18:29,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1153 to 462. [2021-11-07 01:18:29,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 462 states, 461 states have (on average 1.3232104121475055) internal successors, (610), 461 states have internal predecessors, (610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:29,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 610 transitions. [2021-11-07 01:18:29,413 INFO L78 Accepts]: Start accepts. Automaton has 462 states and 610 transitions. Word has length 37 [2021-11-07 01:18:29,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:18:29,413 INFO L470 AbstractCegarLoop]: Abstraction has 462 states and 610 transitions. [2021-11-07 01:18:29,414 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) 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) [2021-11-07 01:18:29,414 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 610 transitions. [2021-11-07 01:18:29,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-07 01:18:29,415 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:18:29,415 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:18:29,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-07 01:18:29,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:18:29,632 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:18:29,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:18:29,633 INFO L85 PathProgramCache]: Analyzing trace with hash 838625157, now seen corresponding path program 1 times [2021-11-07 01:18:29,633 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:18:29,633 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [889293855] [2021-11-07 01:18:29,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:18:29,634 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:18:29,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:18:29,635 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:18:29,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-07 01:18:29,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:18:29,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:18:29,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:18:30,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:30,075 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:18:30,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:30,182 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:18:30,182 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [889293855] [2021-11-07 01:18:30,185 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [889293855] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:18:30,185 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:18:30,185 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-07 01:18:30,185 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660653365] [2021-11-07 01:18:30,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 01:18:30,186 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:18:30,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 01:18:30,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:18:30,187 INFO L87 Difference]: Start difference. First operand 462 states and 610 transitions. Second operand has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 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) [2021-11-07 01:18:33,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:18:33,654 INFO L93 Difference]: Finished difference Result 1231 states and 1661 transitions. [2021-11-07 01:18:33,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 01:18:33,655 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 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 37 [2021-11-07 01:18:33,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:18:33,660 INFO L225 Difference]: With dead ends: 1231 [2021-11-07 01:18:33,660 INFO L226 Difference]: Without dead ends: 775 [2021-11-07 01:18:33,661 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2021-11-07 01:18:33,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 775 states. [2021-11-07 01:18:33,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 775 to 342. [2021-11-07 01:18:33,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 342 states, 341 states have (on average 1.2873900293255132) internal successors, (439), 341 states have internal predecessors, (439), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:33,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 439 transitions. [2021-11-07 01:18:33,722 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 439 transitions. Word has length 37 [2021-11-07 01:18:33,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:18:33,723 INFO L470 AbstractCegarLoop]: Abstraction has 342 states and 439 transitions. [2021-11-07 01:18:33,723 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.625) internal successors, (45), 8 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) [2021-11-07 01:18:33,723 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 439 transitions. [2021-11-07 01:18:33,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-07 01:18:33,724 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:18:33,725 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:18:33,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-07 01:18:33,939 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:18:33,939 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:18:33,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:18:33,940 INFO L85 PathProgramCache]: Analyzing trace with hash -1548905091, now seen corresponding path program 1 times [2021-11-07 01:18:33,940 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:18:33,940 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2033442149] [2021-11-07 01:18:33,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:18:33,940 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:18:33,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:18:33,942 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:18:33,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-07 01:18:34,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:18:34,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:18:34,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:18:34,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:34,381 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:18:34,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:34,530 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:18:34,531 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2033442149] [2021-11-07 01:18:34,531 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2033442149] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:18:34,531 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:18:34,531 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-07 01:18:34,531 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593488809] [2021-11-07 01:18:34,532 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 01:18:34,532 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:18:34,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 01:18:34,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:18:34,533 INFO L87 Difference]: Start difference. First operand 342 states and 439 transitions. Second operand has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:38,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:18:38,039 INFO L93 Difference]: Finished difference Result 1103 states and 1405 transitions. [2021-11-07 01:18:38,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-07 01:18:38,039 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 0 states have call successors, (0), 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 [2021-11-07 01:18:38,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:18:38,045 INFO L225 Difference]: With dead ends: 1103 [2021-11-07 01:18:38,045 INFO L226 Difference]: Without dead ends: 767 [2021-11-07 01:18:38,048 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2021-11-07 01:18:38,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 767 states. [2021-11-07 01:18:38,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 767 to 322. [2021-11-07 01:18:38,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 322 states, 321 states have (on average 1.2616822429906542) internal successors, (405), 321 states have internal predecessors, (405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:38,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 405 transitions. [2021-11-07 01:18:38,122 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 405 transitions. Word has length 38 [2021-11-07 01:18:38,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:18:38,122 INFO L470 AbstractCegarLoop]: Abstraction has 322 states and 405 transitions. [2021-11-07 01:18:38,123 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:38,124 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 405 transitions. [2021-11-07 01:18:38,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-07 01:18:38,125 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:18:38,126 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:18:38,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-07 01:18:38,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:18:38,339 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:18:38,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:18:38,340 INFO L85 PathProgramCache]: Analyzing trace with hash -1134212659, now seen corresponding path program 1 times [2021-11-07 01:18:38,341 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:18:38,341 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1953299397] [2021-11-07 01:18:38,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:18:38,341 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:18:38,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:18:38,343 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:18:38,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-07 01:18:38,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:18:38,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-07 01:18:38,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:18:38,907 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-07 01:18:38,907 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:18:39,110 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-07 01:18:39,110 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:18:39,111 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1953299397] [2021-11-07 01:18:39,111 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1953299397] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:18:39,111 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:18:39,111 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2021-11-07 01:18:39,111 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817517215] [2021-11-07 01:18:39,112 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:18:39,112 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:18:39,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:18:39,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:18:39,113 INFO L87 Difference]: Start difference. First operand 322 states and 405 transitions. Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:42,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:18:42,615 INFO L93 Difference]: Finished difference Result 1106 states and 1422 transitions. [2021-11-07 01:18:42,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 01:18:42,616 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 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 55 [2021-11-07 01:18:42,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:18:42,623 INFO L225 Difference]: With dead ends: 1106 [2021-11-07 01:18:42,623 INFO L226 Difference]: Without dead ends: 888 [2021-11-07 01:18:42,624 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:18:42,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 888 states. [2021-11-07 01:18:42,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 888 to 743. [2021-11-07 01:18:42,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 743 states, 742 states have (on average 1.2547169811320755) internal successors, (931), 742 states have internal predecessors, (931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:42,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 743 states and 931 transitions. [2021-11-07 01:18:42,793 INFO L78 Accepts]: Start accepts. Automaton has 743 states and 931 transitions. Word has length 55 [2021-11-07 01:18:42,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:18:42,793 INFO L470 AbstractCegarLoop]: Abstraction has 743 states and 931 transitions. [2021-11-07 01:18:42,793 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:42,794 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 931 transitions. [2021-11-07 01:18:42,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-07 01:18:42,795 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:18:42,795 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:18:42,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-07 01:18:43,009 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:18:43,009 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:18:43,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:18:43,010 INFO L85 PathProgramCache]: Analyzing trace with hash -2050604719, now seen corresponding path program 1 times [2021-11-07 01:18:43,010 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:18:43,011 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [707744235] [2021-11-07 01:18:43,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:18:43,011 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:18:43,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:18:43,012 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:18:43,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-07 01:18:43,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:18:43,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:18:43,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:18:43,598 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:43,598 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:18:43,799 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:43,800 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:18:43,800 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [707744235] [2021-11-07 01:18:43,800 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [707744235] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:18:43,800 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:18:43,800 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 01:18:43,801 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044582686] [2021-11-07 01:18:43,801 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:18:43,801 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:18:43,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:18:43,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:18:43,802 INFO L87 Difference]: Start difference. First operand 743 states and 931 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:44,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:18:44,124 INFO L93 Difference]: Finished difference Result 1927 states and 2408 transitions. [2021-11-07 01:18:44,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 01:18:44,125 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 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 55 [2021-11-07 01:18:44,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:18:44,133 INFO L225 Difference]: With dead ends: 1927 [2021-11-07 01:18:44,133 INFO L226 Difference]: Without dead ends: 1190 [2021-11-07 01:18:44,134 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:18:44,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1190 states. [2021-11-07 01:18:44,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1190 to 743. [2021-11-07 01:18:44,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 743 states, 742 states have (on average 1.2345013477088949) internal successors, (916), 742 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) [2021-11-07 01:18:44,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 743 states and 916 transitions. [2021-11-07 01:18:44,261 INFO L78 Accepts]: Start accepts. Automaton has 743 states and 916 transitions. Word has length 55 [2021-11-07 01:18:44,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:18:44,262 INFO L470 AbstractCegarLoop]: Abstraction has 743 states and 916 transitions. [2021-11-07 01:18:44,262 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:44,263 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 916 transitions. [2021-11-07 01:18:44,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-07 01:18:44,264 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:18:44,264 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:18:44,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-07 01:18:44,478 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:18:44,479 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:18:44,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:18:44,481 INFO L85 PathProgramCache]: Analyzing trace with hash -1134136866, now seen corresponding path program 1 times [2021-11-07 01:18:44,481 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:18:44,482 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1031731834] [2021-11-07 01:18:44,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:18:44,482 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:18:44,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:18:44,483 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:18:44,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-07 01:18:44,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:18:44,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 01:18:44,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:18:45,108 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:45,108 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:18:45,308 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:18:45,308 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:18:45,309 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1031731834] [2021-11-07 01:18:45,309 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1031731834] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:18:45,309 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:18:45,309 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:18:45,310 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845585671] [2021-11-07 01:18:45,310 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:18:45,310 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:18:45,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:18:45,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:18:45,312 INFO L87 Difference]: Start difference. First operand 743 states and 916 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:47,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:18:47,535 INFO L93 Difference]: Finished difference Result 2887 states and 3555 transitions. [2021-11-07 01:18:47,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 01:18:47,536 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 57 [2021-11-07 01:18:47,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:18:47,551 INFO L225 Difference]: With dead ends: 2887 [2021-11-07 01:18:47,551 INFO L226 Difference]: Without dead ends: 2244 [2021-11-07 01:18:47,553 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2021-11-07 01:18:47,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2244 states. [2021-11-07 01:18:47,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2244 to 947. [2021-11-07 01:18:47,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 947 states, 946 states have (on average 1.2262156448202959) internal successors, (1160), 946 states have internal predecessors, (1160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:47,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1160 transitions. [2021-11-07 01:18:47,779 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1160 transitions. Word has length 57 [2021-11-07 01:18:47,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:18:47,779 INFO L470 AbstractCegarLoop]: Abstraction has 947 states and 1160 transitions. [2021-11-07 01:18:47,780 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:47,780 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1160 transitions. [2021-11-07 01:18:47,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-07 01:18:47,781 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:18:47,782 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:18:47,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-07 01:18:47,996 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:18:47,996 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:18:47,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:18:47,997 INFO L85 PathProgramCache]: Analyzing trace with hash 171357235, now seen corresponding path program 1 times [2021-11-07 01:18:47,997 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:18:47,997 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [381582510] [2021-11-07 01:18:47,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:18:47,997 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:18:47,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:18:47,998 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:18:48,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-11-07 01:18:48,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:18:48,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:18:48,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:18:48,638 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-07 01:18:48,638 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:18:48,832 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-07 01:18:48,833 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:18:48,833 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [381582510] [2021-11-07 01:18:48,833 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [381582510] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:18:48,833 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:18:48,833 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-11-07 01:18:48,833 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717342943] [2021-11-07 01:18:48,834 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 01:18:48,834 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:18:48,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 01:18:48,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-07 01:18:48,835 INFO L87 Difference]: Start difference. First operand 947 states and 1160 transitions. Second operand has 10 states, 10 states have (on average 7.2) internal successors, (72), 10 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:50,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:18:50,881 INFO L93 Difference]: Finished difference Result 3315 states and 4050 transitions. [2021-11-07 01:18:50,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 01:18:50,882 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.2) internal successors, (72), 10 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 57 [2021-11-07 01:18:50,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:18:50,895 INFO L225 Difference]: With dead ends: 3315 [2021-11-07 01:18:50,896 INFO L226 Difference]: Without dead ends: 2448 [2021-11-07 01:18:50,898 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=93, Invalid=213, Unknown=0, NotChecked=0, Total=306 [2021-11-07 01:18:50,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2448 states. [2021-11-07 01:18:51,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2448 to 913. [2021-11-07 01:18:51,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 913 states, 912 states have (on average 1.2203947368421053) internal successors, (1113), 912 states have internal predecessors, (1113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:51,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 913 states and 1113 transitions. [2021-11-07 01:18:51,096 INFO L78 Accepts]: Start accepts. Automaton has 913 states and 1113 transitions. Word has length 57 [2021-11-07 01:18:51,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:18:51,097 INFO L470 AbstractCegarLoop]: Abstraction has 913 states and 1113 transitions. [2021-11-07 01:18:51,097 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.2) internal successors, (72), 10 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:51,097 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1113 transitions. [2021-11-07 01:18:51,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-07 01:18:51,099 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:18:51,099 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:18:51,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (15)] Ended with exit code 0 [2021-11-07 01:18:51,313 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:18:51,313 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:18:51,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:18:51,314 INFO L85 PathProgramCache]: Analyzing trace with hash -44267720, now seen corresponding path program 1 times [2021-11-07 01:18:51,314 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:18:51,314 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [539946307] [2021-11-07 01:18:51,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:18:51,315 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:18:51,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:18:51,315 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:18:51,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-11-07 01:18:51,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:18:51,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:18:51,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:18:51,937 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:18:51,938 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:18:52,089 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:18:52,090 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:18:52,090 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [539946307] [2021-11-07 01:18:52,090 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [539946307] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:18:52,090 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:18:52,090 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:18:52,090 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879617712] [2021-11-07 01:18:52,091 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:18:52,091 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:18:52,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:18:52,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:18:52,092 INFO L87 Difference]: Start difference. First operand 913 states and 1113 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:52,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:18:52,354 INFO L93 Difference]: Finished difference Result 2051 states and 2509 transitions. [2021-11-07 01:18:52,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:18:52,354 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 57 [2021-11-07 01:18:52,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:18:52,360 INFO L225 Difference]: With dead ends: 2051 [2021-11-07 01:18:52,360 INFO L226 Difference]: Without dead ends: 1144 [2021-11-07 01:18:52,362 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:18:52,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1144 states. [2021-11-07 01:18:52,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1144 to 913. [2021-11-07 01:18:52,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 913 states, 912 states have (on average 1.2116228070175439) internal successors, (1105), 912 states have internal predecessors, (1105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:52,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 913 states and 1105 transitions. [2021-11-07 01:18:52,545 INFO L78 Accepts]: Start accepts. Automaton has 913 states and 1105 transitions. Word has length 57 [2021-11-07 01:18:52,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:18:52,546 INFO L470 AbstractCegarLoop]: Abstraction has 913 states and 1105 transitions. [2021-11-07 01:18:52,546 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:52,546 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1105 transitions. [2021-11-07 01:18:52,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-07 01:18:52,547 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:18:52,547 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:18:52,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (16)] Ended with exit code 0 [2021-11-07 01:18:52,761 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:18:52,761 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:18:52,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:18:52,761 INFO L85 PathProgramCache]: Analyzing trace with hash -438634506, now seen corresponding path program 1 times [2021-11-07 01:18:52,762 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:18:52,762 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [351483625] [2021-11-07 01:18:52,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:18:52,762 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:18:52,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:18:52,764 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:18:52,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-07 01:18:53,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:18:53,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 01:18:53,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:18:53,307 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:18:53,307 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:18:53,442 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:18:53,442 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:18:53,442 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [351483625] [2021-11-07 01:18:53,443 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [351483625] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:18:53,443 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:18:53,443 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-07 01:18:53,443 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053365585] [2021-11-07 01:18:53,443 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:18:53,443 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:18:53,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:18:53,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:18:53,444 INFO L87 Difference]: Start difference. First operand 913 states and 1105 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:53,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:18:53,618 INFO L93 Difference]: Finished difference Result 1961 states and 2395 transitions. [2021-11-07 01:18:53,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 01:18:53,618 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 57 [2021-11-07 01:18:53,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:18:53,624 INFO L225 Difference]: With dead ends: 1961 [2021-11-07 01:18:53,624 INFO L226 Difference]: Without dead ends: 1054 [2021-11-07 01:18:53,626 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:18:53,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1054 states. [2021-11-07 01:18:53,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1054 to 783. [2021-11-07 01:18:53,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 783 states, 782 states have (on average 1.2186700767263428) internal successors, (953), 782 states have internal predecessors, (953), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:53,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 783 states and 953 transitions. [2021-11-07 01:18:53,791 INFO L78 Accepts]: Start accepts. Automaton has 783 states and 953 transitions. Word has length 57 [2021-11-07 01:18:53,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:18:53,792 INFO L470 AbstractCegarLoop]: Abstraction has 783 states and 953 transitions. [2021-11-07 01:18:53,792 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:53,792 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 953 transitions. [2021-11-07 01:18:53,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-07 01:18:53,793 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:18:53,794 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:18:53,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-11-07 01:18:54,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:18:54,000 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:18:54,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:18:54,001 INFO L85 PathProgramCache]: Analyzing trace with hash 1728773225, now seen corresponding path program 1 times [2021-11-07 01:18:54,001 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:18:54,001 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [169441161] [2021-11-07 01:18:54,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:18:54,002 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:18:54,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:18:54,003 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:18:54,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-11-07 01:18:54,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:18:54,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:18:54,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:18:54,638 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-07 01:18:54,638 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:18:54,824 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-07 01:18:54,824 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:18:54,825 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [169441161] [2021-11-07 01:18:54,825 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [169441161] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:18:54,825 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:18:54,825 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:18:54,825 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932769500] [2021-11-07 01:18:54,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:18:54,826 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:18:54,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:18:54,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:18:54,827 INFO L87 Difference]: Start difference. First operand 783 states and 953 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:55,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:18:55,397 INFO L93 Difference]: Finished difference Result 2686 states and 3286 transitions. [2021-11-07 01:18:55,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 01:18:55,397 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 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 [2021-11-07 01:18:55,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:18:55,405 INFO L225 Difference]: With dead ends: 2686 [2021-11-07 01:18:55,406 INFO L226 Difference]: Without dead ends: 1909 [2021-11-07 01:18:55,407 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-11-07 01:18:55,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1909 states. [2021-11-07 01:18:55,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1909 to 783. [2021-11-07 01:18:55,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 783 states, 782 states have (on average 1.2122762148337596) internal successors, (948), 782 states have internal predecessors, (948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:55,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 783 states and 948 transitions. [2021-11-07 01:18:55,564 INFO L78 Accepts]: Start accepts. Automaton has 783 states and 948 transitions. Word has length 59 [2021-11-07 01:18:55,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:18:55,565 INFO L470 AbstractCegarLoop]: Abstraction has 783 states and 948 transitions. [2021-11-07 01:18:55,565 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:55,565 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 948 transitions. [2021-11-07 01:18:55,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-07 01:18:55,566 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:18:55,566 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:18:55,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-11-07 01:18:55,779 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:18:55,780 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:18:55,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:18:55,780 INFO L85 PathProgramCache]: Analyzing trace with hash -645846187, now seen corresponding path program 1 times [2021-11-07 01:18:55,780 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:18:55,781 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [913165615] [2021-11-07 01:18:55,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:18:55,781 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:18:55,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:18:55,782 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:18:55,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-11-07 01:18:56,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:18:56,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:18:56,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:18:56,478 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:18:56,478 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:18:56,759 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:18:56,759 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:18:56,759 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [913165615] [2021-11-07 01:18:56,760 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [913165615] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:18:56,760 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1290563972] [2021-11-07 01:18:56,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:18:56,760 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 01:18:56,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 01:18:56,764 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 01:18:56,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2021-11-07 01:18:57,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:18:57,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:18:57,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:18:57,581 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-07 01:18:57,581 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:18:57,692 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-07 01:18:57,693 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1290563972] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:18:57,693 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2021-11-07 01:18:57,693 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [5, 5] total 11 [2021-11-07 01:18:57,693 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171938371] [2021-11-07 01:18:57,694 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:18:57,694 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:18:57,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:18:57,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-11-07 01:18:57,695 INFO L87 Difference]: Start difference. First operand 783 states and 948 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:58,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:18:58,230 INFO L93 Difference]: Finished difference Result 2751 states and 3363 transitions. [2021-11-07 01:18:58,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 01:18:58,230 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 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 65 [2021-11-07 01:18:58,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:18:58,239 INFO L225 Difference]: With dead ends: 2751 [2021-11-07 01:18:58,239 INFO L226 Difference]: Without dead ends: 1974 [2021-11-07 01:18:58,241 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2021-11-07 01:18:58,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1974 states. [2021-11-07 01:18:58,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1974 to 810. [2021-11-07 01:18:58,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 810 states, 809 states have (on average 1.2051915945611866) internal successors, (975), 809 states have internal predecessors, (975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:58,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 810 states and 975 transitions. [2021-11-07 01:18:58,465 INFO L78 Accepts]: Start accepts. Automaton has 810 states and 975 transitions. Word has length 65 [2021-11-07 01:18:58,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:18:58,465 INFO L470 AbstractCegarLoop]: Abstraction has 810 states and 975 transitions. [2021-11-07 01:18:58,466 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:18:58,466 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 975 transitions. [2021-11-07 01:18:58,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-07 01:18:58,467 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:18:58,467 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:18:58,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2021-11-07 01:18:58,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0 [2021-11-07 01:18:58,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt [2021-11-07 01:18:58,883 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:18:58,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:18:58,883 INFO L85 PathProgramCache]: Analyzing trace with hash -387680749, now seen corresponding path program 1 times [2021-11-07 01:18:58,884 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:18:58,884 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [263816826] [2021-11-07 01:18:58,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:18:58,884 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:18:58,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:18:58,885 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:18:58,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-11-07 01:18:59,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:18:59,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:18:59,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:18:59,662 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:18:59,662 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:18:59,893 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:18:59,893 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:18:59,893 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [263816826] [2021-11-07 01:18:59,893 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [263816826] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:18:59,893 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1190327462] [2021-11-07 01:18:59,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:18:59,893 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 01:18:59,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 01:18:59,895 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 01:18:59,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2021-11-07 01:19:00,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:00,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:19:00,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:00,828 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:19:00,828 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:01,069 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-07 01:19:01,070 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1190327462] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:19:01,070 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [354030093] [2021-11-07 01:19:01,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:19:01,070 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:19:01,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:19:01,072 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:19:01,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-11-07 01:19:01,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:01,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-07 01:19:01,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:01,896 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:01,896 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:02,153 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:02,153 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [354030093] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-07 01:19:02,153 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 5 imperfect interpolant sequences. [2021-11-07 01:19:02,154 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5, 5, 5, 5, 8] total 14 [2021-11-07 01:19:02,154 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015067519] [2021-11-07 01:19:02,154 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 01:19:02,155 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:19:02,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 01:19:02,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-11-07 01:19:02,156 INFO L87 Difference]: Start difference. First operand 810 states and 975 transitions. Second operand has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:03,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:19:03,517 INFO L93 Difference]: Finished difference Result 4429 states and 5373 transitions. [2021-11-07 01:19:03,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-07 01:19:03,518 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 0 states have call successors, (0), 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 65 [2021-11-07 01:19:03,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:19:03,532 INFO L225 Difference]: With dead ends: 4429 [2021-11-07 01:19:03,532 INFO L226 Difference]: Without dead ends: 3625 [2021-11-07 01:19:03,535 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 409 GetRequests, 384 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=163, Invalid=539, Unknown=0, NotChecked=0, Total=702 [2021-11-07 01:19:03,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3625 states. [2021-11-07 01:19:03,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3625 to 1171. [2021-11-07 01:19:03,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1171 states, 1170 states have (on average 1.217094017094017) internal successors, (1424), 1170 states have internal predecessors, (1424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:03,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 1171 states and 1424 transitions. [2021-11-07 01:19:03,775 INFO L78 Accepts]: Start accepts. Automaton has 1171 states and 1424 transitions. Word has length 65 [2021-11-07 01:19:03,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:19:03,776 INFO L470 AbstractCegarLoop]: Abstraction has 1171 states and 1424 transitions. [2021-11-07 01:19:03,776 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:03,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1424 transitions. [2021-11-07 01:19:03,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-07 01:19:03,778 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:19:03,778 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:19:03,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (21)] Ended with exit code 0 [2021-11-07 01:19:03,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2021-11-07 01:19:04,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2021-11-07 01:19:04,393 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:19:04,393 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:19:04,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:19:04,393 INFO L85 PathProgramCache]: Analyzing trace with hash -2035819047, now seen corresponding path program 1 times [2021-11-07 01:19:04,394 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:19:04,394 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [862719854] [2021-11-07 01:19:04,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:19:04,394 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:19:04,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:19:04,395 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:19:04,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2021-11-07 01:19:05,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:05,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:19:05,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:05,300 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 41 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-07 01:19:05,300 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:05,635 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 41 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-07 01:19:05,635 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:19:05,636 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [862719854] [2021-11-07 01:19:05,636 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [862719854] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:19:05,636 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [914921057] [2021-11-07 01:19:05,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:19:05,636 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-07 01:19:05,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/cvc4 [2021-11-07 01:19:05,644 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-07 01:19:05,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2021-11-07 01:19:06,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:06,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 01:19:06,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:06,920 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 2 proven. 49 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-07 01:19:06,920 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:07,345 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 2 proven. 49 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-07 01:19:07,345 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [914921057] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:19:07,345 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1996899886] [2021-11-07 01:19:07,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:19:07,345 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:19:07,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:19:07,347 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 01:19:07,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2021-11-07 01:19:08,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:19:08,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-07 01:19:08,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:19:08,578 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 2 proven. 49 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-07 01:19:08,578 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:19:08,870 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 32 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:19:08,870 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1996899886] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 01:19:08,871 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-11-07 01:19:08,871 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 6, 8, 9] total 20 [2021-11-07 01:19:08,871 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797585841] [2021-11-07 01:19:08,872 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-07 01:19:08,873 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:19:08,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-07 01:19:08,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=303, Unknown=0, NotChecked=0, Total=380 [2021-11-07 01:19:08,874 INFO L87 Difference]: Start difference. First operand 1171 states and 1424 transitions. Second operand has 20 states, 20 states have (on average 14.2) internal successors, (284), 20 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:15,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:19:15,883 INFO L93 Difference]: Finished difference Result 6523 states and 7951 transitions. [2021-11-07 01:19:15,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-11-07 01:19:15,884 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 14.2) internal successors, (284), 20 states have internal predecessors, (284), 0 states have call successors, (0), 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 92 [2021-11-07 01:19:15,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:19:15,884 INFO L225 Difference]: With dead ends: 6523 [2021-11-07 01:19:15,885 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 01:19:15,892 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 633 GetRequests, 568 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1151 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=802, Invalid=3620, Unknown=0, NotChecked=0, Total=4422 [2021-11-07 01:19:15,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 01:19:15,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 01:19:15,892 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) [2021-11-07 01:19:15,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 01:19:15,893 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 92 [2021-11-07 01:19:15,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:19:15,893 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 01:19:15,894 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 14.2) internal successors, (284), 20 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:19:15,894 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 01:19:15,894 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 01:19:15,897 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:19:15,897 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:19:15,898 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:19:15,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (24)] Forceful destruction successful, exit code 0 [2021-11-07 01:19:16,116 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2021-11-07 01:19:16,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2021-11-07 01:19:16,514 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3,25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/cvc4 --incremental --print-success --lang smt,26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 01:19:16,515 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 01:19:16,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:16,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:16,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:18,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:18,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:18,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:18,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:19,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:19,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:19,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:19,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:19,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:19,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:19,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:19,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:19,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:19,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:19,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:19,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:35,599 WARN L207 SmtUtils]: Spent 15.90 s on a formula simplification. DAG size of input: 1279 DAG size of output: 1134 [2021-11-07 01:19:35,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:35,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:35,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:37,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:37,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:37,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:40,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:40,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:40,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:40,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:40,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:40,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:40,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:42,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:42,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:42,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:42,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:42,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:42,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:42,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:42,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:42,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:43,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:43,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:43,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:43,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:43,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:43,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:43,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:43,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:43,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:43,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:43,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:43,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:46,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:46,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:46,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:46,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:46,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:46,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:47,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:47,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:47,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:47,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:47,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:47,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:47,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:47,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:47,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:49,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:49,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:49,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:49,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:49,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:50,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:50,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:50,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:50,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:58,027 WARN L207 SmtUtils]: Spent 7.98 s on a formula simplification. DAG size of input: 969 DAG size of output: 800 [2021-11-07 01:19:58,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:58,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:58,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:58,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:58,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:58,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:58,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:58,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:19:58,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:10,927 WARN L207 SmtUtils]: Spent 12.89 s on a formula simplification. DAG size of input: 1239 DAG size of output: 1087 [2021-11-07 01:20:10,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:10,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:10,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:11,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:11,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:11,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:27,137 WARN L207 SmtUtils]: Spent 15.62 s on a formula simplification. DAG size of input: 1279 DAG size of output: 1134 [2021-11-07 01:20:27,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:27,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:20:58,950 WARN L207 SmtUtils]: Spent 25.71 s on a formula simplification. DAG size of input: 1078 DAG size of output: 73 [2021-11-07 01:21:13,827 WARN L207 SmtUtils]: Spent 5.52 s on a formula simplification. DAG size of input: 473 DAG size of output: 79 [2021-11-07 01:21:25,201 WARN L207 SmtUtils]: Spent 10.26 s on a formula simplification. DAG size of input: 635 DAG size of output: 88 [2021-11-07 01:21:32,135 WARN L207 SmtUtils]: Spent 5.66 s on a formula simplification. DAG size of input: 461 DAG size of output: 39 [2021-11-07 01:21:47,022 WARN L207 SmtUtils]: Spent 13.77 s on a formula simplification. DAG size of input: 774 DAG size of output: 61 [2021-11-07 01:22:08,533 WARN L207 SmtUtils]: Spent 21.49 s on a formula simplification. DAG size of input: 1018 DAG size of output: 56 [2021-11-07 01:22:35,524 WARN L207 SmtUtils]: Spent 24.82 s on a formula simplification. DAG size of input: 1078 DAG size of output: 73 [2021-11-07 01:22:35,529 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-07 01:22:35,530 INFO L857 garLoopResultBuilder]: For program point L498(lines 498 502) no Hoare annotation was computed. [2021-11-07 01:22:35,530 INFO L853 garLoopResultBuilder]: At program point L830(lines 815 833) the Hoare annotation is: false [2021-11-07 01:22:35,530 INFO L853 garLoopResultBuilder]: At program point L830-1(lines 815 833) the Hoare annotation is: false [2021-11-07 01:22:35,531 INFO L853 garLoopResultBuilder]: At program point L830-2(lines 815 833) the Hoare annotation is: false [2021-11-07 01:22:35,531 INFO L853 garLoopResultBuilder]: At program point L830-3(lines 815 833) the Hoare annotation is: (let ((.cse14 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse6 (= ~waterLevel~0 (_ bv1 32))) (.cse7 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse1 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse2 (not .cse14)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))) (.cse12 (= ~waterLevel~0 (_ bv0 32))) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 (_ bv1 32))) (.cse8 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse13 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse11 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= ~systemActive~0 (_ bv1 32))) (.cse15 (= |ULTIMATE.start_isHighWaterSensorDry_#res| (_ bv0 32))) (.cse16 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 (_ bv0 32))) (.cse17 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv1 32))) (.cse10 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse11 .cse2 .cse3 .cse4 .cse5 .cse6 .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse12 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse11 .cse2 .cse3 .cse4 .cse5 .cse12 .cse9 .cse10) (and .cse13 .cse0 .cse14 .cse4 .cse15 .cse16 .cse17 .cse8 .cse10) (and .cse13 .cse0 .cse14 .cse11 .cse4 .cse15 .cse16 .cse17 .cse10)))) [2021-11-07 01:22:35,531 INFO L853 garLoopResultBuilder]: At program point L830-4(lines 815 833) the Hoare annotation is: false [2021-11-07 01:22:35,531 INFO L853 garLoopResultBuilder]: At program point L830-5(lines 815 833) the Hoare annotation is: false [2021-11-07 01:22:35,532 INFO L853 garLoopResultBuilder]: At program point L830-6(lines 815 833) the Hoare annotation is: false [2021-11-07 01:22:35,532 INFO L853 garLoopResultBuilder]: At program point L830-7(lines 815 833) the Hoare annotation is: false [2021-11-07 01:22:35,532 INFO L853 garLoopResultBuilder]: At program point L566(lines 561 569) the Hoare annotation is: (let ((.cse8 (= ~waterLevel~0 (_ bv0 32))) (.cse9 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse10 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse3 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse12 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse7 (= ~systemActive~0 (_ bv1 32))) (.cse13 (= ~waterLevel~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse9 .cse7 .cse8 .cse10 .cse11) (and .cse0 .cse1 .cse2 .cse3 .cse9 .cse12 .cse7 .cse13 .cse10 .cse11) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse12 .cse6 .cse7 .cse13))) [2021-11-07 01:22:35,533 INFO L853 garLoopResultBuilder]: At program point L830-8(lines 815 833) the Hoare annotation is: false [2021-11-07 01:22:35,533 INFO L853 garLoopResultBuilder]: At program point L566-1(lines 561 569) the Hoare annotation is: false [2021-11-07 01:22:35,533 INFO L853 garLoopResultBuilder]: At program point L830-9(lines 815 833) the Hoare annotation is: false [2021-11-07 01:22:35,533 INFO L853 garLoopResultBuilder]: At program point L566-2(lines 561 569) the Hoare annotation is: false [2021-11-07 01:22:35,533 INFO L853 garLoopResultBuilder]: At program point L830-10(lines 815 833) the Hoare annotation is: false [2021-11-07 01:22:35,534 INFO L853 garLoopResultBuilder]: At program point L566-3(lines 561 569) the Hoare annotation is: false [2021-11-07 01:22:35,534 INFO L853 garLoopResultBuilder]: At program point L830-11(lines 815 833) the Hoare annotation is: false [2021-11-07 01:22:35,534 INFO L853 garLoopResultBuilder]: At program point L566-4(lines 561 569) the Hoare annotation is: false [2021-11-07 01:22:35,534 INFO L853 garLoopResultBuilder]: At program point L566-5(lines 561 569) the Hoare annotation is: false [2021-11-07 01:22:35,535 INFO L853 garLoopResultBuilder]: At program point L766(lines 759 769) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse7 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse10 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse6 (= ~systemActive~0 (_ bv1 32))) (.cse8 (= ~waterLevel~0 (_ bv0 32))) (.cse11 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse12 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse9 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse10 .cse6 .cse7 .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse10 .cse6 .cse8 .cse11 .cse12 .cse9))) [2021-11-07 01:22:35,535 INFO L853 garLoopResultBuilder]: At program point L766-1(lines 759 769) the Hoare annotation is: false [2021-11-07 01:22:35,535 INFO L853 garLoopResultBuilder]: At program point L766-2(lines 759 769) the Hoare annotation is: false [2021-11-07 01:22:35,535 INFO L853 garLoopResultBuilder]: At program point L766-3(lines 759 769) the Hoare annotation is: false [2021-11-07 01:22:35,535 INFO L853 garLoopResultBuilder]: At program point L766-4(lines 759 769) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv1 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= (_ bv1 32) ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4)) (.cse4 (= ~systemActive~0 (_ bv1 32))) (.cse5 (= |ULTIMATE.start_isHighWaterSensorDry_#res| (_ bv0 32))) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 (_ bv0 32))) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv1 32))) (.cse8 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) .cse4 .cse5 .cse6 .cse7 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse8) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse3 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse4 .cse5 .cse6 .cse7 .cse8))) [2021-11-07 01:22:35,536 INFO L853 garLoopResultBuilder]: At program point L766-5(lines 759 769) the Hoare annotation is: false [2021-11-07 01:22:35,536 INFO L853 garLoopResultBuilder]: At program point L766-6(lines 759 769) the Hoare annotation is: false [2021-11-07 01:22:35,536 INFO L853 garLoopResultBuilder]: At program point L766-7(lines 759 769) the Hoare annotation is: false [2021-11-07 01:22:35,536 INFO L853 garLoopResultBuilder]: At program point L766-8(lines 759 769) the Hoare annotation is: false [2021-11-07 01:22:35,536 INFO L853 garLoopResultBuilder]: At program point L766-9(lines 759 769) the Hoare annotation is: false [2021-11-07 01:22:35,537 INFO L853 garLoopResultBuilder]: At program point L766-10(lines 759 769) the Hoare annotation is: false [2021-11-07 01:22:35,537 INFO L853 garLoopResultBuilder]: At program point L766-11(lines 759 769) the Hoare annotation is: false [2021-11-07 01:22:35,537 INFO L853 garLoopResultBuilder]: At program point L766-12(lines 759 769) the Hoare annotation is: false [2021-11-07 01:22:35,537 INFO L853 garLoopResultBuilder]: At program point L766-13(lines 759 769) the Hoare annotation is: false [2021-11-07 01:22:35,537 INFO L853 garLoopResultBuilder]: At program point L766-14(lines 759 769) the Hoare annotation is: false [2021-11-07 01:22:35,538 INFO L857 garLoopResultBuilder]: For program point L903(lines 903 916) no Hoare annotation was computed. [2021-11-07 01:22:35,538 INFO L857 garLoopResultBuilder]: For program point L705(lines 705 722) no Hoare annotation was computed. [2021-11-07 01:22:35,538 INFO L857 garLoopResultBuilder]: For program point L705-1(lines 705 722) no Hoare annotation was computed. [2021-11-07 01:22:35,538 INFO L857 garLoopResultBuilder]: For program point L705-2(lines 705 722) no Hoare annotation was computed. [2021-11-07 01:22:35,539 INFO L853 garLoopResultBuilder]: At program point L775(lines 770 778) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= ~waterLevel~0 (_ bv2 32)) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 (_ bv0 32)) (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|) (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32)) (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0) (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) [2021-11-07 01:22:35,539 INFO L853 garLoopResultBuilder]: At program point L775-1(lines 770 778) the Hoare annotation is: false [2021-11-07 01:22:35,539 INFO L857 garLoopResultBuilder]: For program point L709(lines 709 717) no Hoare annotation was computed. [2021-11-07 01:22:35,539 INFO L853 garLoopResultBuilder]: At program point L775-2(lines 770 778) the Hoare annotation is: false [2021-11-07 01:22:35,539 INFO L857 garLoopResultBuilder]: For program point L709-1(lines 709 717) no Hoare annotation was computed. [2021-11-07 01:22:35,539 INFO L857 garLoopResultBuilder]: For program point L709-2(lines 709 717) no Hoare annotation was computed. [2021-11-07 01:22:35,540 INFO L853 garLoopResultBuilder]: At program point L511(lines 506 514) the Hoare annotation is: (let ((.cse6 (= ~waterLevel~0 (_ bv0 32))) (.cse9 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse7 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse5 (= ~systemActive~0 (_ bv1 32))) (.cse8 (= ~waterLevel~0 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse5 .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse5 .cse6 .cse9 .cse10 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse8))) [2021-11-07 01:22:35,540 INFO L853 garLoopResultBuilder]: At program point L511-1(lines 506 514) the Hoare annotation is: false [2021-11-07 01:22:35,540 INFO L853 garLoopResultBuilder]: At program point L511-2(lines 506 514) the Hoare annotation is: false [2021-11-07 01:22:35,540 INFO L853 garLoopResultBuilder]: At program point L511-3(lines 506 514) the Hoare annotation is: false [2021-11-07 01:22:35,541 INFO L853 garLoopResultBuilder]: At program point L511-4(lines 506 514) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv1 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= (_ bv1 32) ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4)) (.cse4 (= ~systemActive~0 (_ bv1 32))) (.cse5 (= |ULTIMATE.start_isHighWaterSensorDry_#res| (_ bv0 32))) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 (_ bv0 32))) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv1 32))) (.cse8 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse8) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 (_ bv0 32)) .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse4 .cse5 .cse6 .cse7 .cse8))) [2021-11-07 01:22:35,541 INFO L853 garLoopResultBuilder]: At program point L511-5(lines 506 514) the Hoare annotation is: (let ((.cse16 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse11 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse17 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse18 (= ULTIMATE.start_isLowWaterLevel_~tmp~9 (_ bv0 32))) (.cse8 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse15 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 (_ bv0 32))) (.cse9 (= (_ bv1 32) ~pumpRunning~0)) (.cse10 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse19 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse12 (= ~waterLevel~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (not .cse16)) (.cse4 (= ~systemActive~0 (_ bv1 32))) (.cse5 (= ~waterLevel~0 (_ bv1 32))) (.cse6 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse13 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse14 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse7 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse8 .cse0 .cse9 .cse10 .cse11 .cse4 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse16 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv1 32)) .cse11 .cse4 .cse13 .cse14 .cse7) (and .cse8 .cse0 .cse9 .cse10 .cse11 .cse17 .cse4 .cse5 .cse18 .cse13 .cse14 .cse15) (and .cse8 .cse0 .cse9 .cse10 .cse1 .cse19 .cse17 .cse3 .cse4 .cse5 .cse18 .cse15) (and .cse8 .cse0 .cse9 .cse10 .cse1 .cse19 .cse3 .cse4 .cse12 .cse15) (and .cse0 .cse2 .cse4 .cse12 .cse6 .cse13 .cse14 .cse7) (and .cse0 .cse9 .cse16 .cse10 .cse1 .cse19 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse12 .cse6 .cse7) (and .cse0 .cse2 .cse4 .cse5 .cse6 .cse13 .cse14 .cse7)))) [2021-11-07 01:22:35,541 INFO L853 garLoopResultBuilder]: At program point L511-6(lines 506 514) the Hoare annotation is: false [2021-11-07 01:22:35,541 INFO L853 garLoopResultBuilder]: At program point L511-7(lines 506 514) the Hoare annotation is: false [2021-11-07 01:22:35,541 INFO L853 garLoopResultBuilder]: At program point L511-8(lines 506 514) the Hoare annotation is: false [2021-11-07 01:22:35,541 INFO L853 garLoopResultBuilder]: At program point L511-9(lines 506 514) the Hoare annotation is: false [2021-11-07 01:22:35,542 INFO L853 garLoopResultBuilder]: At program point L511-10(lines 506 514) the Hoare annotation is: false [2021-11-07 01:22:35,542 INFO L853 garLoopResultBuilder]: At program point L511-11(lines 506 514) the Hoare annotation is: false [2021-11-07 01:22:35,542 INFO L853 garLoopResultBuilder]: At program point L511-12(lines 506 514) the Hoare annotation is: false [2021-11-07 01:22:35,542 INFO L853 garLoopResultBuilder]: At program point L511-13(lines 506 514) the Hoare annotation is: false [2021-11-07 01:22:35,542 INFO L853 garLoopResultBuilder]: At program point L511-14(lines 506 514) the Hoare annotation is: false [2021-11-07 01:22:35,542 INFO L853 garLoopResultBuilder]: At program point L511-15(lines 506 514) the Hoare annotation is: false [2021-11-07 01:22:35,542 INFO L853 garLoopResultBuilder]: At program point L511-16(lines 506 514) the Hoare annotation is: false [2021-11-07 01:22:35,542 INFO L853 garLoopResultBuilder]: At program point L511-17(lines 506 514) the Hoare annotation is: false [2021-11-07 01:22:35,542 INFO L857 garLoopResultBuilder]: For program point L843(lines 843 847) no Hoare annotation was computed. [2021-11-07 01:22:35,542 INFO L857 garLoopResultBuilder]: For program point L843-2(lines 843 847) no Hoare annotation was computed. [2021-11-07 01:22:35,542 INFO L857 garLoopResultBuilder]: For program point L843-3(lines 843 847) no Hoare annotation was computed. [2021-11-07 01:22:35,543 INFO L857 garLoopResultBuilder]: For program point L843-5(lines 843 847) no Hoare annotation was computed. [2021-11-07 01:22:35,543 INFO L857 garLoopResultBuilder]: For program point L843-6(lines 843 847) no Hoare annotation was computed. [2021-11-07 01:22:35,543 INFO L857 garLoopResultBuilder]: For program point L843-8(lines 843 847) no Hoare annotation was computed. [2021-11-07 01:22:35,543 INFO L857 garLoopResultBuilder]: For program point L843-9(lines 843 847) no Hoare annotation was computed. [2021-11-07 01:22:35,543 INFO L857 garLoopResultBuilder]: For program point L843-11(lines 843 847) no Hoare annotation was computed. [2021-11-07 01:22:35,543 INFO L857 garLoopResultBuilder]: For program point L843-12(lines 843 847) no Hoare annotation was computed. [2021-11-07 01:22:35,544 INFO L857 garLoopResultBuilder]: For program point L843-14(lines 843 847) no Hoare annotation was computed. [2021-11-07 01:22:35,544 INFO L857 garLoopResultBuilder]: For program point L843-15(lines 843 847) no Hoare annotation was computed. [2021-11-07 01:22:35,544 INFO L857 garLoopResultBuilder]: For program point L843-17(lines 843 847) no Hoare annotation was computed. [2021-11-07 01:22:35,544 INFO L857 garLoopResultBuilder]: For program point L911(lines 911 915) no Hoare annotation was computed. [2021-11-07 01:22:35,544 INFO L853 garLoopResultBuilder]: At program point L911-2(lines 621 627) the Hoare annotation is: (let ((.cse14 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse3 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv1 32) ~pumpRunning~0)) (.cse11 (= ~waterLevel~0 (_ bv2 32))) (.cse6 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse7 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse18 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse19 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse8 (= ~systemActive~0 (_ bv1 32)))) (let ((.cse0 (or (and .cse3 .cse4 .cse5 .cse11 .cse6 .cse7 .cse8) (and .cse4 .cse5 .cse11 .cse6 .cse7 .cse18 .cse19 .cse8))) (.cse15 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse16 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0)) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse1 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse2 (= ULTIMATE.start_isLowWaterLevel_~tmp~9 (_ bv0 32))) (.cse17 (or (and .cse3 .cse4 .cse5 .cse11 .cse6 .cse8 .cse14) (and .cse4 .cse5 .cse11 .cse6 .cse18 .cse19 .cse8 .cse14))) (.cse10 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 (_ bv0 32))) (.cse13 (= ~waterLevel~0 (_ bv0 32))) (.cse12 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse4 .cse11 .cse7 .cse8 .cse12) (and .cse3 .cse4 .cse5 .cse6 .cse8 .cse13 .cse14 .cse10) (and .cse0 .cse15 .cse16) (and .cse4 .cse11 .cse8 .cse14 .cse12) (and .cse4 .cse8 .cse13 .cse14 .cse12) (and .cse15 .cse16 .cse17) (and .cse4 .cse8 .cse9 .cse14 .cse12) (and .cse4 .cse7 .cse8 .cse9 .cse12) (and .cse3 .cse4 .cse5 .cse6 .cse8 .cse9 .cse14 .cse10) (and .cse1 .cse2 .cse17) (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse13 .cse10) (and .cse4 .cse7 .cse8 .cse13 .cse12)))) [2021-11-07 01:22:35,545 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-11-07 01:22:35,545 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-11-07 01:22:35,545 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-11-07 01:22:35,545 INFO L853 garLoopResultBuilder]: At program point L849(lines 834 852) the Hoare annotation is: (let ((.cse10 (= |ULTIMATE.start_isLowWaterLevel_#res| (_ bv0 32))) (.cse8 (= ~waterLevel~0 (_ bv0 32))) (.cse11 (= ULTIMATE.start_isLowWaterLevel_~tmp___0~2 (_ bv0 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse3 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse15 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse7 (= ~systemActive~0 (_ bv1 32))) (.cse16 (= ~waterLevel~0 (_ bv1 32))) (.cse9 (= ULTIMATE.start_isLowWaterLevel_~tmp~9 (_ bv0 32))) (.cse13 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse14 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse3 .cse10 .cse4 .cse5 .cse6 .cse7 .cse8 .cse11) (and .cse0 .cse1 .cse2 .cse3 .cse12 .cse7 .cse8 .cse9 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse10 .cse12 .cse7 .cse8 .cse13 .cse14 .cse11) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse15 .cse6 .cse7 .cse16 .cse9) (and .cse0 .cse1 .cse2 .cse3 .cse12 .cse15 .cse7 .cse16 .cse9 .cse13 .cse14))) [2021-11-07 01:22:35,546 INFO L853 garLoopResultBuilder]: At program point L849-1(lines 834 852) the Hoare annotation is: false [2021-11-07 01:22:35,546 INFO L853 garLoopResultBuilder]: At program point L849-2(lines 834 852) the Hoare annotation is: false [2021-11-07 01:22:35,546 INFO L853 garLoopResultBuilder]: At program point L849-3(lines 834 852) the Hoare annotation is: false [2021-11-07 01:22:35,546 INFO L853 garLoopResultBuilder]: At program point L849-4(lines 834 852) the Hoare annotation is: false [2021-11-07 01:22:35,546 INFO L853 garLoopResultBuilder]: At program point L849-5(lines 834 852) the Hoare annotation is: false [2021-11-07 01:22:35,546 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 01:22:35,546 INFO L857 garLoopResultBuilder]: For program point L653(lines 653 670) no Hoare annotation was computed. [2021-11-07 01:22:35,546 INFO L857 garLoopResultBuilder]: For program point L653-1(lines 653 670) no Hoare annotation was computed. [2021-11-07 01:22:35,546 INFO L857 garLoopResultBuilder]: For program point L653-2(lines 653 670) no Hoare annotation was computed. [2021-11-07 01:22:35,546 INFO L857 garLoopResultBuilder]: For program point L653-3(lines 653 670) no Hoare annotation was computed. [2021-11-07 01:22:35,546 INFO L857 garLoopResultBuilder]: For program point L653-4(lines 653 670) no Hoare annotation was computed. [2021-11-07 01:22:35,547 INFO L857 garLoopResultBuilder]: For program point L653-5(lines 653 670) no Hoare annotation was computed. [2021-11-07 01:22:35,547 INFO L857 garLoopResultBuilder]: For program point L653-6(lines 653 670) no Hoare annotation was computed. [2021-11-07 01:22:35,547 INFO L857 garLoopResultBuilder]: For program point L653-7(lines 653 670) no Hoare annotation was computed. [2021-11-07 01:22:35,547 INFO L857 garLoopResultBuilder]: For program point L653-8(lines 653 670) no Hoare annotation was computed. [2021-11-07 01:22:35,547 INFO L857 garLoopResultBuilder]: For program point L653-9(lines 653 670) no Hoare annotation was computed. [2021-11-07 01:22:35,547 INFO L857 garLoopResultBuilder]: For program point L653-10(lines 653 670) no Hoare annotation was computed. [2021-11-07 01:22:35,547 INFO L857 garLoopResultBuilder]: For program point L653-11(lines 653 670) no Hoare annotation was computed. [2021-11-07 01:22:35,547 INFO L853 garLoopResultBuilder]: At program point L921(lines 872 922) the Hoare annotation is: false [2021-11-07 01:22:35,547 INFO L857 garLoopResultBuilder]: For program point L657(lines 657 665) no Hoare annotation was computed. [2021-11-07 01:22:35,547 INFO L857 garLoopResultBuilder]: For program point L657-1(lines 657 665) no Hoare annotation was computed. [2021-11-07 01:22:35,547 INFO L857 garLoopResultBuilder]: For program point L657-2(lines 657 665) no Hoare annotation was computed. [2021-11-07 01:22:35,548 INFO L857 garLoopResultBuilder]: For program point L657-3(lines 657 665) no Hoare annotation was computed. [2021-11-07 01:22:35,548 INFO L857 garLoopResultBuilder]: For program point L657-4(lines 657 665) no Hoare annotation was computed. [2021-11-07 01:22:35,548 INFO L857 garLoopResultBuilder]: For program point L657-5(lines 657 665) no Hoare annotation was computed. [2021-11-07 01:22:35,548 INFO L857 garLoopResultBuilder]: For program point L657-6(lines 657 665) no Hoare annotation was computed. [2021-11-07 01:22:35,548 INFO L857 garLoopResultBuilder]: For program point L657-7(lines 657 665) no Hoare annotation was computed. [2021-11-07 01:22:35,548 INFO L857 garLoopResultBuilder]: For program point L657-8(lines 657 665) no Hoare annotation was computed. [2021-11-07 01:22:35,548 INFO L857 garLoopResultBuilder]: For program point L657-9(lines 657 665) no Hoare annotation was computed. [2021-11-07 01:22:35,549 INFO L857 garLoopResultBuilder]: For program point L657-10(lines 657 665) no Hoare annotation was computed. [2021-11-07 01:22:35,549 INFO L857 garLoopResultBuilder]: For program point L657-11(lines 657 665) no Hoare annotation was computed. [2021-11-07 01:22:35,549 INFO L853 garLoopResultBuilder]: At program point L989(lines 985 991) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:22:35,549 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 01:22:35,549 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-07 01:22:35,549 INFO L853 garLoopResultBuilder]: At program point L596(lines 1 1024) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:22:35,550 INFO L857 garLoopResultBuilder]: For program point L71(lines 71 91) no Hoare annotation was computed. [2021-11-07 01:22:35,550 INFO L857 garLoopResultBuilder]: For program point L71-2(lines 71 91) no Hoare annotation was computed. [2021-11-07 01:22:35,550 INFO L857 garLoopResultBuilder]: For program point L71-4(lines 71 91) no Hoare annotation was computed. [2021-11-07 01:22:35,550 INFO L853 garLoopResultBuilder]: At program point L604(lines 599 607) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-11-07 01:22:35,550 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-07 01:22:35,551 INFO L857 garLoopResultBuilder]: For program point L77(lines 77 90) no Hoare annotation was computed. [2021-11-07 01:22:35,551 INFO L853 garLoopResultBuilder]: At program point L77-1(lines 1 1024) the Hoare annotation is: (let ((.cse6 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 (_ bv0 32))) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse14 (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse15 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 (_ bv0 32))) (.cse5 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse7 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse10 (= ~waterLevel~0 (_ bv1 32))) (.cse11 (= ULTIMATE.start_isLowWaterLevel_~tmp~9 (_ bv0 32))) (.cse16 (= ~waterLevel~0 (_ bv2 32))) (.cse17 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) ~pumpRunning~0)) (.cse4 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse18 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 (_ bv1 32))) (.cse21 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse9 (= ~systemActive~0 (_ bv1 32))) (.cse13 (= ~waterLevel~0 (_ bv0 32))) (.cse19 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse20 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse12 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse5 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0)) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse8 .cse9 .cse13 .cse14 .cse15 .cse12) (and .cse1 .cse2 .cse16 .cse3 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|) .cse4 .cse5 .cse6 .cse8 .cse9 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0)) (and .cse1 .cse3 .cse5 .cse8 .cse9 .cse13 .cse14 .cse15 .cse17) (and .cse1 .cse18 .cse9 .cse10 .cse19 .cse20 .cse17) (and .cse1 .cse5 .cse9 .cse10 .cse17) (and .cse1 .cse18 .cse9 .cse13 .cse19 .cse20 .cse17) (and .cse0 .cse1 .cse2 .cse4 .cse18 .cse21 .cse7 .cse9 .cse10 .cse11 .cse19 .cse20 .cse12) (and .cse1 .cse16 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv1 32)) .cse18 .cse21 .cse9 .cse19 .cse20 .cse17) (and .cse0 .cse1 .cse2 .cse4 .cse18 .cse21 .cse9 .cse13 .cse19 .cse20 .cse12))) [2021-11-07 01:22:35,551 INFO L857 garLoopResultBuilder]: For program point L77-2(lines 77 90) no Hoare annotation was computed. [2021-11-07 01:22:35,551 INFO L853 garLoopResultBuilder]: At program point L77-3(lines 1 1024) the Hoare annotation is: false [2021-11-07 01:22:35,552 INFO L857 garLoopResultBuilder]: For program point L77-4(lines 77 90) no Hoare annotation was computed. [2021-11-07 01:22:35,552 INFO L853 garLoopResultBuilder]: At program point L77-5(lines 1 1024) the Hoare annotation is: false [2021-11-07 01:22:35,552 INFO L857 garLoopResultBuilder]: For program point L474(lines 474 478) no Hoare annotation was computed. [2021-11-07 01:22:35,552 INFO L857 garLoopResultBuilder]: For program point L474-3(lines 474 478) no Hoare annotation was computed. [2021-11-07 01:22:35,552 INFO L857 garLoopResultBuilder]: For program point L474-6(lines 474 478) no Hoare annotation was computed. [2021-11-07 01:22:35,553 INFO L857 garLoopResultBuilder]: For program point L741(lines 741 747) no Hoare annotation was computed. [2021-11-07 01:22:35,553 INFO L857 garLoopResultBuilder]: For program point L741-2(lines 741 747) no Hoare annotation was computed. [2021-11-07 01:22:35,553 INFO L857 garLoopResultBuilder]: For program point L741-4(lines 741 747) no Hoare annotation was computed. [2021-11-07 01:22:35,553 INFO L857 garLoopResultBuilder]: For program point L741-6(lines 741 747) no Hoare annotation was computed. [2021-11-07 01:22:35,553 INFO L853 garLoopResultBuilder]: At program point L543(lines 538 546) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse9 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse4 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse6 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse15 (= ~waterLevel~0 (_ bv1 32))) (.cse12 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 (_ bv0 32))) (.cse13 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse5 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse14 (not .cse2)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse8 (= ~systemActive~0 (_ bv1 32))) (.cse10 (= ~waterLevel~0 (_ bv0 32))) (.cse11 (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse16 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|) .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse10 .cse11 .cse12) (and .cse0 .cse3 .cse13 .cse5 .cse14 .cse7 .cse8 .cse15 .cse16) (and .cse9 .cse0 .cse1 .cse3 .cse4 .cse13 .cse5 .cse6 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) .cse7 .cse8 .cse15 (= ULTIMATE.start_isLowWaterLevel_~tmp~9 (_ bv0 32)) .cse12) (and .cse0 .cse3 .cse13 .cse5 .cse14 .cse7 .cse8 .cse10 .cse11 .cse16)))) [2021-11-07 01:22:35,554 INFO L853 garLoopResultBuilder]: At program point L543-1(lines 538 546) the Hoare annotation is: false [2021-11-07 01:22:35,554 INFO L857 garLoopResultBuilder]: For program point L741-8(lines 741 747) no Hoare annotation was computed. [2021-11-07 01:22:35,554 INFO L853 garLoopResultBuilder]: At program point L543-2(lines 538 546) the Hoare annotation is: false [2021-11-07 01:22:35,554 INFO L857 garLoopResultBuilder]: For program point L741-10(lines 741 747) no Hoare annotation was computed. [2021-11-07 01:22:35,554 INFO L857 garLoopResultBuilder]: For program point L741-12(lines 741 747) no Hoare annotation was computed. [2021-11-07 01:22:35,555 INFO L857 garLoopResultBuilder]: For program point L741-14(lines 741 747) no Hoare annotation was computed. [2021-11-07 01:22:35,555 INFO L857 garLoopResultBuilder]: For program point L741-16(lines 741 747) no Hoare annotation was computed. [2021-11-07 01:22:35,555 INFO L857 garLoopResultBuilder]: For program point L741-18(lines 741 747) no Hoare annotation was computed. [2021-11-07 01:22:35,555 INFO L857 garLoopResultBuilder]: For program point L81(lines 81 87) no Hoare annotation was computed. [2021-11-07 01:22:35,555 INFO L857 garLoopResultBuilder]: For program point L741-20(lines 741 747) no Hoare annotation was computed. [2021-11-07 01:22:35,555 INFO L857 garLoopResultBuilder]: For program point L81-2(lines 81 87) no Hoare annotation was computed. [2021-11-07 01:22:35,556 INFO L857 garLoopResultBuilder]: For program point L741-22(lines 741 747) no Hoare annotation was computed. [2021-11-07 01:22:35,556 INFO L857 garLoopResultBuilder]: For program point L81-4(lines 81 87) no Hoare annotation was computed. [2021-11-07 01:22:35,556 INFO L857 garLoopResultBuilder]: For program point L874(lines 873 920) no Hoare annotation was computed. [2021-11-07 01:22:35,556 INFO L857 garLoopResultBuilder]: For program point L875(lines 875 879) no Hoare annotation was computed. [2021-11-07 01:22:35,557 INFO L853 garLoopResultBuilder]: At program point L941-2(lines 941 955) the Hoare annotation is: false [2021-11-07 01:22:35,557 INFO L857 garLoopResultBuilder]: For program point L942(line 942) no Hoare annotation was computed. [2021-11-07 01:22:35,557 INFO L857 garLoopResultBuilder]: For program point L679(lines 679 696) no Hoare annotation was computed. [2021-11-07 01:22:35,557 INFO L857 garLoopResultBuilder]: For program point L679-1(lines 679 696) no Hoare annotation was computed. [2021-11-07 01:22:35,557 INFO L857 garLoopResultBuilder]: For program point L679-2(lines 679 696) no Hoare annotation was computed. [2021-11-07 01:22:35,557 INFO L857 garLoopResultBuilder]: For program point L679-3(lines 679 696) no Hoare annotation was computed. [2021-11-07 01:22:35,558 INFO L857 garLoopResultBuilder]: For program point L679-4(lines 679 696) no Hoare annotation was computed. [2021-11-07 01:22:35,558 INFO L857 garLoopResultBuilder]: For program point L679-5(lines 679 696) no Hoare annotation was computed. [2021-11-07 01:22:35,558 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 01:22:35,558 INFO L857 garLoopResultBuilder]: For program point L945(lines 945 949) no Hoare annotation was computed. [2021-11-07 01:22:35,558 INFO L857 garLoopResultBuilder]: For program point L945-1(lines 621 627) no Hoare annotation was computed. [2021-11-07 01:22:35,559 INFO L857 garLoopResultBuilder]: For program point L1012(lines 1012 1019) no Hoare annotation was computed. [2021-11-07 01:22:35,559 INFO L860 garLoopResultBuilder]: At program point L1012-1(lines 1012 1019) the Hoare annotation is: true [2021-11-07 01:22:35,559 INFO L857 garLoopResultBuilder]: For program point L683(lines 683 691) no Hoare annotation was computed. [2021-11-07 01:22:35,559 INFO L857 garLoopResultBuilder]: For program point L683-1(lines 683 691) no Hoare annotation was computed. [2021-11-07 01:22:35,559 INFO L857 garLoopResultBuilder]: For program point L683-2(lines 683 691) no Hoare annotation was computed. [2021-11-07 01:22:35,559 INFO L857 garLoopResultBuilder]: For program point L683-3(lines 683 691) no Hoare annotation was computed. [2021-11-07 01:22:35,560 INFO L857 garLoopResultBuilder]: For program point L551(lines 551 557) no Hoare annotation was computed. [2021-11-07 01:22:35,560 INFO L857 garLoopResultBuilder]: For program point L683-4(lines 683 691) no Hoare annotation was computed. [2021-11-07 01:22:35,560 INFO L857 garLoopResultBuilder]: For program point L551-1(lines 551 557) no Hoare annotation was computed. [2021-11-07 01:22:35,560 INFO L857 garLoopResultBuilder]: For program point L683-5(lines 683 691) no Hoare annotation was computed. [2021-11-07 01:22:35,560 INFO L857 garLoopResultBuilder]: For program point L551-2(lines 551 557) no Hoare annotation was computed. [2021-11-07 01:22:35,561 INFO L857 garLoopResultBuilder]: For program point L551-3(lines 551 557) no Hoare annotation was computed. [2021-11-07 01:22:35,561 INFO L857 garLoopResultBuilder]: For program point L551-4(lines 551 557) no Hoare annotation was computed. [2021-11-07 01:22:35,561 INFO L857 garLoopResultBuilder]: For program point L551-5(lines 551 557) no Hoare annotation was computed. [2021-11-07 01:22:35,561 INFO L857 garLoopResultBuilder]: For program point L551-6(lines 551 557) no Hoare annotation was computed. [2021-11-07 01:22:35,561 INFO L857 garLoopResultBuilder]: For program point L551-7(lines 551 557) no Hoare annotation was computed. [2021-11-07 01:22:35,561 INFO L857 garLoopResultBuilder]: For program point L551-8(lines 551 557) no Hoare annotation was computed. [2021-11-07 01:22:35,562 INFO L857 garLoopResultBuilder]: For program point L551-9(lines 551 557) no Hoare annotation was computed. [2021-11-07 01:22:35,562 INFO L857 garLoopResultBuilder]: For program point L551-10(lines 551 557) no Hoare annotation was computed. [2021-11-07 01:22:35,562 INFO L857 garLoopResultBuilder]: For program point L551-11(lines 551 557) no Hoare annotation was computed. [2021-11-07 01:22:35,562 INFO L857 garLoopResultBuilder]: For program point L486(lines 486 490) no Hoare annotation was computed. [2021-11-07 01:22:35,562 INFO L857 garLoopResultBuilder]: For program point L883(lines 883 889) no Hoare annotation was computed. [2021-11-07 01:22:35,563 INFO L853 garLoopResultBuilder]: At program point L883-1(lines 883 889) the Hoare annotation is: (let ((.cse20 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse7 (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse8 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 (_ bv0 32))) (.cse1 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 (_ bv0 32))) (.cse13 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse14 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0))) (.cse15 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse16 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse18 (= ULTIMATE.start_isLowWaterLevel_~tmp~9 (_ bv0 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse10 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse11 (= (_ bv1 32) ~pumpRunning~0)) (.cse12 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse23 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse17 (= ~waterLevel~0 (_ bv1 32))) (.cse21 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse19 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (not .cse20)) (.cse22 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 (_ bv1 32))) (.cse5 (= ~systemActive~0 (_ bv1 32))) (.cse6 (= ~waterLevel~0 (_ bv0 32))) (.cse24 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse25 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse9 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse0 .cse11 .cse1 .cse12 .cse13 .cse2 .cse14 .cse15 .cse16 .cse4 .cse5 .cse17 .cse18 .cse19) (and .cse0 .cse20 .cse2 .cse5 .cse9) (and .cse10 .cse0 .cse11 .cse1 .cse12 .cse2 .cse15 .cse4 .cse5 .cse7 .cse17 .cse8 .cse21 .cse19) (and .cse0 .cse11 .cse20 .cse1 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|) .cse12 .cse2 .cse15 .cse4 .cse5 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0)) (and .cse10 .cse0 .cse11 .cse12 .cse22 .cse23 .cse5 .cse6 .cse21 .cse24 .cse25 .cse19) (and .cse10 .cse0 .cse11 .cse20 .cse12 .cse22 .cse23 .cse16 .cse5 .cse18 .cse24 .cse25 .cse19) (and .cse10 .cse0 .cse11 .cse1 .cse12 .cse2 .cse15 .cse4 .cse5 .cse6 .cse7 .cse8 .cse21 .cse19) (and .cse0 .cse11 .cse20 .cse1 .cse12 .cse13 .cse2 .cse14 .cse15 .cse16 .cse4 .cse5 .cse18) (and .cse0 .cse2 .cse5 .cse17 .cse9) (and .cse0 .cse20 .cse22 .cse5 .cse24 .cse25 .cse9) (and .cse0 .cse3 .cse22 .cse5 .cse17 .cse24 .cse25 .cse9) (and .cse10 .cse0 .cse11 .cse12 .cse22 .cse23 .cse5 .cse17 .cse21 .cse24 .cse25 .cse19) (and .cse0 .cse3 .cse22 .cse5 .cse6 .cse24 .cse25 .cse9)))) [2021-11-07 01:22:35,563 INFO L853 garLoopResultBuilder]: At program point L621(lines 620 639) the Hoare annotation is: (let ((.cse9 (= ~waterLevel~0 (_ bv2 32))) (.cse6 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse0 (= ~waterLevel~0 (_ bv1 32))) (.cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse1 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse3 (= (_ bv1 32) ~pumpRunning~0)) (.cse4 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse13 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 (_ bv0 32))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse10 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= ~systemActive~0 (_ bv1 32))) (.cse12 (= ~waterLevel~0 (_ bv0 32))) (.cse11 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (or (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse2 .cse3 .cse4 .cse7 .cse8 .cse5 .cse6))) (and .cse2 .cse9 .cse10 .cse5 .cse11) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse12 .cse6 .cse13) (and .cse2 .cse9 .cse5 .cse6 .cse11) (and .cse2 .cse5 .cse12 .cse6 .cse11) (and .cse2 .cse5 .cse0 .cse6 .cse11) (and .cse2 .cse10 .cse5 .cse0 .cse11) (and .cse0 (or (and .cse2 .cse3 .cse4 .cse10 .cse7 .cse8 .cse5) (and .cse1 .cse2 .cse3 .cse4 .cse10 .cse5))) (and .cse1 .cse2 .cse3 .cse4 .cse10 .cse5 .cse12 .cse13) (and .cse2 .cse10 .cse5 .cse12 .cse11))) [2021-11-07 01:22:35,563 INFO L857 garLoopResultBuilder]: For program point L621-1(lines 621 627) no Hoare annotation was computed. [2021-11-07 01:22:35,564 INFO L853 garLoopResultBuilder]: At program point L621-2(lines 620 639) the Hoare annotation is: false [2021-11-07 01:22:35,564 INFO L853 garLoopResultBuilder]: At program point L621-3(lines 620 639) the Hoare annotation is: false [2021-11-07 01:22:35,564 INFO L853 garLoopResultBuilder]: At program point L556(lines 547 560) the Hoare annotation is: false [2021-11-07 01:22:35,564 INFO L853 garLoopResultBuilder]: At program point L556-1(lines 547 560) the Hoare annotation is: false [2021-11-07 01:22:35,564 INFO L853 garLoopResultBuilder]: At program point L556-2(lines 547 560) the Hoare annotation is: false [2021-11-07 01:22:35,565 INFO L853 garLoopResultBuilder]: At program point L556-3(lines 547 560) the Hoare annotation is: (let ((.cse6 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv1 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse9 (not .cse6)) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse10 (= ~waterLevel~0 (_ bv0 32))) (.cse8 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse3 .cse7 .cse8 .cse5) (and .cse0 .cse6 .cse2 .cse3 .cse7 .cse5) (and .cse0 .cse1 .cse9 .cse3 .cse4 .cse8 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse10 .cse5) (and .cse0 .cse1 .cse9 .cse3 .cse10 .cse8 .cse5)))) [2021-11-07 01:22:35,565 INFO L853 garLoopResultBuilder]: At program point L556-4(lines 547 560) the Hoare annotation is: false [2021-11-07 01:22:35,565 INFO L853 garLoopResultBuilder]: At program point L556-5(lines 547 560) the Hoare annotation is: false [2021-11-07 01:22:35,565 INFO L853 garLoopResultBuilder]: At program point L556-6(lines 547 560) the Hoare annotation is: false [2021-11-07 01:22:35,565 INFO L853 garLoopResultBuilder]: At program point L556-7(lines 547 560) the Hoare annotation is: false [2021-11-07 01:22:35,566 INFO L853 garLoopResultBuilder]: At program point L556-8(lines 547 560) the Hoare annotation is: false [2021-11-07 01:22:35,566 INFO L853 garLoopResultBuilder]: At program point L556-9(lines 547 560) the Hoare annotation is: false [2021-11-07 01:22:35,566 INFO L853 garLoopResultBuilder]: At program point L556-10(lines 547 560) the Hoare annotation is: false [2021-11-07 01:22:35,566 INFO L853 garLoopResultBuilder]: At program point L556-11(lines 547 560) the Hoare annotation is: false [2021-11-07 01:22:35,566 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 01:22:35,567 INFO L860 garLoopResultBuilder]: At program point L1021(lines 1002 1024) the Hoare annotation is: true [2021-11-07 01:22:35,567 INFO L857 garLoopResultBuilder]: For program point L824(lines 824 828) no Hoare annotation was computed. [2021-11-07 01:22:35,567 INFO L857 garLoopResultBuilder]: For program point L824-2(lines 824 828) no Hoare annotation was computed. [2021-11-07 01:22:35,567 INFO L857 garLoopResultBuilder]: For program point L824-3(lines 824 828) no Hoare annotation was computed. [2021-11-07 01:22:35,567 INFO L857 garLoopResultBuilder]: For program point L824-5(lines 824 828) no Hoare annotation was computed. [2021-11-07 01:22:35,567 INFO L857 garLoopResultBuilder]: For program point L824-6(lines 824 828) no Hoare annotation was computed. [2021-11-07 01:22:35,568 INFO L857 garLoopResultBuilder]: For program point L824-8(lines 824 828) no Hoare annotation was computed. [2021-11-07 01:22:35,568 INFO L857 garLoopResultBuilder]: For program point L824-9(lines 824 828) no Hoare annotation was computed. [2021-11-07 01:22:35,568 INFO L857 garLoopResultBuilder]: For program point L824-11(lines 824 828) no Hoare annotation was computed. [2021-11-07 01:22:35,568 INFO L857 garLoopResultBuilder]: For program point L824-12(lines 824 828) no Hoare annotation was computed. [2021-11-07 01:22:35,568 INFO L857 garLoopResultBuilder]: For program point L824-14(lines 824 828) no Hoare annotation was computed. [2021-11-07 01:22:35,568 INFO L857 garLoopResultBuilder]: For program point L824-15(lines 824 828) no Hoare annotation was computed. [2021-11-07 01:22:35,569 INFO L857 garLoopResultBuilder]: For program point L824-17(lines 824 828) no Hoare annotation was computed. [2021-11-07 01:22:35,569 INFO L857 garLoopResultBuilder]: For program point L824-18(lines 824 828) no Hoare annotation was computed. [2021-11-07 01:22:35,569 INFO L857 garLoopResultBuilder]: For program point L824-20(lines 824 828) no Hoare annotation was computed. [2021-11-07 01:22:35,569 INFO L857 garLoopResultBuilder]: For program point L824-21(lines 824 828) no Hoare annotation was computed. [2021-11-07 01:22:35,569 INFO L857 garLoopResultBuilder]: For program point L824-23(lines 824 828) no Hoare annotation was computed. [2021-11-07 01:22:35,570 INFO L857 garLoopResultBuilder]: For program point L824-24(lines 824 828) no Hoare annotation was computed. [2021-11-07 01:22:35,570 INFO L857 garLoopResultBuilder]: For program point L824-26(lines 824 828) no Hoare annotation was computed. [2021-11-07 01:22:35,570 INFO L857 garLoopResultBuilder]: For program point L824-27(lines 824 828) no Hoare annotation was computed. [2021-11-07 01:22:35,570 INFO L857 garLoopResultBuilder]: For program point L824-29(lines 824 828) no Hoare annotation was computed. [2021-11-07 01:22:35,570 INFO L857 garLoopResultBuilder]: For program point L824-30(lines 824 828) no Hoare annotation was computed. [2021-11-07 01:22:35,570 INFO L857 garLoopResultBuilder]: For program point L824-32(lines 824 828) no Hoare annotation was computed. [2021-11-07 01:22:35,571 INFO L857 garLoopResultBuilder]: For program point L824-33(lines 824 828) no Hoare annotation was computed. [2021-11-07 01:22:35,571 INFO L857 garLoopResultBuilder]: For program point L824-35(lines 824 828) no Hoare annotation was computed. [2021-11-07 01:22:35,571 INFO L853 garLoopResultBuilder]: At program point L628(lines 628 634) the Hoare annotation is: (let ((.cse14 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse10 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse12 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse15 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv1 32))) (.cse16 (= ULTIMATE.start_isLowWaterLevel_~tmp~9 (_ bv0 32))) (.cse6 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse7 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse13 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 (_ bv0 32))) (.cse8 (= (_ bv1 32) ~pumpRunning~0)) (.cse9 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse17 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse18 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse2 (not .cse14)) (.cse3 (= ~systemActive~0 (_ bv1 32))) (.cse11 (= ~waterLevel~0 (_ bv0 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse2 .cse3 .cse4 .cse6 .cse5) (and .cse7 .cse0 .cse8 .cse9 .cse10 .cse3 .cse11 .cse6 .cse12 .cse13) (and .cse0 .cse14 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv1 32)) .cse10 .cse3 .cse6 .cse12 .cse5) (and .cse7 .cse0 .cse8 .cse9 .cse10 .cse15 .cse3 .cse4 .cse16 .cse6 .cse12 .cse13) (and .cse7 .cse0 .cse8 .cse9 .cse1 .cse17 .cse15 .cse18 .cse3 .cse4 .cse16 .cse13) (and .cse0 .cse2 .cse3 .cse11 .cse6 .cse5) (and .cse7 .cse0 .cse8 .cse9 .cse1 .cse17 .cse18 .cse3 .cse11 .cse13) (and .cse0 .cse8 .cse14 .cse9 .cse1 .cse17 .cse18 .cse3) (and .cse0 .cse1 .cse2 .cse3 .cse11 .cse5)))) [2021-11-07 01:22:35,571 INFO L853 garLoopResultBuilder]: At program point L628-1(lines 628 634) the Hoare annotation is: false [2021-11-07 01:22:35,571 INFO L853 garLoopResultBuilder]: At program point L628-2(lines 628 634) the Hoare annotation is: false [2021-11-07 01:22:35,572 INFO L857 garLoopResultBuilder]: For program point L893(lines 893 899) no Hoare annotation was computed. [2021-11-07 01:22:35,572 INFO L853 garLoopResultBuilder]: At program point L893-1(lines 893 899) the Hoare annotation is: (let ((.cse14 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse3 (= ULTIMATE.start_processEnvironment_~tmp~6 (_ bv0 32))) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= (_ bv1 32) ~pumpRunning~0)) (.cse11 (= ~waterLevel~0 (_ bv2 32))) (.cse6 (= ULTIMATE.start_activatePump_~tmp~7 (_ bv0 32))) (.cse7 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse18 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse19 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse8 (= ~systemActive~0 (_ bv1 32)))) (let ((.cse0 (or (and .cse3 .cse4 .cse5 .cse11 .cse6 .cse7 .cse8) (and .cse4 .cse5 .cse11 .cse6 .cse7 .cse18 .cse19 .cse8))) (.cse15 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse16 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0)) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse1 (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32))) (.cse2 (= ULTIMATE.start_isLowWaterLevel_~tmp~9 (_ bv0 32))) (.cse17 (or (and .cse3 .cse4 .cse5 .cse11 .cse6 .cse8 .cse14) (and .cse4 .cse5 .cse11 .cse6 .cse18 .cse19 .cse8 .cse14))) (.cse10 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 (_ bv0 32))) (.cse13 (= ~waterLevel~0 (_ bv0 32))) (.cse12 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse4 .cse11 .cse7 .cse8 .cse12) (and .cse3 .cse4 .cse5 .cse6 .cse8 .cse13 .cse14 .cse10) (and .cse0 .cse15 .cse16) (and .cse4 .cse11 .cse8 .cse14 .cse12) (and .cse4 .cse8 .cse13 .cse14 .cse12) (and .cse15 .cse16 .cse17) (and .cse4 .cse8 .cse9 .cse14 .cse12) (and .cse4 .cse7 .cse8 .cse9 .cse12) (and .cse3 .cse4 .cse5 .cse6 .cse8 .cse9 .cse14 .cse10) (and .cse1 .cse2 .cse17) (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse13 .cse10) (and .cse4 .cse7 .cse8 .cse13 .cse12)))) [2021-11-07 01:22:35,576 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:22:35,578 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 01:22:35,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:22:35 BoogieIcfgContainer [2021-11-07 01:22:35,673 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:22:35,674 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:22:35,674 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:22:35,674 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:22:35,675 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:18:21" (3/4) ... [2021-11-07 01:22:35,678 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 01:22:35,729 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-07 01:22:35,735 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-07 01:22:35,738 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-07 01:22:35,741 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-07 01:22:35,744 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 01:22:35,747 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:22:35,750 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:22:35,793 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp___0)) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32) || ((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 0bv32) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && waterLevel == \result) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == tmp___0)) || ((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 0bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 1bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp == 1bv32) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) [2021-11-07 01:22:35,794 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 0bv32) && 0bv32 == pumpRunning) || ((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp___0)) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == \result) && waterLevel == 1bv32) && tmp___0 == 0bv32) && !(waterLevel == 3bv32)) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && waterLevel == \result) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == tmp___0)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && tmp == 1bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 0bv32) && !(waterLevel == 3bv32)) && tmp == 0bv32)) || ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp___0)) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:22:35,795 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) && \result == 0bv32) && tmp == 0bv32) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) && waterLevel == \result) && waterLevel == tmp___0)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((waterLevel == \result && waterLevel == tmp___0) && (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32)))) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || ((\result == 0bv32 && tmp == 0bv32) && (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32)))) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) [2021-11-07 01:22:35,796 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) && \result == 0bv32) && tmp == 0bv32) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) && waterLevel == \result) && waterLevel == tmp___0)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((waterLevel == \result && waterLevel == tmp___0) && (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32)))) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || ((\result == 0bv32 && tmp == 0bv32) && (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32)))) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) [2021-11-07 01:22:35,796 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((waterLevel == 1bv32 && ((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32))) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (waterLevel == 1bv32 && (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || (((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32)))) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) [2021-11-07 01:22:35,798 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || (((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) [2021-11-07 01:22:35,801 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) || (((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:22:35,802 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) [2021-11-07 01:22:35,803 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) [2021-11-07 01:22:35,811 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && waterLevel == \result) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32)) || ((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) [2021-11-07 01:22:35,811 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && \result == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:22:35,815 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && tmp == 1bv32) && 0bv32 == pumpRunning) || (((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && tmp == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && tmp == 1bv32) && 0bv32 == pumpRunning)) || ((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:22:35,815 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && waterLevel == \result) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == tmp___0) && 1bv32 == \result [2021-11-07 01:22:35,816 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) || ((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) [2021-11-07 01:22:35,817 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 0bv32)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp___0 == 0bv32)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) [2021-11-07 01:22:35,817 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && 1bv32 == tmp) && systemActive == 1bv32) && \result == 0bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && 1bv32 == tmp) && \result == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:22:35,818 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && 1bv32 == tmp) && \result == 1bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || (((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && 1bv32 == tmp) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && 0bv32 == pumpRunning) [2021-11-07 01:22:35,949 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:22:35,950 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:22:35,951 INFO L168 Benchmark]: Toolchain (without parser) took 258485.67 ms. Allocated memory was 65.0 MB in the beginning and 3.8 GB in the end (delta: 3.8 GB). Free memory was 47.1 MB in the beginning and 3.0 GB in the end (delta: -3.0 GB). Peak memory consumption was 790.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:22:35,951 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 65.0 MB. Free memory is still 46.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:22:35,951 INFO L168 Benchmark]: CACSL2BoogieTranslator took 767.61 ms. Allocated memory is still 65.0 MB. Free memory was 46.9 MB in the beginning and 34.2 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:22:35,952 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.67 ms. Allocated memory is still 65.0 MB. Free memory was 34.2 MB in the beginning and 28.6 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:22:35,953 INFO L168 Benchmark]: Boogie Preprocessor took 150.10 ms. Allocated memory is still 65.0 MB. Free memory was 28.6 MB in the beginning and 45.0 MB in the end (delta: -16.4 MB). Peak memory consumption was 6.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:22:35,953 INFO L168 Benchmark]: RCFGBuilder took 3219.65 ms. Allocated memory was 65.0 MB in the beginning and 86.0 MB in the end (delta: 21.0 MB). Free memory was 45.0 MB in the beginning and 44.1 MB in the end (delta: 917.6 kB). Peak memory consumption was 30.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:22:35,954 INFO L168 Benchmark]: TraceAbstraction took 253960.66 ms. Allocated memory was 86.0 MB in the beginning and 3.8 GB in the end (delta: 3.7 GB). Free memory was 43.5 MB in the beginning and 3.0 GB in the end (delta: -3.0 GB). Peak memory consumption was 2.4 GB. Max. memory is 16.1 GB. [2021-11-07 01:22:35,954 INFO L168 Benchmark]: Witness Printer took 275.72 ms. Allocated memory is still 3.8 GB. Free memory was 3.0 GB in the beginning and 3.0 GB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-11-07 01:22:35,957 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 65.0 MB. Free memory is still 46.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 767.61 ms. Allocated memory is still 65.0 MB. Free memory was 46.9 MB in the beginning and 34.2 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 103.67 ms. Allocated memory is still 65.0 MB. Free memory was 34.2 MB in the beginning and 28.6 MB in the end (delta: 5.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 150.10 ms. Allocated memory is still 65.0 MB. Free memory was 28.6 MB in the beginning and 45.0 MB in the end (delta: -16.4 MB). Peak memory consumption was 6.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3219.65 ms. Allocated memory was 65.0 MB in the beginning and 86.0 MB in the end (delta: 21.0 MB). Free memory was 45.0 MB in the beginning and 44.1 MB in the end (delta: 917.6 kB). Peak memory consumption was 30.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 253960.66 ms. Allocated memory was 86.0 MB in the beginning and 3.8 GB in the end (delta: 3.7 GB). Free memory was 43.5 MB in the beginning and 3.0 GB in the end (delta: -3.0 GB). Peak memory consumption was 2.4 GB. Max. memory is 16.1 GB. * Witness Printer took 275.72 ms. Allocated memory is still 3.8 GB. Free memory was 3.0 GB in the beginning and 3.0 GB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 231 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 253.7s, OverallIterations: 20, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 26.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 199.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 3653 SDtfs, 8064 SDslu, 12421 SDs, 0 SdLazy, 1960 SolverSat, 298 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2735 GetRequests, 2511 SyntacticMatches, 0 SemanticMatches, 224 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1400 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1171occurred in iteration=19, InterpolantAutomatonStates: 211, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.1s AutomataMinimizationTime, 20 MinimizatonAttempts, 11651 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 94 LocationsWithAnnotation, 94 PreInvPairs, 2174 NumberOfFragments, 3721 HoareAnnotationTreeSize, 94 FomulaSimplifications, 636004371205 FormulaSimplificationTreeSizeReduction, 70.6s HoareSimplificationTime, 94 FomulaSimplificationsInter, 25976208778 FormulaSimplificationTreeSizeReductionInter, 128.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 2.9s SatisfiabilityAnalysisTime, 9.4s InterpolantComputationTime, 1299 NumberOfCodeBlocks, 1299 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 2548 ConstructedInterpolants, 0 QuantifiedInterpolants, 5783 SizeOfPredicates, 72 NumberOfNonLiveVariables, 6114 ConjunctsInSsa, 137 ConjunctsInUnsatCore, 50 InterpolantComputations, 37 PerfectInterpolantSequences, 513/758 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: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1012]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && 1bv32 == tmp) && \result == 1bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || (((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && 1bv32 == tmp) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 621]: Loop Invariant Derived loop invariant: (((((((((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) && \result == 0bv32) && tmp == 0bv32) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) && waterLevel == \result) && waterLevel == tmp___0)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((waterLevel == \result && waterLevel == tmp___0) && (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32)))) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || ((\result == 0bv32 && tmp == 0bv32) && (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32)))) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: (((((((((((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) || (((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && tmp == 1bv32) && 0bv32 == pumpRunning) || (((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && tmp == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && tmp == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && tmp___0 == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && waterLevel == 0bv32) && tmp == 1bv32) && 0bv32 == pumpRunning)) || ((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && waterLevel == \result) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == tmp___0) && 1bv32 == \result - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp___0)) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32) || ((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 0bv32) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && waterLevel == \result) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == tmp___0)) || ((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 0bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 1bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp == 1bv32) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32) - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: ((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && 1bv32 == tmp) && systemActive == 1bv32) && \result == 0bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) || ((((((((((\result == 1bv32 && splverifierCounter == 0bv32) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && 1bv32 == tmp) && \result == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 985]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: (((((((((((((((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 0bv32) && 0bv32 == pumpRunning) || ((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp___0)) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && 0bv32 == \result) && waterLevel == 1bv32) && tmp___0 == 0bv32) && !(waterLevel == 3bv32)) && tmp == 0bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && waterLevel == \result) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == tmp___0)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || ((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && tmp == 1bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp___0 == 0bv32) && !(waterLevel == 3bv32)) && tmp == 0bv32)) || ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(2bv32 == tmp___0)) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && tmp == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) || ((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 599]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && \result == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && \result == 0bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && waterLevel == \result) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && tmp == 0bv32)) || ((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || (((((((((splverifierCounter == 0bv32 && tmp == 0bv32) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == \result) && 0bv32 == pumpRunning) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: (((((((((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && tmp == 1bv32) && \result == 1bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp == 0bv32)) || (((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp == 0bv32)) || (((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: (((((((((waterLevel == 1bv32 && ((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32))) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (waterLevel == 1bv32 && (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) || (((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32)))) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: (((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp___0 == 0bv32)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 0bv32) && \result == 1bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && tmp___0 == 0bv32)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || ((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && \result == 1bv32) && \result == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: (((((((((((((((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) && \result == 0bv32) && tmp == 0bv32) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && 0bv32 == pumpRunning)) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || (((((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32)) && waterLevel == \result) && waterLevel == tmp___0)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((waterLevel == \result && waterLevel == tmp___0) && (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32)))) || ((((splverifierCounter == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && systemActive == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && tmp == 0bv32)) || ((\result == 0bv32 && tmp == 0bv32) && (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && tmp == 0bv32) && \result == 0bv32) && \result == 0bv32) && systemActive == 1bv32) && methaneLevelCritical == 1bv32)))) || (((((((tmp == 0bv32 && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && tmp == 0bv32) && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && tmp == 0bv32)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && systemActive == 1bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-07 01:22:36,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ae6a8e-9926-4ca6-b906-fa03282de24b/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE