./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product11.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product11.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V --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 bd7f84863cb412e83f8c5773a09de3282aa45b8f86409f0c880aae27635b0b5f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 02:20:55,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 02:20:55,538 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 02:20:55,597 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 02:20:55,598 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 02:20:55,603 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 02:20:55,606 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 02:20:55,613 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 02:20:55,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 02:20:55,626 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 02:20:55,628 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 02:20:55,630 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 02:20:55,631 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 02:20:55,634 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 02:20:55,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 02:20:55,646 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 02:20:55,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 02:20:55,649 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 02:20:55,652 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 02:20:55,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 02:20:55,665 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 02:20:55,667 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 02:20:55,671 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 02:20:55,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 02:20:55,680 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 02:20:55,680 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 02:20:55,681 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 02:20:55,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 02:20:55,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 02:20:55,686 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 02:20:55,687 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 02:20:55,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 02:20:55,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 02:20:55,693 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 02:20:55,695 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 02:20:55,696 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 02:20:55,697 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 02:20:55,697 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 02:20:55,698 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 02:20:55,699 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 02:20:55,700 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 02:20:55,701 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 02:20:55,761 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 02:20:55,761 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 02:20:55,762 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 02:20:55,763 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 02:20:55,772 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 02:20:55,772 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 02:20:55,773 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 02:20:55,773 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 02:20:55,773 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 02:20:55,774 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 02:20:55,775 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 02:20:55,775 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 02:20:55,776 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 02:20:55,776 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 02:20:55,776 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 02:20:55,777 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 02:20:55,777 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 02:20:55,777 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 02:20:55,779 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 02:20:55,779 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 02:20:55,780 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 02:20:55,780 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 02:20:55,780 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 02:20:55,781 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 02:20:55,781 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 02:20:55,781 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 02:20:55,783 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 02:20:55,784 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 02:20:55,784 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 02:20:55,784 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 02:20:55,785 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 02:20:55,785 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 02:20:55,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:20:55,804 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 02:20:55,804 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 02:20:55,804 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 02:20:55,805 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 02:20:55,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 02:20:55,806 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 02:20:55,806 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 02:20:55,806 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 02:20:55,806 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_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd7f84863cb412e83f8c5773a09de3282aa45b8f86409f0c880aae27635b0b5f [2021-11-23 02:20:56,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 02:20:56,181 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 02:20:56,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 02:20:56,187 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 02:20:56,188 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 02:20:56,189 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/product-lines/minepump_spec4_product11.cil.c [2021-11-23 02:20:56,264 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/data/75146a21e/f7f6b05a38fd4980849cabefa7fb700b/FLAG358681d75 [2021-11-23 02:20:56,888 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 02:20:56,889 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/sv-benchmarks/c/product-lines/minepump_spec4_product11.cil.c [2021-11-23 02:20:56,903 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/data/75146a21e/f7f6b05a38fd4980849cabefa7fb700b/FLAG358681d75 [2021-11-23 02:20:57,164 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/data/75146a21e/f7f6b05a38fd4980849cabefa7fb700b [2021-11-23 02:20:57,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 02:20:57,172 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 02:20:57,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 02:20:57,177 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 02:20:57,181 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 02:20:57,183 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:20:57" (1/1) ... [2021-11-23 02:20:57,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5813018e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:57, skipping insertion in model container [2021-11-23 02:20:57,185 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:20:57" (1/1) ... [2021-11-23 02:20:57,195 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 02:20:57,310 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 02:20:57,480 WARN L230 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_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/sv-benchmarks/c/product-lines/minepump_spec4_product11.cil.c[1605,1618] [2021-11-23 02:20:57,620 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:20:57,633 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 02:20:57,668 WARN L230 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_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/sv-benchmarks/c/product-lines/minepump_spec4_product11.cil.c[1605,1618] [2021-11-23 02:20:57,790 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 02:20:57,830 INFO L208 MainTranslator]: Completed translation [2021-11-23 02:20:57,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:57 WrapperNode [2021-11-23 02:20:57,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 02:20:57,834 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 02:20:57,834 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 02:20:57,834 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 02:20:57,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:57" (1/1) ... [2021-11-23 02:20:57,879 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:57" (1/1) ... [2021-11-23 02:20:57,926 INFO L137 Inliner]: procedures = 51, calls = 148, calls flagged for inlining = 22, calls inlined = 16, statements flattened = 193 [2021-11-23 02:20:57,927 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 02:20:57,928 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 02:20:57,928 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 02:20:57,928 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 02:20:57,938 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:57" (1/1) ... [2021-11-23 02:20:57,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:57" (1/1) ... [2021-11-23 02:20:57,942 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:57" (1/1) ... [2021-11-23 02:20:57,943 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:57" (1/1) ... [2021-11-23 02:20:57,954 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:57" (1/1) ... [2021-11-23 02:20:57,960 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:57" (1/1) ... [2021-11-23 02:20:57,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:57" (1/1) ... [2021-11-23 02:20:57,981 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 02:20:57,982 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 02:20:57,983 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 02:20:57,983 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 02:20:57,997 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:57" (1/1) ... [2021-11-23 02:20:58,007 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 02:20:58,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:20:58,053 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 02:20:58,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 02:20:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 02:20:58,102 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 02:20:58,102 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 02:20:58,103 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 02:20:58,103 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 02:20:58,103 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-23 02:20:58,103 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-23 02:20:58,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 02:20:58,104 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-23 02:20:58,104 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-23 02:20:58,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 02:20:58,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 02:20:58,190 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 02:20:58,192 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 02:20:58,558 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 02:20:58,722 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 02:20:58,722 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 02:20:58,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:20:58 BoogieIcfgContainer [2021-11-23 02:20:58,727 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 02:20:58,732 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 02:20:58,732 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 02:20:58,737 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 02:20:58,737 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:20:57" (1/3) ... [2021-11-23 02:20:58,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dc80b86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:20:58, skipping insertion in model container [2021-11-23 02:20:58,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:20:57" (2/3) ... [2021-11-23 02:20:58,740 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6dc80b86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:20:58, skipping insertion in model container [2021-11-23 02:20:58,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:20:58" (3/3) ... [2021-11-23 02:20:58,742 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product11.cil.c [2021-11-23 02:20:58,753 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 02:20:58,753 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 02:20:58,813 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 02:20:58,821 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 [2021-11-23 02:20:58,823 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 02:20:58,844 INFO L276 IsEmpty]: Start isEmpty. Operand has 35 states, 23 states have (on average 1.434782608695652) internal successors, (33), 27 states have internal predecessors, (33), 6 states have call successors, (6), 4 states have call predecessors, (6), 4 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2021-11-23 02:20:58,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 02:20:58,851 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:20:58,852 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:20:58,852 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:20:58,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:20:58,860 INFO L85 PathProgramCache]: Analyzing trace with hash -1916097941, now seen corresponding path program 1 times [2021-11-23 02:20:58,872 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:20:58,873 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875259711] [2021-11-23 02:20:58,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:20:58,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:20:59,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:20:59,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:20:59,137 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:20:59,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875259711] [2021-11-23 02:20:59,138 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [875259711] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:20:59,139 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:20:59,139 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 02:20:59,141 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644029360] [2021-11-23 02:20:59,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:20:59,148 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-23 02:20:59,162 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:20:59,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-23 02:20:59,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 02:20:59,213 INFO L87 Difference]: Start difference. First operand has 35 states, 23 states have (on average 1.434782608695652) internal successors, (33), 27 states have internal predecessors, (33), 6 states have call successors, (6), 4 states have call predecessors, (6), 4 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:20:59,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:20:59,323 INFO L93 Difference]: Finished difference Result 68 states and 91 transitions. [2021-11-23 02:20:59,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 02:20:59,326 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2021-11-23 02:20:59,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:20:59,335 INFO L225 Difference]: With dead ends: 68 [2021-11-23 02:20:59,336 INFO L226 Difference]: Without dead ends: 30 [2021-11-23 02:20:59,343 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 02:20:59,357 INFO L933 BasicCegarLoop]: 30 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:20:59,359 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 30 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:20:59,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2021-11-23 02:20:59,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2021-11-23 02:20:59,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 20 states have (on average 1.25) internal successors, (25), 23 states have internal predecessors, (25), 6 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2021-11-23 02:20:59,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 36 transitions. [2021-11-23 02:20:59,457 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 36 transitions. Word has length 10 [2021-11-23 02:20:59,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:20:59,458 INFO L470 AbstractCegarLoop]: Abstraction has 30 states and 36 transitions. [2021-11-23 02:20:59,459 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:20:59,460 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2021-11-23 02:20:59,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 02:20:59,462 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:20:59,463 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:20:59,463 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 02:20:59,464 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:20:59,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:20:59,470 INFO L85 PathProgramCache]: Analyzing trace with hash -626163541, now seen corresponding path program 1 times [2021-11-23 02:20:59,470 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:20:59,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502958524] [2021-11-23 02:20:59,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:20:59,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:20:59,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:20:59,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:20:59,635 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:20:59,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502958524] [2021-11-23 02:20:59,636 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502958524] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:20:59,636 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:20:59,637 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:20:59,637 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444676398] [2021-11-23 02:20:59,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:20:59,639 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 02:20:59,640 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:20:59,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 02:20:59,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:20:59,642 INFO L87 Difference]: Start difference. First operand 30 states and 36 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:20:59,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:20:59,700 INFO L93 Difference]: Finished difference Result 37 states and 43 transitions. [2021-11-23 02:20:59,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 02:20:59,700 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-23 02:20:59,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:20:59,702 INFO L225 Difference]: With dead ends: 37 [2021-11-23 02:20:59,703 INFO L226 Difference]: Without dead ends: 22 [2021-11-23 02:20:59,712 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 02:20:59,714 INFO L933 BasicCegarLoop]: 16 mSDtfsCounter, 7 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 02:20:59,714 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 23 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 02:20:59,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2021-11-23 02:20:59,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2021-11-23 02:20:59,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 18 states have internal predecessors, (19), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-23 02:20:59,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 25 transitions. [2021-11-23 02:20:59,725 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 25 transitions. Word has length 11 [2021-11-23 02:20:59,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:20:59,734 INFO L470 AbstractCegarLoop]: Abstraction has 22 states and 25 transitions. [2021-11-23 02:20:59,735 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:20:59,735 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2021-11-23 02:20:59,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 02:20:59,737 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:20:59,737 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:20:59,737 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 02:20:59,737 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:20:59,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:20:59,738 INFO L85 PathProgramCache]: Analyzing trace with hash -553622356, now seen corresponding path program 1 times [2021-11-23 02:20:59,739 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:20:59,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988810105] [2021-11-23 02:20:59,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:20:59,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:20:59,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:20:59,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:20:59,994 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:20:59,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988810105] [2021-11-23 02:20:59,995 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988810105] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:20:59,995 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:20:59,995 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 02:20:59,996 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013147405] [2021-11-23 02:20:59,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:20:59,996 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 02:20:59,996 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:20:59,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 02:20:59,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 02:20:59,998 INFO L87 Difference]: Start difference. First operand 22 states and 25 transitions. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:21:00,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:21:00,113 INFO L93 Difference]: Finished difference Result 58 states and 69 transitions. [2021-11-23 02:21:00,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 02:21:00,114 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-11-23 02:21:00,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:21:00,117 INFO L225 Difference]: With dead ends: 58 [2021-11-23 02:21:00,118 INFO L226 Difference]: Without dead ends: 38 [2021-11-23 02:21:00,119 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 02:21:00,120 INFO L933 BasicCegarLoop]: 18 mSDtfsCounter, 10 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:21:00,121 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 52 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:21:00,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2021-11-23 02:21:00,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 36. [2021-11-23 02:21:00,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 25 states have (on average 1.24) internal successors, (31), 29 states have internal predecessors, (31), 5 states have call successors, (5), 5 states have call predecessors, (5), 5 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2021-11-23 02:21:00,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 41 transitions. [2021-11-23 02:21:00,134 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 41 transitions. Word has length 13 [2021-11-23 02:21:00,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:21:00,134 INFO L470 AbstractCegarLoop]: Abstraction has 36 states and 41 transitions. [2021-11-23 02:21:00,135 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 02:21:00,135 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 41 transitions. [2021-11-23 02:21:00,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 02:21:00,136 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:21:00,136 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:21:00,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 02:21:00,137 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:21:00,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:21:00,138 INFO L85 PathProgramCache]: Analyzing trace with hash -991918038, now seen corresponding path program 1 times [2021-11-23 02:21:00,138 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:21:00,138 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165565298] [2021-11-23 02:21:00,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:21:00,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:21:00,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:21:00,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:21:00,344 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:21:00,344 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [165565298] [2021-11-23 02:21:00,345 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [165565298] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:21:00,345 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 02:21:00,345 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 02:21:00,345 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800804205] [2021-11-23 02:21:00,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:21:00,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 02:21:00,347 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:21:00,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 02:21:00,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-23 02:21:00,349 INFO L87 Difference]: Start difference. First operand 36 states and 41 transitions. Second operand has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 5 states have internal predecessors, (13), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-23 02:21:00,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:21:00,557 INFO L93 Difference]: Finished difference Result 81 states and 95 transitions. [2021-11-23 02:21:00,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-23 02:21:00,558 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 5 states have internal predecessors, (13), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 16 [2021-11-23 02:21:00,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:21:00,560 INFO L225 Difference]: With dead ends: 81 [2021-11-23 02:21:00,560 INFO L226 Difference]: Without dead ends: 61 [2021-11-23 02:21:00,561 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-11-23 02:21:00,563 INFO L933 BasicCegarLoop]: 24 mSDtfsCounter, 28 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 84 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 02:21:00,564 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [29 Valid, 84 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 02:21:00,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2021-11-23 02:21:00,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 53. [2021-11-23 02:21:00,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 36 states have (on average 1.2222222222222223) internal successors, (44), 41 states have internal predecessors, (44), 8 states have call successors, (8), 8 states have call predecessors, (8), 8 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2021-11-23 02:21:00,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 60 transitions. [2021-11-23 02:21:00,579 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 60 transitions. Word has length 16 [2021-11-23 02:21:00,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:21:00,580 INFO L470 AbstractCegarLoop]: Abstraction has 53 states and 60 transitions. [2021-11-23 02:21:00,580 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.1666666666666665) internal successors, (13), 5 states have internal predecessors, (13), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-23 02:21:00,580 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 60 transitions. [2021-11-23 02:21:00,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 02:21:00,582 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:21:00,582 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:21:00,583 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-23 02:21:00,583 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:21:00,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:21:00,584 INFO L85 PathProgramCache]: Analyzing trace with hash 1298318368, now seen corresponding path program 1 times [2021-11-23 02:21:00,584 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:21:00,585 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639126344] [2021-11-23 02:21:00,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:21:00,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:21:00,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:21:00,954 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:21:00,954 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:21:00,955 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639126344] [2021-11-23 02:21:00,958 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639126344] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:21:00,958 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2035683446] [2021-11-23 02:21:00,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:21:00,959 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:21:00,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:21:00,963 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:21:00,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 02:21:01,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:21:01,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-23 02:21:01,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:21:01,696 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:21:01,697 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:21:03,723 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:21:03,724 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2035683446] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:21:03,724 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [290747032] [2021-11-23 02:21:03,758 INFO L159 IcfgInterpreter]: Started Sifa with 19 locations of interest [2021-11-23 02:21:03,758 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:21:03,765 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:21:03,773 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:21:03,773 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:21:11,872 INFO L197 IcfgInterpreter]: Interpreting procedure waterRise with input of size 44 for LOIs [2021-11-23 02:21:11,894 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 47 for LOIs [2021-11-23 02:21:12,003 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:21:17,738 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [290747032] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:21:17,738 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:21:17,738 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [10, 9, 11] total 40 [2021-11-23 02:21:17,739 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902414145] [2021-11-23 02:21:17,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:21:17,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-23 02:21:17,740 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:21:17,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-23 02:21:17,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=210, Invalid=1430, Unknown=0, NotChecked=0, Total=1640 [2021-11-23 02:21:17,743 INFO L87 Difference]: Start difference. First operand 53 states and 60 transitions. Second operand has 16 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 14 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 02:21:32,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:21:32,288 INFO L93 Difference]: Finished difference Result 98 states and 114 transitions. [2021-11-23 02:21:32,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-23 02:21:32,289 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 14 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 27 [2021-11-23 02:21:32,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:21:32,291 INFO L225 Difference]: With dead ends: 98 [2021-11-23 02:21:32,292 INFO L226 Difference]: Without dead ends: 96 [2021-11-23 02:21:32,293 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 49 SyntacticMatches, 3 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 867 ImplicationChecksByTransitivity, 20.5s TimeCoverageRelationStatistics Valid=325, Invalid=2225, Unknown=0, NotChecked=0, Total=2550 [2021-11-23 02:21:32,295 INFO L933 BasicCegarLoop]: 16 mSDtfsCounter, 62 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 202 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-23 02:21:32,296 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [62 Valid, 71 Invalid, 237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 202 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-23 02:21:32,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2021-11-23 02:21:32,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 85. [2021-11-23 02:21:32,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 60 states have (on average 1.2166666666666666) internal successors, (73), 66 states have internal predecessors, (73), 12 states have call successors, (12), 12 states have call predecessors, (12), 12 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) [2021-11-23 02:21:32,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 97 transitions. [2021-11-23 02:21:32,322 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 97 transitions. Word has length 27 [2021-11-23 02:21:32,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:21:32,323 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 97 transitions. [2021-11-23 02:21:32,323 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 14 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 02:21:32,323 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 97 transitions. [2021-11-23 02:21:32,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 02:21:32,329 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 02:21:32,329 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 02:21:32,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-23 02:21:32,546 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:21:32,546 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 02:21:32,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 02:21:32,547 INFO L85 PathProgramCache]: Analyzing trace with hash -2117057812, now seen corresponding path program 1 times [2021-11-23 02:21:32,547 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 02:21:32,547 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525934306] [2021-11-23 02:21:32,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:21:32,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:21:32,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:21:32,775 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:21:32,776 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 02:21:32,776 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525934306] [2021-11-23 02:21:32,776 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525934306] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 02:21:32,776 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1052360096] [2021-11-23 02:21:32,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 02:21:32,777 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:21:32,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 02:21:32,778 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 02:21:32,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 02:21:32,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:21:32,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-23 02:21:32,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 02:21:33,192 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:21:33,193 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 02:21:34,170 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 02:21:34,170 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1052360096] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 02:21:34,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [656547437] [2021-11-23 02:21:34,173 INFO L159 IcfgInterpreter]: Started Sifa with 22 locations of interest [2021-11-23 02:21:34,173 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 02:21:34,174 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 02:21:34,174 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 02:21:34,174 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 02:21:40,090 INFO L197 IcfgInterpreter]: Interpreting procedure waterRise with input of size 25 for LOIs [2021-11-23 02:21:40,095 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 39 for LOIs [2021-11-23 02:21:40,133 INFO L197 IcfgInterpreter]: Interpreting procedure changeMethaneLevel with input of size 24 for LOIs [2021-11-23 02:21:40,137 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 02:21:43,212 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [656547437] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 02:21:43,212 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-23 02:21:43,212 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [10, 9, 12] total 41 [2021-11-23 02:21:43,213 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859880445] [2021-11-23 02:21:43,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 02:21:43,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-23 02:21:43,213 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 02:21:43,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-23 02:21:43,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=211, Invalid=1429, Unknown=0, NotChecked=0, Total=1640 [2021-11-23 02:21:43,215 INFO L87 Difference]: Start difference. First operand 85 states and 97 transitions. Second operand has 16 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 13 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-23 02:21:52,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 02:21:52,150 INFO L93 Difference]: Finished difference Result 125 states and 154 transitions. [2021-11-23 02:21:52,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-23 02:21:52,151 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 13 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 30 [2021-11-23 02:21:52,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 02:21:52,152 INFO L225 Difference]: With dead ends: 125 [2021-11-23 02:21:52,152 INFO L226 Difference]: Without dead ends: 0 [2021-11-23 02:21:52,155 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 53 SyntacticMatches, 8 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1337 ImplicationChecksByTransitivity, 11.7s TimeCoverageRelationStatistics Valid=419, Invalid=3121, Unknown=0, NotChecked=0, Total=3540 [2021-11-23 02:21:52,157 INFO L933 BasicCegarLoop]: 22 mSDtfsCounter, 56 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 518 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 583 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 518 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-23 02:21:52,157 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [56 Valid, 86 Invalid, 583 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 518 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-23 02:21:52,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-23 02:21:52,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-23 02:21:52,159 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) [2021-11-23 02:21:52,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-23 02:21:52,159 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 30 [2021-11-23 02:21:52,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 02:21:52,160 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-23 02:21:52,160 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 13 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-23 02:21:52,160 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-23 02:21:52,161 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 02:21:52,164 INFO L764 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-23 02:21:52,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 02:21:52,380 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 02:21:52,382 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-23 02:22:03,082 INFO L854 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 332 343) the Hoare annotation is: (or (not (= |#NULL.offset| 0)) (not (<= ~systemActive~0 1)) (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (not (= ~head~0.offset 0)) (not (= |#NULL.base| 0)) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= 0 |#StackHeapBarrier|)) (not (= ~head~0.base 0)) (not (= ~cleanupTimeShifts~0 4))) [2021-11-23 02:22:03,082 INFO L858 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 332 343) no Hoare annotation was computed. [2021-11-23 02:22:03,082 INFO L858 garLoopResultBuilder]: For program point cleanupEXIT(lines 387 416) no Hoare annotation was computed. [2021-11-23 02:22:03,083 INFO L861 garLoopResultBuilder]: At program point cleanupENTRY(lines 387 416) the Hoare annotation is: true [2021-11-23 02:22:03,083 INFO L861 garLoopResultBuilder]: At program point L412(lines 387 416) the Hoare annotation is: true [2021-11-23 02:22:03,083 INFO L858 garLoopResultBuilder]: For program point L408(line 408) no Hoare annotation was computed. [2021-11-23 02:22:03,083 INFO L858 garLoopResultBuilder]: For program point L401(lines 401 405) no Hoare annotation was computed. [2021-11-23 02:22:03,083 INFO L861 garLoopResultBuilder]: At program point L401-1(lines 401 405) the Hoare annotation is: true [2021-11-23 02:22:03,083 INFO L861 garLoopResultBuilder]: At program point L397-2(lines 397 411) the Hoare annotation is: true [2021-11-23 02:22:03,084 INFO L861 garLoopResultBuilder]: At program point L393(line 393) the Hoare annotation is: true [2021-11-23 02:22:03,084 INFO L858 garLoopResultBuilder]: For program point L393-1(line 393) no Hoare annotation was computed. [2021-11-23 02:22:03,084 INFO L854 garLoopResultBuilder]: At program point L54(line 54) the Hoare annotation is: (or (not (= |#NULL.offset| 0)) (not (<= ~systemActive~0 1)) (not (= ~pumpRunning~0 0)) (not (= ~head~0.offset 0)) (not (<= 0 ~methaneLevelCritical~0)) (not (= |#NULL.base| 0)) (not (<= 0 |#StackHeapBarrier|)) (not (= ~head~0.base 0)) (not (= ~cleanupTimeShifts~0 4))) [2021-11-23 02:22:03,084 INFO L858 garLoopResultBuilder]: For program point L292(lines 292 298) no Hoare annotation was computed. [2021-11-23 02:22:03,084 INFO L854 garLoopResultBuilder]: At program point L288(lines 288 301) the Hoare annotation is: (let ((.cse0 (not (= |#NULL.offset| 0))) (.cse1 (not (<= ~systemActive~0 1))) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (not (= ~head~0.offset 0))) (.cse4 (not (<= 0 ~methaneLevelCritical~0))) (.cse5 (not (= |#NULL.base| 0))) (.cse6 (not (<= 0 |#StackHeapBarrier|))) (.cse7 (not (= ~head~0.base 0))) (.cse8 (not (= ~cleanupTimeShifts~0 4)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (<= |timeShift_getWaterLevel_#res#1| 2147483647) .cse6 .cse7 .cse8) (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (and (= |timeShift_getWaterLevel_~retValue_acc~3#1| |timeShift_getWaterLevel_#res#1|) (= |timeShift_getWaterLevel_~retValue_acc~3#1| ~waterLevel~0) (= |timeShift___utac_acc__Specification4_spec__1_~tmp~2#1| |timeShift_getWaterLevel_#res#1|) (<= 0 (+ 2147483648 |timeShift_getWaterLevel_#res#1|)) (= |old(~waterLevel~0)| ~waterLevel~0)) .cse6 .cse7 .cse8))) [2021-11-23 02:22:03,085 INFO L854 garLoopResultBuilder]: At program point L288-1(lines 280 304) the Hoare annotation is: (let ((.cse2 (= |timeShift___utac_acc__Specification4_spec__1_~tmp~2#1| 0)) (.cse0 (= |timeShift_getWaterLevel_~retValue_acc~3#1| |timeShift_getWaterLevel_#res#1|)) (.cse1 (= |timeShift_getWaterLevel_~retValue_acc~3#1| ~waterLevel~0)) (.cse3 (= |timeShift___utac_acc__Specification4_spec__1_~tmp~2#1| |timeShift_getWaterLevel_#res#1|)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (or (not (= |#NULL.offset| 0)) (not (<= ~systemActive~0 1)) (not (= ~pumpRunning~0 0)) (and .cse0 .cse1 .cse2 (= ~pumpRunning~0 |timeShift_isPumpRunning_~retValue_acc~1#1|) (= |timeShift_isPumpRunning_#res#1| |timeShift_isPumpRunning_~retValue_acc~1#1|) .cse3 .cse4 (= |timeShift_isPumpRunning_#res#1| |timeShift___utac_acc__Specification4_spec__1_~tmp___0~1#1|)) (and (not .cse2) .cse0 .cse1 .cse3 (<= 0 (+ 2147483648 |timeShift_getWaterLevel_#res#1|)) .cse4 (<= |timeShift_getWaterLevel_#res#1| 2147483647)) (not (= ~head~0.offset 0)) (not (<= 0 ~methaneLevelCritical~0)) (not (= |#NULL.base| 0)) (not (<= 0 |#StackHeapBarrier|)) (not (= ~head~0.base 0)) (not (= ~cleanupTimeShifts~0 4)))) [2021-11-23 02:22:03,085 INFO L854 garLoopResultBuilder]: At program point timeShiftENTRY(lines 72 95) the Hoare annotation is: (or (not (= |#NULL.offset| 0)) (not (<= ~systemActive~0 1)) (not (= ~pumpRunning~0 0)) (not (= ~head~0.offset 0)) (not (<= 0 ~methaneLevelCritical~0)) (not (= |#NULL.base| 0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 |#StackHeapBarrier|)) (not (= ~head~0.base 0)) (not (= ~cleanupTimeShifts~0 4))) [2021-11-23 02:22:03,085 INFO L858 garLoopResultBuilder]: For program point timeShiftEXIT(lines 72 95) no Hoare annotation was computed. [2021-11-23 02:22:03,086 INFO L858 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-11-23 02:22:03,086 INFO L854 garLoopResultBuilder]: At program point L258-2(lines 252 265) the Hoare annotation is: (and (<= |ULTIMATE.start_test_~tmp___0~0#1| 2147483647) (<= 1 |ULTIMATE.start_valid_product_#res#1|) (<= |ULTIMATE.start_test_~tmp___2~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_test_~tmp___0~0#1| 2147483648)) (<= 1 |ULTIMATE.start_main_~tmp~3#1|) (= ~head~0.offset 0) (= |ULTIMATE.start_valid_product_~retValue_acc~9#1| 1) (<= |ULTIMATE.start_main_~tmp~3#1| 1) (<= |ULTIMATE.start_valid_product_#res#1| 1) (<= 0 (+ ~waterLevel~0 2147483648)) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (let ((.cse0 (= ~pumpRunning~0 0))) (or (and .cse0 (not (= |ULTIMATE.start_test_~tmp___2~0#1| 0))) (and (<= |ULTIMATE.start_test_~tmp___1~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_test_~tmp___1~0#1| 2147483648)) (or (and .cse0 (= |ULTIMATE.start_test_~tmp___1~0#1| 0)) (and .cse0 (= 0 ~systemActive~0)))))) (<= 0 (+ |ULTIMATE.start_test_~tmp~1#1| 2147483648)) (<= 0 ~methaneLevelCritical~0) (<= ~waterLevel~0 2147483647) (= ~head~0.base 0) (= |#NULL.offset| 0) (<= 0 (+ |ULTIMATE.start_test_~tmp___2~0#1| 2147483648)) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_test_~tmp~1#1| 2147483647) (<= ~systemActive~0 1) (= ~cleanupTimeShifts~0 4) (= |#NULL.base| 0)) [2021-11-23 02:22:03,086 INFO L858 garLoopResultBuilder]: For program point L242(lines 242 248) no Hoare annotation was computed. [2021-11-23 02:22:03,087 INFO L854 garLoopResultBuilder]: At program point L242-1(lines 242 248) the Hoare annotation is: (let ((.cse25 (= |ULTIMATE.start_test_~tmp___0~0#1| 0))) (let ((.cse5 (not .cse25)) (.cse0 (not (= |ULTIMATE.start_test_~tmp~1#1| 0))) (.cse8 (<= 2 ~waterLevel~0)) (.cse1 (<= |ULTIMATE.start_test_~tmp___0~0#1| 2147483647)) (.cse4 (<= 0 (+ |ULTIMATE.start_test_~tmp___0~0#1| 2147483648))) (.cse15 (<= ~waterLevel~0 2147483647)) (.cse16 (= ~head~0.base 0)) (.cse18 (<= 0 |#StackHeapBarrier|)) (.cse20 (<= ~systemActive~0 1)) (.cse2 (<= 1 |ULTIMATE.start_valid_product_#res#1|)) (.cse3 (= ~pumpRunning~0 0)) (.cse6 (<= 1 |ULTIMATE.start_main_~tmp~3#1|)) (.cse7 (= ~head~0.offset 0)) (.cse9 (= |ULTIMATE.start_valid_product_~retValue_acc~9#1| 1)) (.cse10 (<= |ULTIMATE.start_main_~tmp~3#1| 1)) (.cse11 (<= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse24 (<= ~methaneLevelCritical~0 0)) (.cse12 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse13 (<= 0 (+ |ULTIMATE.start_test_~tmp~1#1| 2147483648))) (.cse14 (<= 0 ~methaneLevelCritical~0)) (.cse17 (= |#NULL.offset| 0)) (.cse23 (= ~waterLevel~0 1)) (.cse19 (<= |ULTIMATE.start_test_~tmp~1#1| 2147483647)) (.cse21 (= ~cleanupTimeShifts~0 4)) (.cse22 (= |#NULL.base| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse16 .cse17 .cse23 .cse18 .cse19 .cse20 .cse21 .cse22) (and .cse0 .cse2 .cse3 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse24 .cse12 .cse13 .cse25 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22) (and .cse1 .cse2 (<= |ULTIMATE.start_test_~tmp___2~0#1| 2147483647) .cse4 .cse6 .cse7 .cse9 .cse10 .cse11 (<= 0 (+ ~waterLevel~0 2147483648)) .cse12 (or (and .cse3 (not (= |ULTIMATE.start_test_~tmp___2~0#1| 0))) (and (<= |ULTIMATE.start_test_~tmp___1~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_test_~tmp___1~0#1| 2147483648)) (or (and .cse3 (= |ULTIMATE.start_test_~tmp___1~0#1| 0)) (and .cse3 (= 0 ~systemActive~0))))) .cse13 .cse14 .cse15 .cse16 .cse17 (<= 0 (+ |ULTIMATE.start_test_~tmp___2~0#1| 2147483648)) .cse18 .cse19 .cse20 .cse21 .cse22) (let ((.cse28 (select |#memory_int| 11)) (.cse34 (select |#memory_int| 8)) (.cse35 (select |#memory_int| 16)) (.cse30 (select |#memory_int| 9)) (.cse26 (select |#memory_int| 14)) (.cse31 (select |#memory_int| 7)) (.cse27 (select |#memory_int| 6)) (.cse32 (select |#memory_int| 13)) (.cse36 (select |#memory_int| 1)) (.cse37 (select |#memory_int| 15)) (.cse29 (select |#memory_int| 10)) (.cse33 (select |#memory_int| 5))) (and (= (select .cse26 3) 84) (= (select .cse27 2) 102) (= (select .cse28 1) 0) (= 1 (select |#valid| 5)) (= 32 (select .cse29 1)) (= (select |#length| 3) 12) .cse2 (= (select .cse30 0) 79) (= (select |#valid| 15) 1) (= 112 (select .cse31 4)) (= (select .cse27 0) 79) (= 3 (select |#length| 10)) .cse3 (= (select |#valid| 26) 1) (= (select .cse31 1) 80) (= 58 (select .cse32 5)) (= (select |#length| 8) 3) (= (select |#length| 6) 4) (= (select |#valid| 9) 1) (= (select |#length| 4) 13) (= 117 (select .cse31 2)) (= (select .cse33 2) 0) (= 7 (select |#length| 7)) (= 7 (select |#length| 13)) (= 110 (select .cse34 1)) (= (select .cse27 1) 102) .cse6 (= (select |#valid| 11) 1) (= (select |#valid| 27) 1) (= 58 (select .cse31 5)) (= (select .cse34 0) 79) (= 30 (select |#length| 23)) (= 41 (select .cse35 0)) (= 44 (select .cse31 0)) (= (select |#length| 24) 9) (= 31 (select |#length| 2)) .cse7 (= 44 (select .cse32 0)) (= (select .cse28 0) 10) (= (select .cse26 4) 0) (= 2 (select |#length| 1)) (= (select |#length| 17) 30) .cse9 (= 73 (select .cse26 2)) (= 9 (select |#length| 18)) (= (select |#length| 19) 21) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= (select |#length| 22) 21) .cse10 (= (select |#valid| 18) 1) (= (select |#valid| 22) 1) (= 3 (select |#length| 5)) (= 30 (select |#length| 26)) (= 77 (select .cse32 1)) (= 2 (select |#length| 11)) (= 1 ~systemActive~0) (= (select |#length| 15) 3) (= (select |#valid| 24) 1) (= (select .cse30 3) 0) (= (select |#valid| 12) 1) .cse11 (= (select |#valid| 28) 1) .cse24 (= (select .cse26 1) 82) .cse12 (= (select |#valid| 4) 1) (= (select .cse30 1) 102) .cse13 (= (select .cse34 2) 0) (= (select .cse35 1) 0) (= 101 (select .cse32 2)) .cse25 (<= 0 ~head~0.base) (= 25 (select |#length| 25)) (= (select |#valid| 1) 1) (= (select .cse31 6) 0) (= (select .cse30 2) 102) (= (select |#valid| 20) 1) (= (select .cse33 0) 79) (= (select |#length| 12) 13) (= 2 (select |#length| 16)) (= (select |#valid| 21) 1) (= (select |#length| 9) 4) (= 104 (select .cse32 4)) .cse14 (= (select |#length| 21) 9) (= (select |#valid| 14) 1) (= 116 (select .cse32 3)) (= 5 (select |#length| 14)) (= (select |#valid| 0) 0) (= 30 (select |#length| 20)) (= (select |#valid| 25) 1) (<= ~head~0.base 0) (= (select |#valid| 2) 1) .cse17 (= (select .cse26 0) 67) .cse23 (= (select .cse29 2) 0) (= (select |#length| 27) 9) (= (select .cse36 0) 48) (= (select |#valid| 23) 1) (= (select |#valid| 19) 1) (= (select .cse37 1) 75) (= 109 (select .cse31 3)) (= (select .cse27 3) 0) (= 0 (select .cse32 6)) (= (select |#valid| 16) 1) (= (select .cse37 2) 0) (= (select |#valid| 6) 1) (= (select .cse36 1) 0) (= (select .cse37 0) 79) (= (select .cse29 0) 41) (= (select |#valid| 17) 1) (= (select |#valid| 10) 1) (= (select .cse33 1) 110) (= (select |#valid| 8) 1) (= (select |#length| 28) 25) .cse19 (= (select |#valid| 13) 1) (< 0 |#StackHeapBarrier|) .cse21 .cse22))))) [2021-11-23 02:22:03,088 INFO L854 garLoopResultBuilder]: At program point L267(lines 222 269) the Hoare annotation is: (let ((.cse11 (= ~head~0.offset 0)) (.cse12 (= |ULTIMATE.start_valid_product_~retValue_acc~9#1| 1)) (.cse13 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse14 (= ~head~0.base 0)) (.cse15 (= |#NULL.offset| 0)) (.cse18 (= ~cleanupTimeShifts~0 4)) (.cse19 (= |#NULL.base| 0))) (or (let ((.cse2 (select |#memory_int| 11)) (.cse9 (select |#memory_int| 8)) (.cse10 (select |#memory_int| 16)) (.cse4 (select |#memory_int| 9)) (.cse0 (select |#memory_int| 14)) (.cse5 (select |#memory_int| 7)) (.cse1 (select |#memory_int| 6)) (.cse7 (select |#memory_int| 13)) (.cse16 (select |#memory_int| 1)) (.cse17 (select |#memory_int| 15)) (.cse3 (select |#memory_int| 10)) (.cse8 (select |#memory_int| 5))) (and (= (select .cse0 3) 84) (= (select .cse1 2) 102) (= (select .cse2 1) 0) (= 1 (select |#valid| 5)) (= 32 (select .cse3 1)) (= (select |#length| 3) 12) (= (select .cse4 0) 79) (= (select |#valid| 15) 1) (= 112 (select .cse5 4)) (= (select .cse1 0) 79) (= 3 (select |#length| 10)) .cse6 (= (select |#valid| 26) 1) (= (select .cse5 1) 80) (= 58 (select .cse7 5)) (= (select |#length| 8) 3) (= (select |#length| 6) 4) (= (select |#valid| 9) 1) (= (select |#length| 4) 13) (= 117 (select .cse5 2)) (= (select .cse8 2) 0) (= 7 (select |#length| 7)) (= 7 (select |#length| 13)) (= 110 (select .cse9 1)) (= (select .cse1 1) 102) (= (select |#valid| 11) 1) (= (select |#valid| 27) 1) (= ~methaneLevelCritical~0 0) (= 58 (select .cse5 5)) (= (select .cse9 0) 79) (= 30 (select |#length| 23)) (= 41 (select .cse10 0)) (= 44 (select .cse5 0)) (= (select |#length| 24) 9) (= 31 (select |#length| 2)) .cse11 (= 44 (select .cse7 0)) (= (select .cse2 0) 10) (= (select .cse0 4) 0) (= 2 (select |#length| 1)) (= (select |#length| 17) 30) .cse12 (= 73 (select .cse0 2)) (= 9 (select |#length| 18)) (= (select |#length| 19) 21) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= (select |#length| 22) 21) (= (select |#valid| 18) 1) (= (select |#valid| 22) 1) (= 3 (select |#length| 5)) (= 30 (select |#length| 26)) (= 77 (select .cse7 1)) (= |ULTIMATE.start_valid_product_#res#1| |ULTIMATE.start_main_~tmp~3#1|) (= 2 (select |#length| 11)) (= 1 ~systemActive~0) (= (select |#length| 15) 3) (= (select |#valid| 24) 1) (= (select .cse4 3) 0) (= (select |#valid| 12) 1) (= (select |#valid| 28) 1) (= (select .cse0 1) 82) .cse13 (= (select |#valid| 4) 1) (= (select .cse4 1) 102) (= (select .cse9 2) 0) (= (select .cse10 1) 0) (= 101 (select .cse7 2)) (= 25 (select |#length| 25)) (= (select |#valid| 1) 1) (= (select .cse5 6) 0) (= (select .cse4 2) 102) (= (select |#valid| 20) 1) (= (select .cse8 0) 79) (= (select |#length| 12) 13) (= 2 (select |#length| 16)) (= (select |#valid| 21) 1) (= (select |#length| 9) 4) (= 104 (select .cse7 4)) (= (select |#length| 21) 9) (= (select |#valid| 14) 1) (= 116 (select .cse7 3)) (= 5 (select |#length| 14)) (= (select |#valid| 0) 0) (= 30 (select |#length| 20)) (= (select |#valid| 25) 1) .cse14 (= (select |#valid| 2) 1) .cse15 (= (select .cse0 0) 67) (= ~waterLevel~0 1) (= (select .cse3 2) 0) (= (select |#length| 27) 9) (= (select .cse16 0) 48) (= (select |#valid| 23) 1) (= (select |#valid| 19) 1) (= (select .cse17 1) 75) (= 109 (select .cse5 3)) (= (select .cse1 3) 0) (= 0 (select .cse7 6)) (= (select |#valid| 16) 1) (= (select .cse17 2) 0) (= (select |#valid| 6) 1) (= |ULTIMATE.start_valid_product_~retValue_acc~9#1| |ULTIMATE.start_valid_product_#res#1|) (= (select .cse16 1) 0) (= (select .cse17 0) 79) (= (select .cse3 0) 41) (= (select |#valid| 17) 1) (= (select |#valid| 10) 1) (= (select .cse8 1) 110) (= (select |#valid| 8) 1) (= (select |#length| 28) 25) (= (select |#valid| 13) 1) (< 0 |#StackHeapBarrier|) .cse18 .cse19)) (and (<= |ULTIMATE.start_test_~tmp___0~0#1| 2147483647) (<= 1 |ULTIMATE.start_valid_product_#res#1|) (<= |ULTIMATE.start_test_~tmp___2~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_test_~tmp___0~0#1| 2147483648)) (<= 1 |ULTIMATE.start_main_~tmp~3#1|) .cse11 .cse12 (<= |ULTIMATE.start_main_~tmp~3#1| 1) (<= |ULTIMATE.start_valid_product_#res#1| 1) (<= 0 (+ ~waterLevel~0 2147483648)) .cse13 (or (and .cse6 (not (= |ULTIMATE.start_test_~tmp___2~0#1| 0))) (and (<= |ULTIMATE.start_test_~tmp___1~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_test_~tmp___1~0#1| 2147483648)) (or (and .cse6 (= |ULTIMATE.start_test_~tmp___1~0#1| 0)) (and .cse6 (= 0 ~systemActive~0))))) (<= 0 (+ |ULTIMATE.start_test_~tmp~1#1| 2147483648)) (<= 0 ~methaneLevelCritical~0) (<= ~waterLevel~0 2147483647) .cse14 .cse15 (<= 0 (+ |ULTIMATE.start_test_~tmp___2~0#1| 2147483648)) (<= 0 |#StackHeapBarrier|) (<= |ULTIMATE.start_test_~tmp~1#1| 2147483647) (<= ~systemActive~0 1) .cse18 .cse19))) [2021-11-23 02:22:03,090 INFO L854 garLoopResultBuilder]: At program point L234(line 234) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_test_~tmp~1#1| 0))) (.cse4 (= ~pumpRunning~0 0)) (.cse1 (= ~head~0.offset 0)) (.cse2 (= |ULTIMATE.start_valid_product_~retValue_acc~9#1| 1)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse5 (<= 0 (+ |ULTIMATE.start_test_~tmp~1#1| 2147483648))) (.cse6 (= ~head~0.base 0)) (.cse7 (= |#NULL.offset| 0)) (.cse8 (<= |ULTIMATE.start_test_~tmp~1#1| 2147483647)) (.cse9 (= ~cleanupTimeShifts~0 4)) (.cse10 (= |#NULL.base| 0))) (or (and .cse0 (<= |ULTIMATE.start_test_~tmp___0~0#1| 2147483647) (<= 1 |ULTIMATE.start_valid_product_#res#1|) (<= |ULTIMATE.start_test_~tmp___2~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_test_~tmp___0~0#1| 2147483648)) (<= 1 |ULTIMATE.start_main_~tmp~3#1|) .cse1 .cse2 (<= |ULTIMATE.start_main_~tmp~3#1| 1) (<= |ULTIMATE.start_valid_product_#res#1| 1) (<= 0 (+ ~waterLevel~0 2147483648)) .cse3 (or (and .cse4 (not (= |ULTIMATE.start_test_~tmp___2~0#1| 0))) (and (<= |ULTIMATE.start_test_~tmp___1~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_test_~tmp___1~0#1| 2147483648)) (or (and .cse4 (= |ULTIMATE.start_test_~tmp___1~0#1| 0)) (and .cse4 (= 0 ~systemActive~0))))) .cse5 (<= 0 ~methaneLevelCritical~0) (<= ~waterLevel~0 2147483647) .cse6 .cse7 (<= 0 (+ |ULTIMATE.start_test_~tmp___2~0#1| 2147483648)) (<= 0 |#StackHeapBarrier|) .cse8 (<= ~systemActive~0 1) .cse9 .cse10) (let ((.cse13 (select |#memory_int| 11)) (.cse19 (select |#memory_int| 8)) (.cse20 (select |#memory_int| 16)) (.cse15 (select |#memory_int| 9)) (.cse11 (select |#memory_int| 14)) (.cse16 (select |#memory_int| 7)) (.cse12 (select |#memory_int| 6)) (.cse17 (select |#memory_int| 13)) (.cse21 (select |#memory_int| 1)) (.cse22 (select |#memory_int| 15)) (.cse14 (select |#memory_int| 10)) (.cse18 (select |#memory_int| 5))) (and (= (select .cse11 3) 84) .cse0 (= (select .cse12 2) 102) (= (select .cse13 1) 0) (= 1 (select |#valid| 5)) (= 32 (select .cse14 1)) (= (select |#length| 3) 12) (= (select .cse15 0) 79) (= (select |#valid| 15) 1) (= 112 (select .cse16 4)) (= (select .cse12 0) 79) (= 3 (select |#length| 10)) .cse4 (= (select |#valid| 26) 1) (= (select .cse16 1) 80) (= 58 (select .cse17 5)) (= (select |#length| 8) 3) (= (select |#length| 6) 4) (= (select |#valid| 9) 1) (= (select |#length| 4) 13) (= 117 (select .cse16 2)) (= (select .cse18 2) 0) (= 7 (select |#length| 7)) (= 7 (select |#length| 13)) (= 110 (select .cse19 1)) (= (select .cse12 1) 102) (= (select |#valid| 11) 1) (= (select |#valid| 27) 1) (= ~methaneLevelCritical~0 0) (= 58 (select .cse16 5)) (= (select .cse19 0) 79) (= 30 (select |#length| 23)) (= 41 (select .cse20 0)) (= 44 (select .cse16 0)) (= (select |#length| 24) 9) (= 31 (select |#length| 2)) .cse1 (= 44 (select .cse17 0)) (= (select .cse13 0) 10) (= (select .cse11 4) 0) (= 2 (select |#length| 1)) (= (select |#length| 17) 30) .cse2 (= 73 (select .cse11 2)) (= 9 (select |#length| 18)) (= (select |#length| 19) 21) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= (select |#length| 22) 21) (= (select |#valid| 18) 1) (= (select |#valid| 22) 1) (= 3 (select |#length| 5)) (= 30 (select |#length| 26)) (= 77 (select .cse17 1)) (= |ULTIMATE.start_valid_product_#res#1| |ULTIMATE.start_main_~tmp~3#1|) (= 2 (select |#length| 11)) (= 1 ~systemActive~0) (= (select |#length| 15) 3) (= (select |#valid| 24) 1) (= (select .cse15 3) 0) (= (select |#valid| 12) 1) (= (select |#valid| 28) 1) (= (select .cse11 1) 82) .cse3 (= (select |#valid| 4) 1) (= (select .cse15 1) 102) .cse5 (= (select .cse19 2) 0) (= (select .cse20 1) 0) (= 101 (select .cse17 2)) (= 25 (select |#length| 25)) (= (select |#valid| 1) 1) (= (select .cse16 6) 0) (= (select .cse15 2) 102) (= (select |#valid| 20) 1) (= (select .cse18 0) 79) (= (select |#length| 12) 13) (= 2 (select |#length| 16)) (= (select |#valid| 21) 1) (= (select |#length| 9) 4) (= 104 (select .cse17 4)) (= (select |#length| 21) 9) (= (select |#valid| 14) 1) (= 116 (select .cse17 3)) (= 5 (select |#length| 14)) (= (select |#valid| 0) 0) (= 30 (select |#length| 20)) (= (select |#valid| 25) 1) .cse6 (= (select |#valid| 2) 1) .cse7 (= (select .cse11 0) 67) (= ~waterLevel~0 1) (= (select .cse14 2) 0) (= (select |#length| 27) 9) (= (select .cse21 0) 48) (= (select |#valid| 23) 1) (= (select |#valid| 19) 1) (= (select .cse22 1) 75) (= 109 (select .cse16 3)) (= (select .cse12 3) 0) (= 0 (select .cse17 6)) (= (select |#valid| 16) 1) (= (select .cse22 2) 0) (= (select |#valid| 6) 1) (= |ULTIMATE.start_valid_product_~retValue_acc~9#1| |ULTIMATE.start_valid_product_#res#1|) (= (select .cse21 1) 0) (= (select .cse22 0) 79) (= (select .cse14 0) 41) (= (select |#valid| 17) 1) (= (select |#valid| 10) 1) (= (select .cse18 1) 110) (= (select |#valid| 8) 1) (= (select |#length| 28) 25) .cse8 (= (select |#valid| 13) 1) (< 0 |#StackHeapBarrier|) .cse9 .cse10)))) [2021-11-23 02:22:03,090 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-11-23 02:22:03,090 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-23 02:22:03,090 INFO L858 garLoopResultBuilder]: For program point L223(lines 222 269) no Hoare annotation was computed. [2021-11-23 02:22:03,091 INFO L854 garLoopResultBuilder]: At program point L471(lines 471 478) the Hoare annotation is: (let ((.cse2 (select |#memory_int| 11)) (.cse8 (select |#memory_int| 8)) (.cse9 (select |#memory_int| 16)) (.cse4 (select |#memory_int| 9)) (.cse0 (select |#memory_int| 14)) (.cse5 (select |#memory_int| 7)) (.cse1 (select |#memory_int| 6)) (.cse6 (select |#memory_int| 13)) (.cse10 (select |#memory_int| 1)) (.cse11 (select |#memory_int| 15)) (.cse3 (select |#memory_int| 10)) (.cse7 (select |#memory_int| 5))) (and (= (select .cse0 3) 84) (= (select .cse1 2) 102) (= (select .cse2 1) 0) (= 1 (select |#valid| 5)) (= 32 (select .cse3 1)) (= (select |#length| 3) 12) (= (select .cse4 0) 79) (= (select |#valid| 15) 1) (= 112 (select .cse5 4)) (= (select .cse1 0) 79) (= 3 (select |#length| 10)) (= ~pumpRunning~0 0) (= (select |#valid| 26) 1) (= (select .cse5 1) 80) (= 58 (select .cse6 5)) (= (select |#length| 8) 3) (= (select |#length| 6) 4) (= (select |#valid| 9) 1) (= (select |#length| 4) 13) (= 117 (select .cse5 2)) (= (select .cse7 2) 0) (= 7 (select |#length| 7)) (= 7 (select |#length| 13)) (= 110 (select .cse8 1)) (= (select .cse1 1) 102) (= (select |#valid| 11) 1) (= (select |#valid| 27) 1) (= ~methaneLevelCritical~0 0) (= 58 (select .cse5 5)) (= (select .cse8 0) 79) (= 30 (select |#length| 23)) (= 41 (select .cse9 0)) (= 44 (select .cse5 0)) (= (select |#length| 24) 9) (= 31 (select |#length| 2)) (= ~head~0.offset 0) (= 44 (select .cse6 0)) (= (select .cse2 0) 10) (= (select .cse0 4) 0) (= 2 (select |#length| 1)) (= (select |#length| 17) 30) (= |ULTIMATE.start_valid_product_~retValue_acc~9#1| 1) (= 73 (select .cse0 2)) (= 9 (select |#length| 18)) (= (select |#length| 19) 21) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= (select |#length| 22) 21) (= (select |#valid| 18) 1) (= (select |#valid| 22) 1) (= 3 (select |#length| 5)) (= 30 (select |#length| 26)) (= 77 (select .cse6 1)) (= |ULTIMATE.start_valid_product_#res#1| |ULTIMATE.start_main_~tmp~3#1|) (= 2 (select |#length| 11)) (= 1 ~systemActive~0) (= (select |#length| 15) 3) (= (select |#valid| 24) 1) (= (select .cse4 3) 0) (= (select |#valid| 12) 1) (= (select |#valid| 28) 1) (= (select .cse0 1) 82) (= (select |#valid| 4) 1) (= (select .cse4 1) 102) (= (select .cse8 2) 0) (= (select .cse9 1) 0) (= 101 (select .cse6 2)) (= 25 (select |#length| 25)) (= (select |#valid| 1) 1) (= (select .cse5 6) 0) (= (select .cse4 2) 102) (= (select |#valid| 20) 1) (= (select .cse7 0) 79) (= (select |#length| 12) 13) (= 2 (select |#length| 16)) (= (select |#valid| 21) 1) (= (select |#length| 9) 4) (= 104 (select .cse6 4)) (= (select |#length| 21) 9) (= (select |#valid| 14) 1) (= 116 (select .cse6 3)) (= 5 (select |#length| 14)) (= (select |#valid| 0) 0) (= 30 (select |#length| 20)) (= (select |#valid| 25) 1) (= ~head~0.base 0) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= (select .cse0 0) 67) (= ~waterLevel~0 1) (= (select .cse3 2) 0) (= (select |#length| 27) 9) (= (select .cse10 0) 48) (= (select |#valid| 23) 1) (= (select |#valid| 19) 1) (= (select .cse11 1) 75) (= 109 (select .cse5 3)) (= (select .cse1 3) 0) (= 0 (select .cse6 6)) (= (select |#valid| 16) 1) (= (select .cse11 2) 0) (= (select |#valid| 6) 1) (= |ULTIMATE.start_valid_product_~retValue_acc~9#1| |ULTIMATE.start_valid_product_#res#1|) (= (select .cse10 1) 0) (= (select .cse11 0) 79) (= (select .cse3 0) 41) (= (select |#valid| 17) 1) (= (select |#valid| 10) 1) (= (select .cse7 1) 110) (= (select |#valid| 8) 1) (= (select |#length| 28) 25) (= (select |#valid| 13) 1) (< 0 |#StackHeapBarrier|) (= ~cleanupTimeShifts~0 4) (= |#NULL.base| 0))) [2021-11-23 02:22:03,092 INFO L861 garLoopResultBuilder]: At program point L471-2(lines 471 478) the Hoare annotation is: true [2021-11-23 02:22:03,093 INFO L854 garLoopResultBuilder]: At program point L244(line 244) the Hoare annotation is: (let ((.cse2 (<= |ULTIMATE.start_test_~tmp___0~0#1| 2147483647)) (.cse25 (<= 1 |ULTIMATE.start_valid_product_#res#1|)) (.cse9 (<= 0 (+ |ULTIMATE.start_test_~tmp___0~0#1| 2147483648))) (.cse10 (not (= |ULTIMATE.start_test_~tmp___0~0#1| 0))) (.cse26 (<= 1 |ULTIMATE.start_main_~tmp~3#1|)) (.cse14 (= ~head~0.offset 0)) (.cse15 (= |ULTIMATE.start_valid_product_~retValue_acc~9#1| 1)) (.cse27 (<= |ULTIMATE.start_main_~tmp~3#1| 1)) (.cse28 (<= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse16 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse7 (= ~pumpRunning~0 0)) (.cse17 (<= 0 (+ |ULTIMATE.start_test_~tmp~1#1| 2147483648))) (.cse29 (<= 0 ~methaneLevelCritical~0)) (.cse30 (<= ~waterLevel~0 2147483647)) (.cse18 (= ~head~0.base 0)) (.cse19 (= |#NULL.offset| 0)) (.cse31 (<= 0 |#StackHeapBarrier|)) (.cse22 (<= |ULTIMATE.start_test_~tmp~1#1| 2147483647)) (.cse32 (<= ~systemActive~0 1)) (.cse23 (= ~cleanupTimeShifts~0 4)) (.cse24 (= |#NULL.base| 0))) (or (let ((.cse3 (select |#memory_int| 11)) (.cse12 (select |#memory_int| 8)) (.cse13 (select |#memory_int| 16)) (.cse5 (select |#memory_int| 9)) (.cse0 (select |#memory_int| 14)) (.cse6 (select |#memory_int| 7)) (.cse1 (select |#memory_int| 6)) (.cse8 (select |#memory_int| 13)) (.cse20 (select |#memory_int| 1)) (.cse21 (select |#memory_int| 15)) (.cse4 (select |#memory_int| 10)) (.cse11 (select |#memory_int| 5))) (and (= (select .cse0 3) 84) (= (select .cse1 2) 102) .cse2 (= (select .cse3 1) 0) (= 1 (select |#valid| 5)) (= 32 (select .cse4 1)) (= (select |#length| 3) 12) (= (select .cse5 0) 79) (= (select |#valid| 15) 1) (= 112 (select .cse6 4)) (= (select .cse1 0) 79) (= 3 (select |#length| 10)) .cse7 (= (select |#valid| 26) 1) (= (select .cse6 1) 80) (= 58 (select .cse8 5)) .cse9 (= (select |#length| 8) 3) (= (select |#length| 6) 4) (= (select |#valid| 9) 1) (= (select |#length| 4) 13) (= 117 (select .cse6 2)) .cse10 (= (select .cse11 2) 0) (= 7 (select |#length| 7)) (= 7 (select |#length| 13)) (= 110 (select .cse12 1)) (= (select .cse1 1) 102) (= (select |#valid| 11) 1) (= (select |#valid| 27) 1) (= ~methaneLevelCritical~0 0) (= 58 (select .cse6 5)) (= (select .cse12 0) 79) (= 30 (select |#length| 23)) (= 41 (select .cse13 0)) (= 44 (select .cse6 0)) (= (select |#length| 24) 9) (= 31 (select |#length| 2)) .cse14 (= 44 (select .cse8 0)) (= (select .cse3 0) 10) (= (select .cse0 4) 0) (= 2 (select |#length| 1)) (= (select |#length| 17) 30) .cse15 (= 73 (select .cse0 2)) (= 9 (select |#length| 18)) (= (select |#length| 19) 21) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= (select |#length| 22) 21) (= (select |#valid| 18) 1) (= (select |#valid| 22) 1) (= 3 (select |#length| 5)) (= 30 (select |#length| 26)) (= 77 (select .cse8 1)) (= |ULTIMATE.start_valid_product_#res#1| |ULTIMATE.start_main_~tmp~3#1|) (= 2 (select |#length| 11)) (= 1 ~systemActive~0) (= (select |#length| 15) 3) (= (select |#valid| 24) 1) (= (select .cse5 3) 0) (= (select |#valid| 12) 1) (= (select |#valid| 28) 1) (= (select .cse0 1) 82) .cse16 (= (select |#valid| 4) 1) (= (select .cse5 1) 102) .cse17 (= (select .cse12 2) 0) (= (select .cse13 1) 0) (= 101 (select .cse8 2)) (= 25 (select |#length| 25)) (= (select |#valid| 1) 1) (= (select .cse6 6) 0) (= (select .cse5 2) 102) (= (select |#valid| 20) 1) (= (select .cse11 0) 79) (= (select |#length| 12) 13) (= 2 (select |#length| 16)) (= (select |#valid| 21) 1) (= (select |#length| 9) 4) (= 104 (select .cse8 4)) (= (select |#length| 21) 9) (= (select |#valid| 14) 1) (= 116 (select .cse8 3)) (= 5 (select |#length| 14)) (= (select |#valid| 0) 0) (= 30 (select |#length| 20)) (= (select |#valid| 25) 1) .cse18 (= (select |#valid| 2) 1) .cse19 (= (select .cse0 0) 67) (= ~waterLevel~0 1) (= (select .cse4 2) 0) (= (select |#length| 27) 9) (= (select .cse20 0) 48) (= (select |#valid| 23) 1) (= (select |#valid| 19) 1) (= (select .cse21 1) 75) (= 109 (select .cse6 3)) (= (select .cse1 3) 0) (= 0 (select .cse8 6)) (= (select |#valid| 16) 1) (= (select .cse21 2) 0) (= (select |#valid| 6) 1) (= |ULTIMATE.start_valid_product_~retValue_acc~9#1| |ULTIMATE.start_valid_product_#res#1|) (= (select .cse20 1) 0) (= (select .cse21 0) 79) (= (select .cse4 0) 41) (= (select |#valid| 17) 1) (= (select |#valid| 10) 1) (= (select .cse11 1) 110) (= (select |#valid| 8) 1) (= (select |#length| 28) 25) .cse22 (= (select |#valid| 13) 1) (< 0 |#StackHeapBarrier|) .cse23 .cse24)) (and (not (= |ULTIMATE.start_test_~tmp~1#1| 0)) .cse2 .cse25 .cse7 .cse9 .cse10 .cse26 .cse14 (<= 2 ~waterLevel~0) .cse15 .cse27 .cse28 (<= ~methaneLevelCritical~0 0) .cse16 .cse17 .cse29 .cse30 .cse18 .cse19 .cse31 .cse22 .cse32 .cse23 .cse24) (and .cse2 .cse25 (<= |ULTIMATE.start_test_~tmp___2~0#1| 2147483647) .cse9 .cse10 .cse26 .cse14 .cse15 .cse27 .cse28 (<= 0 (+ ~waterLevel~0 2147483648)) .cse16 (or (and .cse7 (not (= |ULTIMATE.start_test_~tmp___2~0#1| 0))) (and (<= |ULTIMATE.start_test_~tmp___1~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_test_~tmp___1~0#1| 2147483648)) (or (and .cse7 (= |ULTIMATE.start_test_~tmp___1~0#1| 0)) (and .cse7 (= 0 ~systemActive~0))))) .cse17 .cse29 .cse30 .cse18 .cse19 (<= 0 (+ |ULTIMATE.start_test_~tmp___2~0#1| 2147483648)) .cse31 .cse22 .cse32 .cse23 .cse24))) [2021-11-23 02:22:03,093 INFO L861 garLoopResultBuilder]: At program point L273(lines 212 277) the Hoare annotation is: true [2021-11-23 02:22:03,094 INFO L858 garLoopResultBuilder]: For program point L232(lines 232 238) no Hoare annotation was computed. [2021-11-23 02:22:03,094 INFO L858 garLoopResultBuilder]: For program point L232-1(lines 232 238) no Hoare annotation was computed. [2021-11-23 02:22:03,094 INFO L854 garLoopResultBuilder]: At program point L270(lines 221 271) the Hoare annotation is: false [2021-11-23 02:22:03,094 INFO L858 garLoopResultBuilder]: For program point waterRiseEXIT(lines 320 331) no Hoare annotation was computed. [2021-11-23 02:22:03,094 INFO L854 garLoopResultBuilder]: At program point waterRiseENTRY(lines 320 331) the Hoare annotation is: (or (not (= |#NULL.offset| 0)) (not (<= ~systemActive~0 1)) (not (= ~pumpRunning~0 0)) (not (= ~head~0.offset 0)) (not (<= 0 ~methaneLevelCritical~0)) (not (= |#NULL.base| 0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 |#StackHeapBarrier|)) (not (= ~head~0.base 0)) (not (= ~cleanupTimeShifts~0 4))) [2021-11-23 02:22:03,098 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-11-23 02:22:03,100 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 02:22:03,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:22:03 BoogieIcfgContainer [2021-11-23 02:22:03,164 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 02:22:03,165 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 02:22:03,165 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 02:22:03,165 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 02:22:03,166 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:20:58" (3/4) ... [2021-11-23 02:22:03,169 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 02:22:03,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-11-23 02:22:03,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-11-23 02:22:03,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-11-23 02:22:03,177 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-11-23 02:22:03,186 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 69 nodes and edges [2021-11-23 02:22:03,187 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-11-23 02:22:03,187 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-11-23 02:22:03,188 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 02:22:03,189 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 02:22:03,189 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 02:22:03,190 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 02:22:03,218 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((unknown-#memory_int-unknown[14][3] == 84 && unknown-#memory_int-unknown[6][2] == 102) && unknown-#memory_int-unknown[11][1] == 0) && 1 == \valid[5]) && 32 == unknown-#memory_int-unknown[10][1]) && unknown-#length-unknown[3] == 12) && unknown-#memory_int-unknown[9][0] == 79) && \valid[15] == 1) && 112 == unknown-#memory_int-unknown[7][4]) && unknown-#memory_int-unknown[6][0] == 79) && 3 == unknown-#length-unknown[10]) && pumpRunning == 0) && \valid[26] == 1) && unknown-#memory_int-unknown[7][1] == 80) && 58 == unknown-#memory_int-unknown[13][5]) && unknown-#length-unknown[8] == 3) && unknown-#length-unknown[6] == 4) && \valid[9] == 1) && unknown-#length-unknown[4] == 13) && 117 == unknown-#memory_int-unknown[7][2]) && unknown-#memory_int-unknown[5][2] == 0) && 7 == unknown-#length-unknown[7]) && 7 == unknown-#length-unknown[13]) && 110 == unknown-#memory_int-unknown[8][1]) && unknown-#memory_int-unknown[6][1] == 102) && \valid[11] == 1) && \valid[27] == 1) && methaneLevelCritical == 0) && 58 == unknown-#memory_int-unknown[7][5]) && unknown-#memory_int-unknown[8][0] == 79) && 30 == unknown-#length-unknown[23]) && 41 == unknown-#memory_int-unknown[16][0]) && 44 == unknown-#memory_int-unknown[7][0]) && unknown-#length-unknown[24] == 9) && 31 == unknown-#length-unknown[2]) && head == 0) && 44 == unknown-#memory_int-unknown[13][0]) && unknown-#memory_int-unknown[11][0] == 10) && unknown-#memory_int-unknown[14][4] == 0) && 2 == unknown-#length-unknown[1]) && unknown-#length-unknown[17] == 30) && retValue_acc == 1) && 73 == unknown-#memory_int-unknown[14][2]) && 9 == unknown-#length-unknown[18]) && unknown-#length-unknown[19] == 21) && \valid[3] == 1) && \valid[7] == 1) && unknown-#length-unknown[22] == 21) && \valid[18] == 1) && \valid[22] == 1) && 3 == unknown-#length-unknown[5]) && 30 == unknown-#length-unknown[26]) && 77 == unknown-#memory_int-unknown[13][1]) && \result == tmp) && 2 == unknown-#length-unknown[11]) && 1 == systemActive) && unknown-#length-unknown[15] == 3) && \valid[24] == 1) && unknown-#memory_int-unknown[9][3] == 0) && \valid[12] == 1) && \valid[28] == 1) && unknown-#memory_int-unknown[14][1] == 82) && \valid[4] == 1) && unknown-#memory_int-unknown[9][1] == 102) && unknown-#memory_int-unknown[8][2] == 0) && unknown-#memory_int-unknown[16][1] == 0) && 101 == unknown-#memory_int-unknown[13][2]) && 25 == unknown-#length-unknown[25]) && \valid[1] == 1) && unknown-#memory_int-unknown[7][6] == 0) && unknown-#memory_int-unknown[9][2] == 102) && \valid[20] == 1) && unknown-#memory_int-unknown[5][0] == 79) && unknown-#length-unknown[12] == 13) && 2 == unknown-#length-unknown[16]) && \valid[21] == 1) && unknown-#length-unknown[9] == 4) && 104 == unknown-#memory_int-unknown[13][4]) && unknown-#length-unknown[21] == 9) && \valid[14] == 1) && 116 == unknown-#memory_int-unknown[13][3]) && 5 == unknown-#length-unknown[14]) && \valid[0] == 0) && 30 == unknown-#length-unknown[20]) && \valid[25] == 1) && head == 0) && \valid[2] == 1) && #NULL == 0) && unknown-#memory_int-unknown[14][0] == 67) && waterLevel == 1) && unknown-#memory_int-unknown[10][2] == 0) && unknown-#length-unknown[27] == 9) && unknown-#memory_int-unknown[1][0] == 48) && \valid[23] == 1) && \valid[19] == 1) && unknown-#memory_int-unknown[15][1] == 75) && 109 == unknown-#memory_int-unknown[7][3]) && unknown-#memory_int-unknown[6][3] == 0) && 0 == unknown-#memory_int-unknown[13][6]) && \valid[16] == 1) && unknown-#memory_int-unknown[15][2] == 0) && \valid[6] == 1) && retValue_acc == \result) && unknown-#memory_int-unknown[1][1] == 0) && unknown-#memory_int-unknown[15][0] == 79) && unknown-#memory_int-unknown[10][0] == 41) && \valid[17] == 1) && \valid[10] == 1) && unknown-#memory_int-unknown[5][1] == 110) && \valid[8] == 1) && unknown-#length-unknown[28] == 25) && \valid[13] == 1) && 0 < unknown-#StackHeapBarrier-unknown) && cleanupTimeShifts == 4) && #NULL == 0 [2021-11-23 02:22:03,219 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((unknown-#memory_int-unknown[14][3] == 84 && unknown-#memory_int-unknown[6][2] == 102) && unknown-#memory_int-unknown[11][1] == 0) && 1 == \valid[5]) && 32 == unknown-#memory_int-unknown[10][1]) && unknown-#length-unknown[3] == 12) && unknown-#memory_int-unknown[9][0] == 79) && \valid[15] == 1) && 112 == unknown-#memory_int-unknown[7][4]) && unknown-#memory_int-unknown[6][0] == 79) && 3 == unknown-#length-unknown[10]) && pumpRunning == 0) && \valid[26] == 1) && unknown-#memory_int-unknown[7][1] == 80) && 58 == unknown-#memory_int-unknown[13][5]) && unknown-#length-unknown[8] == 3) && unknown-#length-unknown[6] == 4) && \valid[9] == 1) && unknown-#length-unknown[4] == 13) && 117 == unknown-#memory_int-unknown[7][2]) && unknown-#memory_int-unknown[5][2] == 0) && 7 == unknown-#length-unknown[7]) && 7 == unknown-#length-unknown[13]) && 110 == unknown-#memory_int-unknown[8][1]) && unknown-#memory_int-unknown[6][1] == 102) && \valid[11] == 1) && \valid[27] == 1) && methaneLevelCritical == 0) && 58 == unknown-#memory_int-unknown[7][5]) && unknown-#memory_int-unknown[8][0] == 79) && 30 == unknown-#length-unknown[23]) && 41 == unknown-#memory_int-unknown[16][0]) && 44 == unknown-#memory_int-unknown[7][0]) && unknown-#length-unknown[24] == 9) && 31 == unknown-#length-unknown[2]) && head == 0) && 44 == unknown-#memory_int-unknown[13][0]) && unknown-#memory_int-unknown[11][0] == 10) && unknown-#memory_int-unknown[14][4] == 0) && 2 == unknown-#length-unknown[1]) && unknown-#length-unknown[17] == 30) && retValue_acc == 1) && 73 == unknown-#memory_int-unknown[14][2]) && 9 == unknown-#length-unknown[18]) && unknown-#length-unknown[19] == 21) && \valid[3] == 1) && \valid[7] == 1) && unknown-#length-unknown[22] == 21) && \valid[18] == 1) && \valid[22] == 1) && 3 == unknown-#length-unknown[5]) && 30 == unknown-#length-unknown[26]) && 77 == unknown-#memory_int-unknown[13][1]) && \result == tmp) && 2 == unknown-#length-unknown[11]) && 1 == systemActive) && unknown-#length-unknown[15] == 3) && \valid[24] == 1) && unknown-#memory_int-unknown[9][3] == 0) && \valid[12] == 1) && \valid[28] == 1) && unknown-#memory_int-unknown[14][1] == 82) && splverifierCounter == 0) && \valid[4] == 1) && unknown-#memory_int-unknown[9][1] == 102) && unknown-#memory_int-unknown[8][2] == 0) && unknown-#memory_int-unknown[16][1] == 0) && 101 == unknown-#memory_int-unknown[13][2]) && 25 == unknown-#length-unknown[25]) && \valid[1] == 1) && unknown-#memory_int-unknown[7][6] == 0) && unknown-#memory_int-unknown[9][2] == 102) && \valid[20] == 1) && unknown-#memory_int-unknown[5][0] == 79) && unknown-#length-unknown[12] == 13) && 2 == unknown-#length-unknown[16]) && \valid[21] == 1) && unknown-#length-unknown[9] == 4) && 104 == unknown-#memory_int-unknown[13][4]) && unknown-#length-unknown[21] == 9) && \valid[14] == 1) && 116 == unknown-#memory_int-unknown[13][3]) && 5 == unknown-#length-unknown[14]) && \valid[0] == 0) && 30 == unknown-#length-unknown[20]) && \valid[25] == 1) && head == 0) && \valid[2] == 1) && #NULL == 0) && unknown-#memory_int-unknown[14][0] == 67) && waterLevel == 1) && unknown-#memory_int-unknown[10][2] == 0) && unknown-#length-unknown[27] == 9) && unknown-#memory_int-unknown[1][0] == 48) && \valid[23] == 1) && \valid[19] == 1) && unknown-#memory_int-unknown[15][1] == 75) && 109 == unknown-#memory_int-unknown[7][3]) && unknown-#memory_int-unknown[6][3] == 0) && 0 == unknown-#memory_int-unknown[13][6]) && \valid[16] == 1) && unknown-#memory_int-unknown[15][2] == 0) && \valid[6] == 1) && retValue_acc == \result) && unknown-#memory_int-unknown[1][1] == 0) && unknown-#memory_int-unknown[15][0] == 79) && unknown-#memory_int-unknown[10][0] == 41) && \valid[17] == 1) && \valid[10] == 1) && unknown-#memory_int-unknown[5][1] == 110) && \valid[8] == 1) && unknown-#length-unknown[28] == 25) && \valid[13] == 1) && 0 < unknown-#StackHeapBarrier-unknown) && cleanupTimeShifts == 4) && #NULL == 0) || ((((((((((((((((((((((tmp___0 <= 2147483647 && 1 <= \result) && tmp___2 <= 2147483647) && 0 <= tmp___0 + 2147483648) && 1 <= tmp) && head == 0) && retValue_acc == 1) && tmp <= 1) && \result <= 1) && 0 <= waterLevel + 2147483648) && splverifierCounter == 0) && ((pumpRunning == 0 && !(tmp___2 == 0)) || ((tmp___1 <= 2147483647 && 0 <= tmp___1 + 2147483648) && ((pumpRunning == 0 && tmp___1 == 0) || (pumpRunning == 0 && 0 == systemActive))))) && 0 <= tmp + 2147483648) && 0 <= methaneLevelCritical) && waterLevel <= 2147483647) && head == 0) && #NULL == 0) && 0 <= tmp___2 + 2147483648) && 0 <= unknown-#StackHeapBarrier-unknown) && tmp <= 2147483647) && systemActive <= 1) && cleanupTimeShifts == 4) && #NULL == 0) [2021-11-23 02:22:03,219 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(#NULL == 0) || !(systemActive <= 1)) || !(pumpRunning == 0)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || \old(waterLevel) == waterLevel) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4) [2021-11-23 02:22:03,220 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((!(tmp == 0) && tmp___0 <= 2147483647) && 1 <= \result) && pumpRunning == 0) && 0 <= tmp___0 + 2147483648) && !(tmp___0 == 0)) && 1 <= tmp) && head == 0) && 2 <= waterLevel) && retValue_acc == 1) && tmp <= 1) && \result <= 1) && splverifierCounter == 0) && 0 <= tmp + 2147483648) && 0 <= methaneLevelCritical) && waterLevel <= 2147483647) && head == 0) && #NULL == 0) && 0 <= unknown-#StackHeapBarrier-unknown) && tmp <= 2147483647) && systemActive <= 1) && cleanupTimeShifts == 4) && #NULL == 0) || ((((((((((((((((((((tmp___0 <= 2147483647 && 1 <= \result) && pumpRunning == 0) && 0 <= tmp___0 + 2147483648) && !(tmp___0 == 0)) && 1 <= tmp) && head == 0) && retValue_acc == 1) && tmp <= 1) && \result <= 1) && splverifierCounter == 0) && 0 <= tmp + 2147483648) && 0 <= methaneLevelCritical) && head == 0) && #NULL == 0) && waterLevel == 1) && 0 <= unknown-#StackHeapBarrier-unknown) && tmp <= 2147483647) && systemActive <= 1) && cleanupTimeShifts == 4) && #NULL == 0)) || (((((((((((((((((((((!(tmp == 0) && 1 <= \result) && pumpRunning == 0) && 1 <= tmp) && head == 0) && 2 <= waterLevel) && retValue_acc == 1) && tmp <= 1) && \result <= 1) && methaneLevelCritical <= 0) && splverifierCounter == 0) && 0 <= tmp + 2147483648) && tmp___0 == 0) && 0 <= methaneLevelCritical) && waterLevel <= 2147483647) && head == 0) && #NULL == 0) && 0 <= unknown-#StackHeapBarrier-unknown) && tmp <= 2147483647) && systemActive <= 1) && cleanupTimeShifts == 4) && #NULL == 0)) || ((((((((((((((((((((((tmp___0 <= 2147483647 && 1 <= \result) && tmp___2 <= 2147483647) && 0 <= tmp___0 + 2147483648) && 1 <= tmp) && head == 0) && retValue_acc == 1) && tmp <= 1) && \result <= 1) && 0 <= waterLevel + 2147483648) && splverifierCounter == 0) && ((pumpRunning == 0 && !(tmp___2 == 0)) || ((tmp___1 <= 2147483647 && 0 <= tmp___1 + 2147483648) && ((pumpRunning == 0 && tmp___1 == 0) || (pumpRunning == 0 && 0 == systemActive))))) && 0 <= tmp + 2147483648) && 0 <= methaneLevelCritical) && waterLevel <= 2147483647) && head == 0) && #NULL == 0) && 0 <= tmp___2 + 2147483648) && 0 <= unknown-#StackHeapBarrier-unknown) && tmp <= 2147483647) && systemActive <= 1) && cleanupTimeShifts == 4) && #NULL == 0)) || ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((unknown-#memory_int-unknown[14][3] == 84 && unknown-#memory_int-unknown[6][2] == 102) && unknown-#memory_int-unknown[11][1] == 0) && 1 == \valid[5]) && 32 == unknown-#memory_int-unknown[10][1]) && unknown-#length-unknown[3] == 12) && 1 <= \result) && unknown-#memory_int-unknown[9][0] == 79) && \valid[15] == 1) && 112 == unknown-#memory_int-unknown[7][4]) && unknown-#memory_int-unknown[6][0] == 79) && 3 == unknown-#length-unknown[10]) && pumpRunning == 0) && \valid[26] == 1) && unknown-#memory_int-unknown[7][1] == 80) && 58 == unknown-#memory_int-unknown[13][5]) && unknown-#length-unknown[8] == 3) && unknown-#length-unknown[6] == 4) && \valid[9] == 1) && unknown-#length-unknown[4] == 13) && 117 == unknown-#memory_int-unknown[7][2]) && unknown-#memory_int-unknown[5][2] == 0) && 7 == unknown-#length-unknown[7]) && 7 == unknown-#length-unknown[13]) && 110 == unknown-#memory_int-unknown[8][1]) && unknown-#memory_int-unknown[6][1] == 102) && 1 <= tmp) && \valid[11] == 1) && \valid[27] == 1) && 58 == unknown-#memory_int-unknown[7][5]) && unknown-#memory_int-unknown[8][0] == 79) && 30 == unknown-#length-unknown[23]) && 41 == unknown-#memory_int-unknown[16][0]) && 44 == unknown-#memory_int-unknown[7][0]) && unknown-#length-unknown[24] == 9) && 31 == unknown-#length-unknown[2]) && head == 0) && 44 == unknown-#memory_int-unknown[13][0]) && unknown-#memory_int-unknown[11][0] == 10) && unknown-#memory_int-unknown[14][4] == 0) && 2 == unknown-#length-unknown[1]) && unknown-#length-unknown[17] == 30) && retValue_acc == 1) && 73 == unknown-#memory_int-unknown[14][2]) && 9 == unknown-#length-unknown[18]) && unknown-#length-unknown[19] == 21) && \valid[3] == 1) && \valid[7] == 1) && unknown-#length-unknown[22] == 21) && tmp <= 1) && \valid[18] == 1) && \valid[22] == 1) && 3 == unknown-#length-unknown[5]) && 30 == unknown-#length-unknown[26]) && 77 == unknown-#memory_int-unknown[13][1]) && 2 == unknown-#length-unknown[11]) && 1 == systemActive) && unknown-#length-unknown[15] == 3) && \valid[24] == 1) && unknown-#memory_int-unknown[9][3] == 0) && \valid[12] == 1) && \result <= 1) && \valid[28] == 1) && methaneLevelCritical <= 0) && unknown-#memory_int-unknown[14][1] == 82) && splverifierCounter == 0) && \valid[4] == 1) && unknown-#memory_int-unknown[9][1] == 102) && 0 <= tmp + 2147483648) && unknown-#memory_int-unknown[8][2] == 0) && unknown-#memory_int-unknown[16][1] == 0) && 101 == unknown-#memory_int-unknown[13][2]) && tmp___0 == 0) && 0 <= head) && 25 == unknown-#length-unknown[25]) && \valid[1] == 1) && unknown-#memory_int-unknown[7][6] == 0) && unknown-#memory_int-unknown[9][2] == 102) && \valid[20] == 1) && unknown-#memory_int-unknown[5][0] == 79) && unknown-#length-unknown[12] == 13) && 2 == unknown-#length-unknown[16]) && \valid[21] == 1) && unknown-#length-unknown[9] == 4) && 104 == unknown-#memory_int-unknown[13][4]) && 0 <= methaneLevelCritical) && unknown-#length-unknown[21] == 9) && \valid[14] == 1) && 116 == unknown-#memory_int-unknown[13][3]) && 5 == unknown-#length-unknown[14]) && \valid[0] == 0) && 30 == unknown-#length-unknown[20]) && \valid[25] == 1) && head <= 0) && \valid[2] == 1) && #NULL == 0) && unknown-#memory_int-unknown[14][0] == 67) && waterLevel == 1) && unknown-#memory_int-unknown[10][2] == 0) && unknown-#length-unknown[27] == 9) && unknown-#memory_int-unknown[1][0] == 48) && \valid[23] == 1) && \valid[19] == 1) && unknown-#memory_int-unknown[15][1] == 75) && 109 == unknown-#memory_int-unknown[7][3]) && unknown-#memory_int-unknown[6][3] == 0) && 0 == unknown-#memory_int-unknown[13][6]) && \valid[16] == 1) && unknown-#memory_int-unknown[15][2] == 0) && \valid[6] == 1) && unknown-#memory_int-unknown[1][1] == 0) && unknown-#memory_int-unknown[15][0] == 79) && unknown-#memory_int-unknown[10][0] == 41) && \valid[17] == 1) && \valid[10] == 1) && unknown-#memory_int-unknown[5][1] == 110) && \valid[8] == 1) && unknown-#length-unknown[28] == 25) && tmp <= 2147483647) && \valid[13] == 1) && 0 < unknown-#StackHeapBarrier-unknown) && cleanupTimeShifts == 4) && #NULL == 0) [2021-11-23 02:22:03,221 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(#NULL == 0) || !(systemActive <= 1)) || !(pumpRunning == 0)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || \result <= 2147483647) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4)) && (((((((((!(#NULL == 0) || !(systemActive <= 1)) || !(pumpRunning == 0)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || ((((retValue_acc == \result && retValue_acc == waterLevel) && tmp == \result) && 0 <= 2147483648 + \result) && \old(waterLevel) == waterLevel)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4)) [2021-11-23 02:22:03,222 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(#NULL == 0) || !(systemActive <= 1)) || !(pumpRunning == 0)) || (((((((retValue_acc == \result && retValue_acc == waterLevel) && tmp == 0) && pumpRunning == retValue_acc) && \result == retValue_acc) && tmp == \result) && \old(waterLevel) == waterLevel) && \result == tmp___0)) || ((((((!(tmp == 0) && retValue_acc == \result) && retValue_acc == waterLevel) && tmp == \result) && 0 <= 2147483648 + \result) && \old(waterLevel) == waterLevel) && \result <= 2147483647)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4) [2021-11-23 02:22:03,248 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/witness.graphml [2021-11-23 02:22:03,249 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 02:22:03,250 INFO L158 Benchmark]: Toolchain (without parser) took 66077.88ms. Allocated memory was 90.2MB in the beginning and 411.0MB in the end (delta: 320.9MB). Free memory was 66.7MB in the beginning and 215.3MB in the end (delta: -148.6MB). Peak memory consumption was 173.0MB. Max. memory is 16.1GB. [2021-11-23 02:22:03,250 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 90.2MB. Free memory was 63.4MB in the beginning and 63.4MB in the end (delta: 41.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 02:22:03,251 INFO L158 Benchmark]: CACSL2BoogieTranslator took 657.05ms. Allocated memory was 90.2MB in the beginning and 130.0MB in the end (delta: 39.8MB). Free memory was 66.6MB in the beginning and 92.0MB in the end (delta: -25.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 02:22:03,251 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.03ms. Allocated memory is still 130.0MB. Free memory was 92.0MB in the beginning and 89.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 02:22:03,252 INFO L158 Benchmark]: Boogie Preprocessor took 53.84ms. Allocated memory is still 130.0MB. Free memory was 89.7MB in the beginning and 88.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 02:22:03,252 INFO L158 Benchmark]: RCFGBuilder took 744.84ms. Allocated memory is still 130.0MB. Free memory was 88.3MB in the beginning and 69.1MB in the end (delta: 19.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 02:22:03,254 INFO L158 Benchmark]: TraceAbstraction took 64432.26ms. Allocated memory was 130.0MB in the beginning and 411.0MB in the end (delta: 281.0MB). Free memory was 68.4MB in the beginning and 220.6MB in the end (delta: -152.2MB). Peak memory consumption was 215.4MB. Max. memory is 16.1GB. [2021-11-23 02:22:03,254 INFO L158 Benchmark]: Witness Printer took 84.15ms. Allocated memory is still 411.0MB. Free memory was 219.5MB in the beginning and 215.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 02:22:03,257 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 90.2MB. Free memory was 63.4MB in the beginning and 63.4MB in the end (delta: 41.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 657.05ms. Allocated memory was 90.2MB in the beginning and 130.0MB in the end (delta: 39.8MB). Free memory was 66.6MB in the beginning and 92.0MB in the end (delta: -25.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.03ms. Allocated memory is still 130.0MB. Free memory was 92.0MB in the beginning and 89.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.84ms. Allocated memory is still 130.0MB. Free memory was 89.7MB in the beginning and 88.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 744.84ms. Allocated memory is still 130.0MB. Free memory was 88.3MB in the beginning and 69.1MB in the end (delta: 19.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 64432.26ms. Allocated memory was 130.0MB in the beginning and 411.0MB in the end (delta: 281.0MB). Free memory was 68.4MB in the beginning and 220.6MB in the end (delta: -152.2MB). Peak memory consumption was 215.4MB. Max. memory is 16.1GB. * Witness Printer took 84.15ms. Allocated memory is still 411.0MB. Free memory was 219.5MB in the beginning and 215.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * 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 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 35 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 64.3s, OverallIterations: 6, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 24.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.7s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 167 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 163 mSDsluCounter, 346 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 270 mSDsCounter, 115 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 855 IncrementalHoareTripleChecker+Invalid, 970 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 115 mSolverCounterUnsat, 126 mSDtfsCounter, 855 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 240 GetRequests, 111 SyntacticMatches, 11 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2209 ImplicationChecksByTransitivity, 32.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=85occurred in iteration=5, InterpolantAutomatonStates: 57, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 21 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 21 LocationsWithAnnotation, 107 PreInvPairs, 170 NumberOfFragments, 4462 HoareAnnotationTreeSize, 107 FomulaSimplifications, 972 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 21 FomulaSimplificationsInter, 9563 FormulaSimplificationTreeSizeReductionInter, 10.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 5.0s InterpolantComputationTime, 164 NumberOfCodeBlocks, 164 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 211 ConstructedInterpolants, 0 QuantifiedInterpolants, 1904 SizeOfPredicates, 32 NumberOfNonLiveVariables, 652 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 10 InterpolantComputations, 4 PerfectInterpolantSequences, 0/54 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: OVERALL_TIME: 14.2s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 7, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 60, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 73, TOOLS_POST_TIME: 3.7s, TOOLS_POST_CALL_APPLICATIONS: 35, TOOLS_POST_CALL_TIME: 6.6s, TOOLS_POST_RETURN_APPLICATIONS: 30, TOOLS_POST_RETURN_TIME: 2.5s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 138, TOOLS_QUANTIFIERELIM_TIME: 12.8s, TOOLS_QUANTIFIERELIM_MAX_TIME: 1.3s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 176, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 36, DOMAIN_JOIN_TIME: 1.0s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME: 0.1s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 60, DOMAIN_ISBOTTOM_TIME: 0.2s, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME: 10.9s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 10.9s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 30, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME: 0.0s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.0s, DAG_COMPRESSION_PROCESSED_NODES: 480, DAG_COMPRESSION_RETAINED_NODES: 151, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (((((((!(#NULL == 0) || !(systemActive <= 1)) || !(pumpRunning == 0)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4) - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: ((((((((!(#NULL == 0) || !(systemActive <= 1)) || !(pumpRunning == 0)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || \old(waterLevel) == waterLevel) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4) - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((unknown-#memory_int-unknown[14][3] == 84 && unknown-#memory_int-unknown[6][2] == 102) && unknown-#memory_int-unknown[11][1] == 0) && 1 == \valid[5]) && 32 == unknown-#memory_int-unknown[10][1]) && unknown-#length-unknown[3] == 12) && unknown-#memory_int-unknown[9][0] == 79) && \valid[15] == 1) && 112 == unknown-#memory_int-unknown[7][4]) && unknown-#memory_int-unknown[6][0] == 79) && 3 == unknown-#length-unknown[10]) && pumpRunning == 0) && \valid[26] == 1) && unknown-#memory_int-unknown[7][1] == 80) && 58 == unknown-#memory_int-unknown[13][5]) && unknown-#length-unknown[8] == 3) && unknown-#length-unknown[6] == 4) && \valid[9] == 1) && unknown-#length-unknown[4] == 13) && 117 == unknown-#memory_int-unknown[7][2]) && unknown-#memory_int-unknown[5][2] == 0) && 7 == unknown-#length-unknown[7]) && 7 == unknown-#length-unknown[13]) && 110 == unknown-#memory_int-unknown[8][1]) && unknown-#memory_int-unknown[6][1] == 102) && \valid[11] == 1) && \valid[27] == 1) && methaneLevelCritical == 0) && 58 == unknown-#memory_int-unknown[7][5]) && unknown-#memory_int-unknown[8][0] == 79) && 30 == unknown-#length-unknown[23]) && 41 == unknown-#memory_int-unknown[16][0]) && 44 == unknown-#memory_int-unknown[7][0]) && unknown-#length-unknown[24] == 9) && 31 == unknown-#length-unknown[2]) && head == 0) && 44 == unknown-#memory_int-unknown[13][0]) && unknown-#memory_int-unknown[11][0] == 10) && unknown-#memory_int-unknown[14][4] == 0) && 2 == unknown-#length-unknown[1]) && unknown-#length-unknown[17] == 30) && retValue_acc == 1) && 73 == unknown-#memory_int-unknown[14][2]) && 9 == unknown-#length-unknown[18]) && unknown-#length-unknown[19] == 21) && \valid[3] == 1) && \valid[7] == 1) && unknown-#length-unknown[22] == 21) && \valid[18] == 1) && \valid[22] == 1) && 3 == unknown-#length-unknown[5]) && 30 == unknown-#length-unknown[26]) && 77 == unknown-#memory_int-unknown[13][1]) && \result == tmp) && 2 == unknown-#length-unknown[11]) && 1 == systemActive) && unknown-#length-unknown[15] == 3) && \valid[24] == 1) && unknown-#memory_int-unknown[9][3] == 0) && \valid[12] == 1) && \valid[28] == 1) && unknown-#memory_int-unknown[14][1] == 82) && splverifierCounter == 0) && \valid[4] == 1) && unknown-#memory_int-unknown[9][1] == 102) && unknown-#memory_int-unknown[8][2] == 0) && unknown-#memory_int-unknown[16][1] == 0) && 101 == unknown-#memory_int-unknown[13][2]) && 25 == unknown-#length-unknown[25]) && \valid[1] == 1) && unknown-#memory_int-unknown[7][6] == 0) && unknown-#memory_int-unknown[9][2] == 102) && \valid[20] == 1) && unknown-#memory_int-unknown[5][0] == 79) && unknown-#length-unknown[12] == 13) && 2 == unknown-#length-unknown[16]) && \valid[21] == 1) && unknown-#length-unknown[9] == 4) && 104 == unknown-#memory_int-unknown[13][4]) && unknown-#length-unknown[21] == 9) && \valid[14] == 1) && 116 == unknown-#memory_int-unknown[13][3]) && 5 == unknown-#length-unknown[14]) && \valid[0] == 0) && 30 == unknown-#length-unknown[20]) && \valid[25] == 1) && head == 0) && \valid[2] == 1) && #NULL == 0) && unknown-#memory_int-unknown[14][0] == 67) && waterLevel == 1) && unknown-#memory_int-unknown[10][2] == 0) && unknown-#length-unknown[27] == 9) && unknown-#memory_int-unknown[1][0] == 48) && \valid[23] == 1) && \valid[19] == 1) && unknown-#memory_int-unknown[15][1] == 75) && 109 == unknown-#memory_int-unknown[7][3]) && unknown-#memory_int-unknown[6][3] == 0) && 0 == unknown-#memory_int-unknown[13][6]) && \valid[16] == 1) && unknown-#memory_int-unknown[15][2] == 0) && \valid[6] == 1) && retValue_acc == \result) && unknown-#memory_int-unknown[1][1] == 0) && unknown-#memory_int-unknown[15][0] == 79) && unknown-#memory_int-unknown[10][0] == 41) && \valid[17] == 1) && \valid[10] == 1) && unknown-#memory_int-unknown[5][1] == 110) && \valid[8] == 1) && unknown-#length-unknown[28] == 25) && \valid[13] == 1) && 0 < unknown-#StackHeapBarrier-unknown) && cleanupTimeShifts == 4) && #NULL == 0) || ((((((((((((((((((((((tmp___0 <= 2147483647 && 1 <= \result) && tmp___2 <= 2147483647) && 0 <= tmp___0 + 2147483648) && 1 <= tmp) && head == 0) && retValue_acc == 1) && tmp <= 1) && \result <= 1) && 0 <= waterLevel + 2147483648) && splverifierCounter == 0) && ((pumpRunning == 0 && !(tmp___2 == 0)) || ((tmp___1 <= 2147483647 && 0 <= tmp___1 + 2147483648) && ((pumpRunning == 0 && tmp___1 == 0) || (pumpRunning == 0 && 0 == systemActive))))) && 0 <= tmp + 2147483648) && 0 <= methaneLevelCritical) && waterLevel <= 2147483647) && head == 0) && #NULL == 0) && 0 <= tmp___2 + 2147483648) && 0 <= unknown-#StackHeapBarrier-unknown) && tmp <= 2147483647) && systemActive <= 1) && cleanupTimeShifts == 4) && #NULL == 0) - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((unknown-#memory_int-unknown[14][3] == 84 && unknown-#memory_int-unknown[6][2] == 102) && unknown-#memory_int-unknown[11][1] == 0) && 1 == \valid[5]) && 32 == unknown-#memory_int-unknown[10][1]) && unknown-#length-unknown[3] == 12) && unknown-#memory_int-unknown[9][0] == 79) && \valid[15] == 1) && 112 == unknown-#memory_int-unknown[7][4]) && unknown-#memory_int-unknown[6][0] == 79) && 3 == unknown-#length-unknown[10]) && pumpRunning == 0) && \valid[26] == 1) && unknown-#memory_int-unknown[7][1] == 80) && 58 == unknown-#memory_int-unknown[13][5]) && unknown-#length-unknown[8] == 3) && unknown-#length-unknown[6] == 4) && \valid[9] == 1) && unknown-#length-unknown[4] == 13) && 117 == unknown-#memory_int-unknown[7][2]) && unknown-#memory_int-unknown[5][2] == 0) && 7 == unknown-#length-unknown[7]) && 7 == unknown-#length-unknown[13]) && 110 == unknown-#memory_int-unknown[8][1]) && unknown-#memory_int-unknown[6][1] == 102) && \valid[11] == 1) && \valid[27] == 1) && methaneLevelCritical == 0) && 58 == unknown-#memory_int-unknown[7][5]) && unknown-#memory_int-unknown[8][0] == 79) && 30 == unknown-#length-unknown[23]) && 41 == unknown-#memory_int-unknown[16][0]) && 44 == unknown-#memory_int-unknown[7][0]) && unknown-#length-unknown[24] == 9) && 31 == unknown-#length-unknown[2]) && head == 0) && 44 == unknown-#memory_int-unknown[13][0]) && unknown-#memory_int-unknown[11][0] == 10) && unknown-#memory_int-unknown[14][4] == 0) && 2 == unknown-#length-unknown[1]) && unknown-#length-unknown[17] == 30) && retValue_acc == 1) && 73 == unknown-#memory_int-unknown[14][2]) && 9 == unknown-#length-unknown[18]) && unknown-#length-unknown[19] == 21) && \valid[3] == 1) && \valid[7] == 1) && unknown-#length-unknown[22] == 21) && \valid[18] == 1) && \valid[22] == 1) && 3 == unknown-#length-unknown[5]) && 30 == unknown-#length-unknown[26]) && 77 == unknown-#memory_int-unknown[13][1]) && \result == tmp) && 2 == unknown-#length-unknown[11]) && 1 == systemActive) && unknown-#length-unknown[15] == 3) && \valid[24] == 1) && unknown-#memory_int-unknown[9][3] == 0) && \valid[12] == 1) && \valid[28] == 1) && unknown-#memory_int-unknown[14][1] == 82) && \valid[4] == 1) && unknown-#memory_int-unknown[9][1] == 102) && unknown-#memory_int-unknown[8][2] == 0) && unknown-#memory_int-unknown[16][1] == 0) && 101 == unknown-#memory_int-unknown[13][2]) && 25 == unknown-#length-unknown[25]) && \valid[1] == 1) && unknown-#memory_int-unknown[7][6] == 0) && unknown-#memory_int-unknown[9][2] == 102) && \valid[20] == 1) && unknown-#memory_int-unknown[5][0] == 79) && unknown-#length-unknown[12] == 13) && 2 == unknown-#length-unknown[16]) && \valid[21] == 1) && unknown-#length-unknown[9] == 4) && 104 == unknown-#memory_int-unknown[13][4]) && unknown-#length-unknown[21] == 9) && \valid[14] == 1) && 116 == unknown-#memory_int-unknown[13][3]) && 5 == unknown-#length-unknown[14]) && \valid[0] == 0) && 30 == unknown-#length-unknown[20]) && \valid[25] == 1) && head == 0) && \valid[2] == 1) && #NULL == 0) && unknown-#memory_int-unknown[14][0] == 67) && waterLevel == 1) && unknown-#memory_int-unknown[10][2] == 0) && unknown-#length-unknown[27] == 9) && unknown-#memory_int-unknown[1][0] == 48) && \valid[23] == 1) && \valid[19] == 1) && unknown-#memory_int-unknown[15][1] == 75) && 109 == unknown-#memory_int-unknown[7][3]) && unknown-#memory_int-unknown[6][3] == 0) && 0 == unknown-#memory_int-unknown[13][6]) && \valid[16] == 1) && unknown-#memory_int-unknown[15][2] == 0) && \valid[6] == 1) && retValue_acc == \result) && unknown-#memory_int-unknown[1][1] == 0) && unknown-#memory_int-unknown[15][0] == 79) && unknown-#memory_int-unknown[10][0] == 41) && \valid[17] == 1) && \valid[10] == 1) && unknown-#memory_int-unknown[5][1] == 110) && \valid[8] == 1) && unknown-#length-unknown[28] == 25) && \valid[13] == 1) && 0 < unknown-#StackHeapBarrier-unknown) && cleanupTimeShifts == 4) && #NULL == 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 242]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((!(tmp == 0) && tmp___0 <= 2147483647) && 1 <= \result) && pumpRunning == 0) && 0 <= tmp___0 + 2147483648) && !(tmp___0 == 0)) && 1 <= tmp) && head == 0) && 2 <= waterLevel) && retValue_acc == 1) && tmp <= 1) && \result <= 1) && splverifierCounter == 0) && 0 <= tmp + 2147483648) && 0 <= methaneLevelCritical) && waterLevel <= 2147483647) && head == 0) && #NULL == 0) && 0 <= unknown-#StackHeapBarrier-unknown) && tmp <= 2147483647) && systemActive <= 1) && cleanupTimeShifts == 4) && #NULL == 0) || ((((((((((((((((((((tmp___0 <= 2147483647 && 1 <= \result) && pumpRunning == 0) && 0 <= tmp___0 + 2147483648) && !(tmp___0 == 0)) && 1 <= tmp) && head == 0) && retValue_acc == 1) && tmp <= 1) && \result <= 1) && splverifierCounter == 0) && 0 <= tmp + 2147483648) && 0 <= methaneLevelCritical) && head == 0) && #NULL == 0) && waterLevel == 1) && 0 <= unknown-#StackHeapBarrier-unknown) && tmp <= 2147483647) && systemActive <= 1) && cleanupTimeShifts == 4) && #NULL == 0)) || (((((((((((((((((((((!(tmp == 0) && 1 <= \result) && pumpRunning == 0) && 1 <= tmp) && head == 0) && 2 <= waterLevel) && retValue_acc == 1) && tmp <= 1) && \result <= 1) && methaneLevelCritical <= 0) && splverifierCounter == 0) && 0 <= tmp + 2147483648) && tmp___0 == 0) && 0 <= methaneLevelCritical) && waterLevel <= 2147483647) && head == 0) && #NULL == 0) && 0 <= unknown-#StackHeapBarrier-unknown) && tmp <= 2147483647) && systemActive <= 1) && cleanupTimeShifts == 4) && #NULL == 0)) || ((((((((((((((((((((((tmp___0 <= 2147483647 && 1 <= \result) && tmp___2 <= 2147483647) && 0 <= tmp___0 + 2147483648) && 1 <= tmp) && head == 0) && retValue_acc == 1) && tmp <= 1) && \result <= 1) && 0 <= waterLevel + 2147483648) && splverifierCounter == 0) && ((pumpRunning == 0 && !(tmp___2 == 0)) || ((tmp___1 <= 2147483647 && 0 <= tmp___1 + 2147483648) && ((pumpRunning == 0 && tmp___1 == 0) || (pumpRunning == 0 && 0 == systemActive))))) && 0 <= tmp + 2147483648) && 0 <= methaneLevelCritical) && waterLevel <= 2147483647) && head == 0) && #NULL == 0) && 0 <= tmp___2 + 2147483648) && 0 <= unknown-#StackHeapBarrier-unknown) && tmp <= 2147483647) && systemActive <= 1) && cleanupTimeShifts == 4) && #NULL == 0)) || ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((unknown-#memory_int-unknown[14][3] == 84 && unknown-#memory_int-unknown[6][2] == 102) && unknown-#memory_int-unknown[11][1] == 0) && 1 == \valid[5]) && 32 == unknown-#memory_int-unknown[10][1]) && unknown-#length-unknown[3] == 12) && 1 <= \result) && unknown-#memory_int-unknown[9][0] == 79) && \valid[15] == 1) && 112 == unknown-#memory_int-unknown[7][4]) && unknown-#memory_int-unknown[6][0] == 79) && 3 == unknown-#length-unknown[10]) && pumpRunning == 0) && \valid[26] == 1) && unknown-#memory_int-unknown[7][1] == 80) && 58 == unknown-#memory_int-unknown[13][5]) && unknown-#length-unknown[8] == 3) && unknown-#length-unknown[6] == 4) && \valid[9] == 1) && unknown-#length-unknown[4] == 13) && 117 == unknown-#memory_int-unknown[7][2]) && unknown-#memory_int-unknown[5][2] == 0) && 7 == unknown-#length-unknown[7]) && 7 == unknown-#length-unknown[13]) && 110 == unknown-#memory_int-unknown[8][1]) && unknown-#memory_int-unknown[6][1] == 102) && 1 <= tmp) && \valid[11] == 1) && \valid[27] == 1) && 58 == unknown-#memory_int-unknown[7][5]) && unknown-#memory_int-unknown[8][0] == 79) && 30 == unknown-#length-unknown[23]) && 41 == unknown-#memory_int-unknown[16][0]) && 44 == unknown-#memory_int-unknown[7][0]) && unknown-#length-unknown[24] == 9) && 31 == unknown-#length-unknown[2]) && head == 0) && 44 == unknown-#memory_int-unknown[13][0]) && unknown-#memory_int-unknown[11][0] == 10) && unknown-#memory_int-unknown[14][4] == 0) && 2 == unknown-#length-unknown[1]) && unknown-#length-unknown[17] == 30) && retValue_acc == 1) && 73 == unknown-#memory_int-unknown[14][2]) && 9 == unknown-#length-unknown[18]) && unknown-#length-unknown[19] == 21) && \valid[3] == 1) && \valid[7] == 1) && unknown-#length-unknown[22] == 21) && tmp <= 1) && \valid[18] == 1) && \valid[22] == 1) && 3 == unknown-#length-unknown[5]) && 30 == unknown-#length-unknown[26]) && 77 == unknown-#memory_int-unknown[13][1]) && 2 == unknown-#length-unknown[11]) && 1 == systemActive) && unknown-#length-unknown[15] == 3) && \valid[24] == 1) && unknown-#memory_int-unknown[9][3] == 0) && \valid[12] == 1) && \result <= 1) && \valid[28] == 1) && methaneLevelCritical <= 0) && unknown-#memory_int-unknown[14][1] == 82) && splverifierCounter == 0) && \valid[4] == 1) && unknown-#memory_int-unknown[9][1] == 102) && 0 <= tmp + 2147483648) && unknown-#memory_int-unknown[8][2] == 0) && unknown-#memory_int-unknown[16][1] == 0) && 101 == unknown-#memory_int-unknown[13][2]) && tmp___0 == 0) && 0 <= head) && 25 == unknown-#length-unknown[25]) && \valid[1] == 1) && unknown-#memory_int-unknown[7][6] == 0) && unknown-#memory_int-unknown[9][2] == 102) && \valid[20] == 1) && unknown-#memory_int-unknown[5][0] == 79) && unknown-#length-unknown[12] == 13) && 2 == unknown-#length-unknown[16]) && \valid[21] == 1) && unknown-#length-unknown[9] == 4) && 104 == unknown-#memory_int-unknown[13][4]) && 0 <= methaneLevelCritical) && unknown-#length-unknown[21] == 9) && \valid[14] == 1) && 116 == unknown-#memory_int-unknown[13][3]) && 5 == unknown-#length-unknown[14]) && \valid[0] == 0) && 30 == unknown-#length-unknown[20]) && \valid[25] == 1) && head <= 0) && \valid[2] == 1) && #NULL == 0) && unknown-#memory_int-unknown[14][0] == 67) && waterLevel == 1) && unknown-#memory_int-unknown[10][2] == 0) && unknown-#length-unknown[27] == 9) && unknown-#memory_int-unknown[1][0] == 48) && \valid[23] == 1) && \valid[19] == 1) && unknown-#memory_int-unknown[15][1] == 75) && 109 == unknown-#memory_int-unknown[7][3]) && unknown-#memory_int-unknown[6][3] == 0) && 0 == unknown-#memory_int-unknown[13][6]) && \valid[16] == 1) && unknown-#memory_int-unknown[15][2] == 0) && \valid[6] == 1) && unknown-#memory_int-unknown[1][1] == 0) && unknown-#memory_int-unknown[15][0] == 79) && unknown-#memory_int-unknown[10][0] == 41) && \valid[17] == 1) && \valid[10] == 1) && unknown-#memory_int-unknown[5][1] == 110) && \valid[8] == 1) && unknown-#length-unknown[28] == 25) && tmp <= 2147483647) && \valid[13] == 1) && 0 < unknown-#StackHeapBarrier-unknown) && cleanupTimeShifts == 4) && #NULL == 0) - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: (((((((((!(#NULL == 0) || !(systemActive <= 1)) || !(pumpRunning == 0)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || \result <= 2147483647) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4)) && (((((((((!(#NULL == 0) || !(systemActive <= 1)) || !(pumpRunning == 0)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || ((((retValue_acc == \result && retValue_acc == waterLevel) && tmp == \result) && 0 <= 2147483648 + \result) && \old(waterLevel) == waterLevel)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4)) - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: (((((((((!(#NULL == 0) || !(systemActive <= 1)) || !(pumpRunning == 0)) || (((((((retValue_acc == \result && retValue_acc == waterLevel) && tmp == 0) && pumpRunning == retValue_acc) && \result == retValue_acc) && tmp == \result) && \old(waterLevel) == waterLevel) && \result == tmp___0)) || ((((((!(tmp == 0) && retValue_acc == \result) && retValue_acc == waterLevel) && tmp == \result) && 0 <= 2147483648 + \result) && \old(waterLevel) == waterLevel) && \result <= 2147483647)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(head == 0)) || !(cleanupTimeShifts == 4) - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-11-23 02:22:03,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96f3b1f0-9d7d-4c0b-aa78-ea4df408e771/bin/utaipan-EQgc7hIp5V/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