./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product37.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_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/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_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/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_86f8dd54-37ec-470d-a33a-1d01745997c8/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 29e70cf9c9b1d0bd005d907ed1d78af9dd0d19752a19f66dfee72f35dd243fc7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 03:46:44,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 03:46:44,636 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 03:46:44,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 03:46:44,689 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 03:46:44,694 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 03:46:44,696 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 03:46:44,701 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 03:46:44,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 03:46:44,710 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 03:46:44,711 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 03:46:44,713 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 03:46:44,714 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 03:46:44,717 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 03:46:44,719 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 03:46:44,725 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 03:46:44,726 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 03:46:44,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 03:46:44,730 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 03:46:44,738 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 03:46:44,740 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 03:46:44,742 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 03:46:44,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 03:46:44,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 03:46:44,756 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 03:46:44,757 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 03:46:44,757 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 03:46:44,759 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 03:46:44,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 03:46:44,761 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 03:46:44,762 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 03:46:44,763 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 03:46:44,766 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 03:46:44,767 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 03:46:44,769 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 03:46:44,769 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 03:46:44,770 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 03:46:44,770 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 03:46:44,771 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 03:46:44,772 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 03:46:44,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 03:46:44,773 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 03:46:44,825 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 03:46:44,826 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 03:46:44,827 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 03:46:44,827 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 03:46:44,828 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 03:46:44,829 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 03:46:44,829 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 03:46:44,829 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 03:46:44,829 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 03:46:44,830 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 03:46:44,831 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 03:46:44,831 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 03:46:44,831 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 03:46:44,832 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 03:46:44,832 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 03:46:44,832 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 03:46:44,832 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 03:46:44,833 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 03:46:44,833 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 03:46:44,834 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 03:46:44,834 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 03:46:44,834 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 03:46:44,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 03:46:44,835 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 03:46:44,835 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 03:46:44,835 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 03:46:44,837 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 03:46:44,837 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 03:46:44,837 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 03:46:44,837 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 03:46:44,838 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 03:46:44,838 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 03:46:44,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:46:44,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 03:46:44,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 03:46:44,839 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 03:46:44,839 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 03:46:44,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 03:46:44,840 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 03:46:44,840 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 03:46:44,840 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 03:46:44,840 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_86f8dd54-37ec-470d-a33a-1d01745997c8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29e70cf9c9b1d0bd005d907ed1d78af9dd0d19752a19f66dfee72f35dd243fc7 [2021-11-23 03:46:45,116 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 03:46:45,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 03:46:45,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 03:46:45,159 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 03:46:45,160 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 03:46:45,162 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c [2021-11-23 03:46:45,239 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/data/673aff735/a62417ad00ce4d788d6c176d3b8c0899/FLAGd64624245 [2021-11-23 03:46:45,838 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 03:46:45,839 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c [2021-11-23 03:46:45,862 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/data/673aff735/a62417ad00ce4d788d6c176d3b8c0899/FLAGd64624245 [2021-11-23 03:46:46,104 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/data/673aff735/a62417ad00ce4d788d6c176d3b8c0899 [2021-11-23 03:46:46,106 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 03:46:46,108 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 03:46:46,110 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 03:46:46,110 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 03:46:46,113 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 03:46:46,114 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:46" (1/1) ... [2021-11-23 03:46:46,115 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ae83d48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46, skipping insertion in model container [2021-11-23 03:46:46,116 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:46" (1/1) ... [2021-11-23 03:46:46,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 03:46:46,161 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 03:46:46,466 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_86f8dd54-37ec-470d-a33a-1d01745997c8/sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c[17206,17219] [2021-11-23 03:46:46,473 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 03:46:46,483 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 03:46:46,553 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_86f8dd54-37ec-470d-a33a-1d01745997c8/sv-benchmarks/c/product-lines/minepump_spec3_product37.cil.c[17206,17219] [2021-11-23 03:46:46,556 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 03:46:46,575 INFO L208 MainTranslator]: Completed translation [2021-11-23 03:46:46,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46 WrapperNode [2021-11-23 03:46:46,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 03:46:46,577 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 03:46:46,577 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 03:46:46,577 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 03:46:46,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 03:46:46,602 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 03:46:46,649 INFO L137 Inliner]: procedures = 53, calls = 154, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 251 [2021-11-23 03:46:46,653 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 03:46:46,655 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 03:46:46,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 03:46:46,655 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 03:46:46,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 03:46:46,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 03:46:46,666 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 03:46:46,667 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 03:46:46,673 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 03:46:46,697 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 03:46:46,699 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 03:46:46,702 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 03:46:46,703 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 03:46:46,703 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 03:46:46,703 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 03:46:46,705 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (1/1) ... [2021-11-23 03:46:46,714 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:46:46,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:46:46,742 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 03:46:46,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 03:46:46,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 03:46:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-11-23 03:46:46,783 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-11-23 03:46:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-11-23 03:46:46,783 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-11-23 03:46:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 03:46:46,783 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 03:46:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 03:46:46,784 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 03:46:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2021-11-23 03:46:46,784 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2021-11-23 03:46:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-23 03:46:46,784 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-23 03:46:46,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 03:46:46,785 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-23 03:46:46,785 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-23 03:46:46,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 03:46:46,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 03:46:46,856 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 03:46:46,858 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 03:46:47,203 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 03:46:47,321 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 03:46:47,321 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 03:46:47,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:46:47 BoogieIcfgContainer [2021-11-23 03:46:47,326 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 03:46:47,328 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 03:46:47,328 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 03:46:47,332 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 03:46:47,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:46:46" (1/3) ... [2021-11-23 03:46:47,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@131e895a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:46:47, skipping insertion in model container [2021-11-23 03:46:47,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:46" (2/3) ... [2021-11-23 03:46:47,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@131e895a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:46:47, skipping insertion in model container [2021-11-23 03:46:47,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:46:47" (3/3) ... [2021-11-23 03:46:47,336 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product37.cil.c [2021-11-23 03:46:47,345 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 03:46:47,345 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 03:46:47,407 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 03:46:47,414 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 03:46:47,415 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 03:46:47,434 INFO L276 IsEmpty]: Start isEmpty. Operand has 58 states, 37 states have (on average 1.4324324324324325) internal successors, (53), 45 states have internal predecessors, (53), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) [2021-11-23 03:46:47,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 03:46:47,441 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:46:47,442 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:46:47,442 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:46:47,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:46:47,448 INFO L85 PathProgramCache]: Analyzing trace with hash 1845576605, now seen corresponding path program 1 times [2021-11-23 03:46:47,458 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:46:47,458 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211161680] [2021-11-23 03:46:47,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:46:47,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:46:47,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:46:47,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:46:47,659 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:46:47,659 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211161680] [2021-11-23 03:46:47,660 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [211161680] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:46:47,661 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:46:47,661 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 03:46:47,663 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857062736] [2021-11-23 03:46:47,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:46:47,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-23 03:46:47,669 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:46:47,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-23 03:46:47,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 03:46:47,706 INFO L87 Difference]: Start difference. First operand has 58 states, 37 states have (on average 1.4324324324324325) internal successors, (53), 45 states have internal predecessors, (53), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-23 03:46:47,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:46:47,840 INFO L93 Difference]: Finished difference Result 114 states and 155 transitions. [2021-11-23 03:46:47,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 03:46:47,847 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 17 [2021-11-23 03:46:47,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:46:47,863 INFO L225 Difference]: With dead ends: 114 [2021-11-23 03:46:47,864 INFO L226 Difference]: Without dead ends: 53 [2021-11-23 03:46:47,869 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 03:46:47,877 INFO L933 BasicCegarLoop]: 56 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 03:46:47,878 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 56 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 03:46:47,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-11-23 03:46:47,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-11-23 03:46:47,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 41 states have internal predecessors, (45), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-23 03:46:47,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 68 transitions. [2021-11-23 03:46:47,921 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 68 transitions. Word has length 17 [2021-11-23 03:46:47,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:46:47,921 INFO L470 AbstractCegarLoop]: Abstraction has 53 states and 68 transitions. [2021-11-23 03:46:47,921 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-23 03:46:47,922 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2021-11-23 03:46:47,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 03:46:47,924 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:46:47,924 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:46:47,925 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 03:46:47,925 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:46:47,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:46:47,926 INFO L85 PathProgramCache]: Analyzing trace with hash 1183358769, now seen corresponding path program 1 times [2021-11-23 03:46:47,926 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:46:47,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17857132] [2021-11-23 03:46:47,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:46:47,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:46:47,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:46:48,059 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 03:46:48,060 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:46:48,060 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [17857132] [2021-11-23 03:46:48,060 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [17857132] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:46:48,061 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:46:48,061 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 03:46:48,061 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666459617] [2021-11-23 03:46:48,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:46:48,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 03:46:48,065 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:46:48,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 03:46:48,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 03:46:48,066 INFO L87 Difference]: Start difference. First operand 53 states and 68 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-23 03:46:48,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:46:48,141 INFO L93 Difference]: Finished difference Result 83 states and 107 transitions. [2021-11-23 03:46:48,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 03:46:48,145 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 18 [2021-11-23 03:46:48,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:46:48,146 INFO L225 Difference]: With dead ends: 83 [2021-11-23 03:46:48,148 INFO L226 Difference]: Without dead ends: 45 [2021-11-23 03:46:48,149 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 03:46:48,151 INFO L933 BasicCegarLoop]: 42 mSDtfsCounter, 7 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 03:46:48,153 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 75 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 03:46:48,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-11-23 03:46:48,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-11-23 03:46:48,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 29 states have (on average 1.3448275862068966) internal successors, (39), 36 states have internal predecessors, (39), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) [2021-11-23 03:46:48,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 57 transitions. [2021-11-23 03:46:48,163 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 57 transitions. Word has length 18 [2021-11-23 03:46:48,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:46:48,163 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 57 transitions. [2021-11-23 03:46:48,164 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-23 03:46:48,164 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 57 transitions. [2021-11-23 03:46:48,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 03:46:48,165 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:46:48,165 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:46:48,166 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 03:46:48,166 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:46:48,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:46:48,167 INFO L85 PathProgramCache]: Analyzing trace with hash 448709784, now seen corresponding path program 1 times [2021-11-23 03:46:48,167 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:46:48,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756641904] [2021-11-23 03:46:48,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:46:48,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:46:48,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:46:48,235 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 03:46:48,235 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:46:48,235 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756641904] [2021-11-23 03:46:48,236 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756641904] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:46:48,236 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:46:48,236 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 03:46:48,236 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828205818] [2021-11-23 03:46:48,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:46:48,237 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 03:46:48,237 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:46:48,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 03:46:48,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 03:46:48,238 INFO L87 Difference]: Start difference. First operand 45 states and 57 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 03:46:48,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:46:48,286 INFO L93 Difference]: Finished difference Result 88 states and 113 transitions. [2021-11-23 03:46:48,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 03:46:48,286 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 20 [2021-11-23 03:46:48,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:46:48,287 INFO L225 Difference]: With dead ends: 88 [2021-11-23 03:46:48,288 INFO L226 Difference]: Without dead ends: 45 [2021-11-23 03:46:48,288 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 03:46:48,290 INFO L933 BasicCegarLoop]: 40 mSDtfsCounter, 46 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 03:46:48,291 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [46 Valid, 40 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 03:46:48,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2021-11-23 03:46:48,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2021-11-23 03:46:48,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 29 states have (on average 1.3103448275862069) internal successors, (38), 36 states have internal predecessors, (38), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) [2021-11-23 03:46:48,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 56 transitions. [2021-11-23 03:46:48,300 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 56 transitions. Word has length 20 [2021-11-23 03:46:48,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:46:48,301 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 56 transitions. [2021-11-23 03:46:48,301 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 03:46:48,301 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 56 transitions. [2021-11-23 03:46:48,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 03:46:48,303 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:46:48,303 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:46:48,303 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 03:46:48,303 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:46:48,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:46:48,304 INFO L85 PathProgramCache]: Analyzing trace with hash -290321324, now seen corresponding path program 1 times [2021-11-23 03:46:48,304 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:46:48,305 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866672889] [2021-11-23 03:46:48,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:46:48,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:46:48,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:46:48,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 03:46:48,358 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:46:48,358 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866672889] [2021-11-23 03:46:48,359 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866672889] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:46:48,359 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:46:48,359 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 03:46:48,359 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577317246] [2021-11-23 03:46:48,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:46:48,360 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 03:46:48,360 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:46:48,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 03:46:48,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 03:46:48,361 INFO L87 Difference]: Start difference. First operand 45 states and 56 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-23 03:46:48,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:46:48,437 INFO L93 Difference]: Finished difference Result 123 states and 156 transitions. [2021-11-23 03:46:48,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 03:46:48,438 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 27 [2021-11-23 03:46:48,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:46:48,440 INFO L225 Difference]: With dead ends: 123 [2021-11-23 03:46:48,441 INFO L226 Difference]: Without dead ends: 80 [2021-11-23 03:46:48,442 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 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 03:46:48,443 INFO L933 BasicCegarLoop]: 58 mSDtfsCounter, 35 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 93 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 03:46:48,444 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 93 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 03:46:48,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2021-11-23 03:46:48,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 78. [2021-11-23 03:46:48,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 52 states have (on average 1.2692307692307692) internal successors, (66), 59 states have internal predecessors, (66), 13 states have call successors, (13), 12 states have call predecessors, (13), 12 states have return successors, (17), 13 states have call predecessors, (17), 13 states have call successors, (17) [2021-11-23 03:46:48,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 96 transitions. [2021-11-23 03:46:48,471 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 96 transitions. Word has length 27 [2021-11-23 03:46:48,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:46:48,472 INFO L470 AbstractCegarLoop]: Abstraction has 78 states and 96 transitions. [2021-11-23 03:46:48,472 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-23 03:46:48,472 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 96 transitions. [2021-11-23 03:46:48,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 03:46:48,474 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:46:48,475 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:46:48,475 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-23 03:46:48,475 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:46:48,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:46:48,476 INFO L85 PathProgramCache]: Analyzing trace with hash -1365902772, now seen corresponding path program 1 times [2021-11-23 03:46:48,476 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:46:48,476 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1422798124] [2021-11-23 03:46:48,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:46:48,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:46:48,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:46:48,634 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 03:46:48,634 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:46:48,634 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1422798124] [2021-11-23 03:46:48,635 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1422798124] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:46:48,635 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:46:48,635 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-23 03:46:48,635 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182993732] [2021-11-23 03:46:48,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:46:48,636 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 03:46:48,636 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:46:48,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 03:46:48,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-23 03:46:48,638 INFO L87 Difference]: Start difference. First operand 78 states and 96 transitions. Second operand has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 03:46:48,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:46:48,862 INFO L93 Difference]: Finished difference Result 228 states and 282 transitions. [2021-11-23 03:46:48,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 03:46:48,863 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 28 [2021-11-23 03:46:48,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:46:48,869 INFO L225 Difference]: With dead ends: 228 [2021-11-23 03:46:48,874 INFO L226 Difference]: Without dead ends: 152 [2021-11-23 03:46:48,878 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-11-23 03:46:48,881 INFO L933 BasicCegarLoop]: 68 mSDtfsCounter, 118 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 167 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 03:46:48,882 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [119 Valid, 167 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 03:46:48,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2021-11-23 03:46:48,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 124. [2021-11-23 03:46:48,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 84 states have (on average 1.2619047619047619) internal successors, (106), 92 states have internal predecessors, (106), 19 states have call successors, (19), 18 states have call predecessors, (19), 20 states have return successors, (25), 20 states have call predecessors, (25), 19 states have call successors, (25) [2021-11-23 03:46:48,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 150 transitions. [2021-11-23 03:46:48,924 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 150 transitions. Word has length 28 [2021-11-23 03:46:48,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:46:48,925 INFO L470 AbstractCegarLoop]: Abstraction has 124 states and 150 transitions. [2021-11-23 03:46:48,925 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-23 03:46:48,925 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 150 transitions. [2021-11-23 03:46:48,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 03:46:48,930 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:46:48,930 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:46:48,930 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-23 03:46:48,931 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:46:48,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:46:48,931 INFO L85 PathProgramCache]: Analyzing trace with hash 1383824966, now seen corresponding path program 1 times [2021-11-23 03:46:48,932 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:46:48,932 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983971497] [2021-11-23 03:46:48,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:46:48,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:46:48,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:46:49,041 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 03:46:49,042 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:46:49,042 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983971497] [2021-11-23 03:46:49,042 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983971497] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:46:49,042 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:46:49,042 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 03:46:49,043 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652287928] [2021-11-23 03:46:49,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:46:49,043 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 03:46:49,043 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:46:49,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 03:46:49,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-23 03:46:49,044 INFO L87 Difference]: Start difference. First operand 124 states and 150 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-11-23 03:46:49,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:46:49,143 INFO L93 Difference]: Finished difference Result 249 states and 302 transitions. [2021-11-23 03:46:49,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 03:46:49,152 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 31 [2021-11-23 03:46:49,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:46:49,154 INFO L225 Difference]: With dead ends: 249 [2021-11-23 03:46:49,154 INFO L226 Difference]: Without dead ends: 127 [2021-11-23 03:46:49,155 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-23 03:46:49,156 INFO L933 BasicCegarLoop]: 46 mSDtfsCounter, 37 mSDsluCounter, 150 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 03:46:49,156 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [37 Valid, 171 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 03:46:49,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2021-11-23 03:46:49,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 123. [2021-11-23 03:46:49,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 83 states have (on average 1.2409638554216869) internal successors, (103), 91 states have internal predecessors, (103), 19 states have call successors, (19), 18 states have call predecessors, (19), 20 states have return successors, (25), 20 states have call predecessors, (25), 19 states have call successors, (25) [2021-11-23 03:46:49,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 147 transitions. [2021-11-23 03:46:49,173 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 147 transitions. Word has length 31 [2021-11-23 03:46:49,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:46:49,173 INFO L470 AbstractCegarLoop]: Abstraction has 123 states and 147 transitions. [2021-11-23 03:46:49,173 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-11-23 03:46:49,174 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 147 transitions. [2021-11-23 03:46:49,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 03:46:49,175 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:46:49,175 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:46:49,175 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-23 03:46:49,176 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:46:49,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:46:49,176 INFO L85 PathProgramCache]: Analyzing trace with hash 1986974615, now seen corresponding path program 1 times [2021-11-23 03:46:49,176 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:46:49,177 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186560423] [2021-11-23 03:46:49,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:46:49,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:46:49,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:46:49,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:46:49,234 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:46:49,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186560423] [2021-11-23 03:46:49,235 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186560423] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:46:49,235 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:46:49,235 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 03:46:49,235 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905852368] [2021-11-23 03:46:49,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:46:49,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 03:46:49,236 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:46:49,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 03:46:49,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-23 03:46:49,237 INFO L87 Difference]: Start difference. First operand 123 states and 147 transitions. Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 3 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-23 03:46:49,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:46:49,387 INFO L93 Difference]: Finished difference Result 218 states and 265 transitions. [2021-11-23 03:46:49,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 03:46:49,387 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 3 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Word has length 31 [2021-11-23 03:46:49,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:46:49,394 INFO L225 Difference]: With dead ends: 218 [2021-11-23 03:46:49,394 INFO L226 Difference]: Without dead ends: 129 [2021-11-23 03:46:49,395 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-23 03:46:49,398 INFO L933 BasicCegarLoop]: 63 mSDtfsCounter, 98 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 03:46:49,398 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [98 Valid, 154 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 03:46:49,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2021-11-23 03:46:49,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 123. [2021-11-23 03:46:49,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 83 states have (on average 1.1927710843373494) internal successors, (99), 91 states have internal predecessors, (99), 19 states have call successors, (19), 18 states have call predecessors, (19), 20 states have return successors, (22), 20 states have call predecessors, (22), 19 states have call successors, (22) [2021-11-23 03:46:49,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 140 transitions. [2021-11-23 03:46:49,425 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 140 transitions. Word has length 31 [2021-11-23 03:46:49,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:46:49,426 INFO L470 AbstractCegarLoop]: Abstraction has 123 states and 140 transitions. [2021-11-23 03:46:49,426 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 3 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-11-23 03:46:49,426 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 140 transitions. [2021-11-23 03:46:49,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 03:46:49,427 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:46:49,428 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:46:49,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-23 03:46:49,428 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:46:49,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:46:49,429 INFO L85 PathProgramCache]: Analyzing trace with hash -1100341989, now seen corresponding path program 1 times [2021-11-23 03:46:49,433 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:46:49,433 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121463994] [2021-11-23 03:46:49,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:46:49,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:46:49,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:46:49,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:46:49,658 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:46:49,659 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121463994] [2021-11-23 03:46:49,659 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [121463994] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:46:49,659 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:46:49,660 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-23 03:46:49,662 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45444056] [2021-11-23 03:46:49,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:46:49,663 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-23 03:46:49,664 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:46:49,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-23 03:46:49,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-11-23 03:46:49,665 INFO L87 Difference]: Start difference. First operand 123 states and 140 transitions. Second operand has 10 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 9 states have internal predecessors, (25), 5 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2021-11-23 03:46:50,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:46:50,205 INFO L93 Difference]: Finished difference Result 364 states and 429 transitions. [2021-11-23 03:46:50,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-23 03:46:50,206 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 9 states have internal predecessors, (25), 5 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) Word has length 34 [2021-11-23 03:46:50,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:46:50,209 INFO L225 Difference]: With dead ends: 364 [2021-11-23 03:46:50,209 INFO L226 Difference]: Without dead ends: 275 [2021-11-23 03:46:50,210 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2021-11-23 03:46:50,211 INFO L933 BasicCegarLoop]: 72 mSDtfsCounter, 266 mSDsluCounter, 152 mSDsCounter, 0 mSdLazyCounter, 284 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 186 SdHoareTripleChecker+Invalid, 396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 284 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-23 03:46:50,212 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [277 Valid, 186 Invalid, 396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 284 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-23 03:46:50,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2021-11-23 03:46:50,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 229. [2021-11-23 03:46:50,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 229 states, 157 states have (on average 1.2038216560509554) internal successors, (189), 170 states have internal predecessors, (189), 35 states have call successors, (35), 33 states have call predecessors, (35), 36 states have return successors, (41), 35 states have call predecessors, (41), 35 states have call successors, (41) [2021-11-23 03:46:50,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 265 transitions. [2021-11-23 03:46:50,272 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 265 transitions. Word has length 34 [2021-11-23 03:46:50,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:46:50,277 INFO L470 AbstractCegarLoop]: Abstraction has 229 states and 265 transitions. [2021-11-23 03:46:50,277 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 9 states have internal predecessors, (25), 5 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2021-11-23 03:46:50,277 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 265 transitions. [2021-11-23 03:46:50,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 03:46:50,283 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:46:50,284 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:46:50,284 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-23 03:46:50,284 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:46:50,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:46:50,285 INFO L85 PathProgramCache]: Analyzing trace with hash -414029849, now seen corresponding path program 1 times [2021-11-23 03:46:50,285 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:46:50,285 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691832220] [2021-11-23 03:46:50,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:46:50,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:46:50,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:46:50,372 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 03:46:50,373 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:46:50,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691832220] [2021-11-23 03:46:50,373 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1691832220] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 03:46:50,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1688878281] [2021-11-23 03:46:50,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:46:50,374 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:46:50,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:46:50,375 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:46:50,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 03:46:50,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:46:50,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-23 03:46:50,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:46:51,004 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 03:46:51,004 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:46:51,464 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 03:46:51,464 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1688878281] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:46:51,464 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1982322377] [2021-11-23 03:46:51,484 INFO L159 IcfgInterpreter]: Started Sifa with 37 locations of interest [2021-11-23 03:46:51,484 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 03:46:51,489 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 03:46:51,494 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 03:46:51,495 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 03:46:57,580 INFO L197 IcfgInterpreter]: Interpreting procedure waterRise with input of size 294 for LOIs [2021-11-23 03:46:57,664 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 299 for LOIs [2021-11-23 03:46:59,683 INFO L197 IcfgInterpreter]: Interpreting procedure processEnvironment__wrappee__highWaterSensor with input of size 299 for LOIs [2021-11-23 03:47:00,105 INFO L197 IcfgInterpreter]: Interpreting procedure isMethaneLevelCritical with input of size 292 for LOIs [2021-11-23 03:47:00,140 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 03:47:40,038 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [1982322377] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:47:40,038 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-23 03:47:40,039 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [7, 9, 8] total 40 [2021-11-23 03:47:40,039 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939897368] [2021-11-23 03:47:40,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:47:40,040 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-23 03:47:40,040 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:47:40,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-23 03:47:40,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=233, Invalid=1327, Unknown=0, NotChecked=0, Total=1560 [2021-11-23 03:47:40,042 INFO L87 Difference]: Start difference. First operand 229 states and 265 transitions. Second operand has 23 states, 19 states have (on average 1.5789473684210527) internal successors, (30), 19 states have internal predecessors, (30), 5 states have call successors, (5), 4 states have call predecessors, (5), 4 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2021-11-23 03:47:57,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:47:57,034 INFO L93 Difference]: Finished difference Result 477 states and 558 transitions. [2021-11-23 03:47:57,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-23 03:47:57,035 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 19 states have (on average 1.5789473684210527) internal successors, (30), 19 states have internal predecessors, (30), 5 states have call successors, (5), 4 states have call predecessors, (5), 4 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Word has length 55 [2021-11-23 03:47:57,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:47:57,038 INFO L225 Difference]: With dead ends: 477 [2021-11-23 03:47:57,038 INFO L226 Difference]: Without dead ends: 310 [2021-11-23 03:47:57,040 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 122 SyntacticMatches, 10 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 697 ImplicationChecksByTransitivity, 54.9s TimeCoverageRelationStatistics Valid=365, Invalid=1987, Unknown=0, NotChecked=0, Total=2352 [2021-11-23 03:47:57,041 INFO L933 BasicCegarLoop]: 54 mSDtfsCounter, 99 mSDsluCounter, 406 mSDsCounter, 0 mSdLazyCounter, 838 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 880 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 838 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-11-23 03:47:57,042 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [100 Valid, 380 Invalid, 880 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 838 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-11-23 03:47:57,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310 states. [2021-11-23 03:47:57,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310 to 285. [2021-11-23 03:47:57,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 285 states, 197 states have (on average 1.1878172588832487) internal successors, (234), 211 states have internal predecessors, (234), 43 states have call successors, (43), 41 states have call predecessors, (43), 44 states have return successors, (49), 42 states have call predecessors, (49), 43 states have call successors, (49) [2021-11-23 03:47:57,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 326 transitions. [2021-11-23 03:47:57,092 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 326 transitions. Word has length 55 [2021-11-23 03:47:57,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:47:57,093 INFO L470 AbstractCegarLoop]: Abstraction has 285 states and 326 transitions. [2021-11-23 03:47:57,093 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 19 states have (on average 1.5789473684210527) internal successors, (30), 19 states have internal predecessors, (30), 5 states have call successors, (5), 4 states have call predecessors, (5), 4 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2021-11-23 03:47:57,093 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 326 transitions. [2021-11-23 03:47:57,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 03:47:57,094 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:47:57,095 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:47:57,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 03:47:57,309 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:47:57,309 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:47:57,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:47:57,310 INFO L85 PathProgramCache]: Analyzing trace with hash -1693284199, now seen corresponding path program 1 times [2021-11-23 03:47:57,310 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:47:57,310 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922648161] [2021-11-23 03:47:57,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:47:57,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:47:57,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:47:57,370 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 03:47:57,370 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:47:57,370 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922648161] [2021-11-23 03:47:57,371 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922648161] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 03:47:57,371 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [537151491] [2021-11-23 03:47:57,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:47:57,371 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:47:57,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:47:57,391 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:47:57,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 03:47:57,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:47:57,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-23 03:47:57,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:47:57,893 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 03:47:57,893 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:47:58,299 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 03:47:58,299 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [537151491] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:47:58,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2080645223] [2021-11-23 03:47:58,303 INFO L159 IcfgInterpreter]: Started Sifa with 37 locations of interest [2021-11-23 03:47:58,303 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 03:47:58,303 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 03:47:58,304 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 03:47:58,304 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 03:48:01,942 INFO L197 IcfgInterpreter]: Interpreting procedure waterRise with input of size 45 for LOIs [2021-11-23 03:48:01,946 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 27 for LOIs [2021-11-23 03:48:02,162 INFO L197 IcfgInterpreter]: Interpreting procedure processEnvironment__wrappee__highWaterSensor with input of size 24 for LOIs [2021-11-23 03:48:02,213 INFO L197 IcfgInterpreter]: Interpreting procedure isMethaneLevelCritical with input of size 50 for LOIs [2021-11-23 03:48:02,230 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 03:48:05,534 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [2080645223] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:48:05,534 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-23 03:48:05,534 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [6, 12, 11] total 50 [2021-11-23 03:48:05,535 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652204182] [2021-11-23 03:48:05,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:48:05,535 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2021-11-23 03:48:05,535 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:48:05,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-11-23 03:48:05,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=354, Invalid=2096, Unknown=0, NotChecked=0, Total=2450 [2021-11-23 03:48:05,537 INFO L87 Difference]: Start difference. First operand 285 states and 326 transitions. Second operand has 28 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 22 states have internal predecessors, (30), 5 states have call successors, (5), 4 states have call predecessors, (5), 4 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2021-11-23 03:48:13,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:48:13,870 INFO L93 Difference]: Finished difference Result 499 states and 582 transitions. [2021-11-23 03:48:13,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-11-23 03:48:13,870 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 22 states have internal predecessors, (30), 5 states have call successors, (5), 4 states have call predecessors, (5), 4 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Word has length 56 [2021-11-23 03:48:13,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:48:13,873 INFO L225 Difference]: With dead ends: 499 [2021-11-23 03:48:13,873 INFO L226 Difference]: Without dead ends: 334 [2021-11-23 03:48:13,875 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 123 SyntacticMatches, 1 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1453 ImplicationChecksByTransitivity, 10.6s TimeCoverageRelationStatistics Valid=664, Invalid=4306, Unknown=0, NotChecked=0, Total=4970 [2021-11-23 03:48:13,876 INFO L933 BasicCegarLoop]: 55 mSDtfsCounter, 163 mSDsluCounter, 470 mSDsCounter, 0 mSdLazyCounter, 1271 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 1367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 1271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-23 03:48:13,876 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [166 Valid, 448 Invalid, 1367 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 1271 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-23 03:48:13,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2021-11-23 03:48:13,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 320. [2021-11-23 03:48:13,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 320 states, 221 states have (on average 1.1855203619909502) internal successors, (262), 236 states have internal predecessors, (262), 49 states have call successors, (49), 46 states have call predecessors, (49), 49 states have return successors, (55), 48 states have call predecessors, (55), 49 states have call successors, (55) [2021-11-23 03:48:13,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 366 transitions. [2021-11-23 03:48:13,936 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 366 transitions. Word has length 56 [2021-11-23 03:48:13,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:48:13,937 INFO L470 AbstractCegarLoop]: Abstraction has 320 states and 366 transitions. [2021-11-23 03:48:13,937 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 22 states have internal predecessors, (30), 5 states have call successors, (5), 4 states have call predecessors, (5), 4 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2021-11-23 03:48:13,937 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 366 transitions. [2021-11-23 03:48:13,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 03:48:13,938 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:48:13,939 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:48:13,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 03:48:14,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:48:14,153 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:48:14,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:48:14,154 INFO L85 PathProgramCache]: Analyzing trace with hash 120249934, now seen corresponding path program 1 times [2021-11-23 03:48:14,154 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:48:14,154 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955244530] [2021-11-23 03:48:14,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:48:14,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:48:14,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:48:14,259 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 03:48:14,259 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:48:14,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955244530] [2021-11-23 03:48:14,260 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955244530] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 03:48:14,260 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [571462529] [2021-11-23 03:48:14,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:48:14,260 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:48:14,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:48:14,261 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:48:14,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 03:48:14,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:48:14,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-23 03:48:14,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:48:14,474 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 03:48:14,474 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 03:48:14,475 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [571462529] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:48:14,475 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 03:48:14,475 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [11] total 14 [2021-11-23 03:48:14,475 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624910323] [2021-11-23 03:48:14,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:48:14,477 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-23 03:48:14,477 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:48:14,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-23 03:48:14,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2021-11-23 03:48:14,478 INFO L87 Difference]: Start difference. First operand 320 states and 366 transitions. Second operand has 9 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 2 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2021-11-23 03:48:14,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:48:14,736 INFO L93 Difference]: Finished difference Result 613 states and 721 transitions. [2021-11-23 03:48:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-23 03:48:14,736 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 2 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) Word has length 58 [2021-11-23 03:48:14,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:48:14,739 INFO L225 Difference]: With dead ends: 613 [2021-11-23 03:48:14,740 INFO L226 Difference]: Without dead ends: 448 [2021-11-23 03:48:14,741 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=357, Unknown=0, NotChecked=0, Total=420 [2021-11-23 03:48:14,742 INFO L933 BasicCegarLoop]: 73 mSDtfsCounter, 50 mSDsluCounter, 446 mSDsCounter, 0 mSdLazyCounter, 276 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 409 SdHoareTripleChecker+Invalid, 285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 276 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 03:48:14,742 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [55 Valid, 409 Invalid, 285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 276 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 03:48:14,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2021-11-23 03:48:14,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 422. [2021-11-23 03:48:14,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 293 states have (on average 1.1604095563139931) internal successors, (340), 309 states have internal predecessors, (340), 64 states have call successors, (64), 60 states have call predecessors, (64), 64 states have return successors, (74), 63 states have call predecessors, (74), 64 states have call successors, (74) [2021-11-23 03:48:14,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 478 transitions. [2021-11-23 03:48:14,815 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 478 transitions. Word has length 58 [2021-11-23 03:48:14,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:48:14,816 INFO L470 AbstractCegarLoop]: Abstraction has 422 states and 478 transitions. [2021-11-23 03:48:14,816 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 2 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2021-11-23 03:48:14,816 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 478 transitions. [2021-11-23 03:48:14,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 03:48:14,818 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:48:14,818 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:48:14,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-23 03:48:15,033 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-11-23 03:48:15,033 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:48:15,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:48:15,034 INFO L85 PathProgramCache]: Analyzing trace with hash -659323201, now seen corresponding path program 1 times [2021-11-23 03:48:15,034 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:48:15,034 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207274918] [2021-11-23 03:48:15,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:48:15,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:48:15,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:48:15,346 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 03:48:15,346 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:48:15,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207274918] [2021-11-23 03:48:15,347 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207274918] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 03:48:15,347 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [195692400] [2021-11-23 03:48:15,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:48:15,347 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:48:15,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:48:15,348 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:48:15,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-23 03:48:15,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:48:15,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 503 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-23 03:48:15,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:48:15,934 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 11 proven. 41 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 03:48:15,934 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:48:16,541 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 37 proven. 4 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 03:48:16,542 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [195692400] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:48:16,542 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [260386829] [2021-11-23 03:48:16,545 INFO L159 IcfgInterpreter]: Started Sifa with 43 locations of interest [2021-11-23 03:48:16,545 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 03:48:16,546 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 03:48:16,546 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 03:48:16,546 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 03:48:21,093 INFO L197 IcfgInterpreter]: Interpreting procedure waterRise with input of size 28 for LOIs [2021-11-23 03:48:21,098 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 39 for LOIs [2021-11-23 03:48:21,408 INFO L197 IcfgInterpreter]: Interpreting procedure processEnvironment__wrappee__highWaterSensor with input of size 24 for LOIs [2021-11-23 03:48:21,538 INFO L197 IcfgInterpreter]: Interpreting procedure isMethaneLevelCritical with input of size 43 for LOIs [2021-11-23 03:48:21,551 INFO L197 IcfgInterpreter]: Interpreting procedure changeMethaneLevel with input of size 41 for LOIs [2021-11-23 03:48:21,560 INFO L197 IcfgInterpreter]: Interpreting procedure processEnvironment__wrappee__base with input of size 25 for LOIs [2021-11-23 03:48:21,562 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 03:48:25,946 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '9233#(and (= |timeShift_isPumpRunning_#res#1| |timeShift_isPumpRunning_~retValue_acc~5#1|) (= |timeShift___utac_acc__Specification3_spec__1_~tmp~8#1| 0) (= |timeShift_getWaterLevel_~retValue_acc~8#1| ~waterLevel~0) (<= 0 |old(~pumpRunning~0)|) (= 0 |timeShift___utac_acc__Specification3_spec__1_~tmp___1~1#1|) (= |timeShift_getWaterLevel_#res#1| |timeShift___utac_acc__Specification3_spec__1_~tmp___0~2#1|) (= ~head~0.offset 0) (= ~pumpRunning~0 |timeShift_isPumpRunning_~retValue_acc~5#1|) (<= |#NULL.offset| 0) (= 1 ~systemActive~0) (<= 0 ~head~0.base) (<= ~head~0.base 0) (= |timeShift_isPumpRunning_#res#1| |timeShift___utac_acc__Specification3_spec__1_~tmp___1~1#1|) (= 2 |timeShift___utac_acc__Specification3_spec__1_~tmp___0~2#1|) (= ~methaneLevelCritical~0 |timeShift___utac_acc__Specification3_spec__1_~tmp~8#1|) (<= 0 |#NULL.offset|) (<= 0 |#StackHeapBarrier|) (= |timeShift_getWaterLevel_~retValue_acc~8#1| |timeShift_getWaterLevel_#res#1|) (= ~cleanupTimeShifts~0 4) (= |#NULL.base| 0))' at error location [2021-11-23 03:48:25,947 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 03:48:25,947 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 03:48:25,947 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 11, 10] total 30 [2021-11-23 03:48:25,948 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271411365] [2021-11-23 03:48:25,948 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 03:48:25,949 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-11-23 03:48:25,949 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:48:25,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-11-23 03:48:25,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=400, Invalid=3260, Unknown=0, NotChecked=0, Total=3660 [2021-11-23 03:48:25,951 INFO L87 Difference]: Start difference. First operand 422 states and 478 transitions. Second operand has 30 states, 28 states have (on average 5.035714285714286) internal successors, (141), 28 states have internal predecessors, (141), 17 states have call successors, (34), 9 states have call predecessors, (34), 13 states have return successors, (33), 15 states have call predecessors, (33), 17 states have call successors, (33) [2021-11-23 03:48:30,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:48:30,334 INFO L93 Difference]: Finished difference Result 1647 states and 1972 transitions. [2021-11-23 03:48:30,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-11-23 03:48:30,334 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 28 states have (on average 5.035714285714286) internal successors, (141), 28 states have internal predecessors, (141), 17 states have call successors, (34), 9 states have call predecessors, (34), 13 states have return successors, (33), 15 states have call predecessors, (33), 17 states have call successors, (33) Word has length 89 [2021-11-23 03:48:30,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:48:30,344 INFO L225 Difference]: With dead ends: 1647 [2021-11-23 03:48:30,344 INFO L226 Difference]: Without dead ends: 1345 [2021-11-23 03:48:30,351 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 362 GetRequests, 236 SyntacticMatches, 5 SemanticMatches, 121 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5292 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=1691, Invalid=13315, Unknown=0, NotChecked=0, Total=15006 [2021-11-23 03:48:30,352 INFO L933 BasicCegarLoop]: 147 mSDtfsCounter, 1899 mSDsluCounter, 1471 mSDsCounter, 0 mSdLazyCounter, 2867 mSolverCounterSat, 1142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1900 SdHoareTripleChecker+Valid, 1239 SdHoareTripleChecker+Invalid, 4009 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1142 IncrementalHoareTripleChecker+Valid, 2867 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-11-23 03:48:30,352 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1900 Valid, 1239 Invalid, 4009 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1142 Valid, 2867 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-11-23 03:48:30,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1345 states. [2021-11-23 03:48:30,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1345 to 753. [2021-11-23 03:48:30,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 753 states, 517 states have (on average 1.1566731141199227) internal successors, (598), 546 states have internal predecessors, (598), 113 states have call successors, (113), 105 states have call predecessors, (113), 122 states have return successors, (133), 123 states have call predecessors, (133), 113 states have call successors, (133) [2021-11-23 03:48:30,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 753 states and 844 transitions. [2021-11-23 03:48:30,527 INFO L78 Accepts]: Start accepts. Automaton has 753 states and 844 transitions. Word has length 89 [2021-11-23 03:48:30,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:48:30,528 INFO L470 AbstractCegarLoop]: Abstraction has 753 states and 844 transitions. [2021-11-23 03:48:30,528 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 28 states have (on average 5.035714285714286) internal successors, (141), 28 states have internal predecessors, (141), 17 states have call successors, (34), 9 states have call predecessors, (34), 13 states have return successors, (33), 15 states have call predecessors, (33), 17 states have call successors, (33) [2021-11-23 03:48:30,528 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 844 transitions. [2021-11-23 03:48:30,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 03:48:30,531 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:48:30,531 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 03:48:30,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-23 03:48:30,749 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-11-23 03:48:30,749 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:48:30,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:48:30,750 INFO L85 PathProgramCache]: Analyzing trace with hash -2038402786, now seen corresponding path program 2 times [2021-11-23 03:48:30,750 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:48:30,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111564070] [2021-11-23 03:48:30,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:48:30,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:48:30,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:48:30,892 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 8 proven. 31 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 03:48:30,893 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:48:30,893 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111564070] [2021-11-23 03:48:30,893 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111564070] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 03:48:30,893 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1264154669] [2021-11-23 03:48:30,894 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-23 03:48:30,894 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:48:30,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:48:30,897 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:48:30,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-23 03:48:30,977 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-11-23 03:48:30,977 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 03:48:30,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 03:48:30,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:48:31,165 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 03:48:31,166 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 03:48:31,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1264154669] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:48:31,166 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 03:48:31,166 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 8 [2021-11-23 03:48:31,166 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850130178] [2021-11-23 03:48:31,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:48:31,168 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 03:48:31,168 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:48:31,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 03:48:31,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-11-23 03:48:31,169 INFO L87 Difference]: Start difference. First operand 753 states and 844 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-23 03:48:31,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:48:31,433 INFO L93 Difference]: Finished difference Result 1740 states and 1988 transitions. [2021-11-23 03:48:31,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 03:48:31,434 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 92 [2021-11-23 03:48:31,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:48:31,436 INFO L225 Difference]: With dead ends: 1740 [2021-11-23 03:48:31,436 INFO L226 Difference]: Without dead ends: 0 [2021-11-23 03:48:31,439 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 95 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-11-23 03:48:31,440 INFO L933 BasicCegarLoop]: 54 mSDtfsCounter, 44 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 176 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 03:48:31,441 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [44 Valid, 176 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 03:48:31,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-23 03:48:31,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-23 03:48:31,442 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 03:48:31,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-23 03:48:31,442 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 92 [2021-11-23 03:48:31,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:48:31,443 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-23 03:48:31,443 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-23 03:48:31,443 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-23 03:48:31,443 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 03:48:31,446 INFO L764 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-23 03:48:31,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-23 03:48:31,669 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:48:31,671 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-23 03:48:55,985 WARN L227 SmtUtils]: Spent 6.36s on a formula simplification. DAG size of input: 579 DAG size of output: 449 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2021-11-23 03:49:21,326 WARN L227 SmtUtils]: Spent 7.90s on a formula simplification. DAG size of input: 780 DAG size of output: 503 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2021-11-23 03:49:34,459 WARN L227 SmtUtils]: Spent 5.20s on a formula simplification. DAG size of input: 640 DAG size of output: 463 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2021-11-23 03:49:42,100 WARN L227 SmtUtils]: Spent 5.74s on a formula simplification. DAG size of input: 667 DAG size of output: 478 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2021-11-23 03:49:42,104 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 555 561) no Hoare annotation was computed. [2021-11-23 03:49:42,105 INFO L861 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 555 561) the Hoare annotation is: true [2021-11-23 03:49:42,105 INFO L861 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 798 809) the Hoare annotation is: true [2021-11-23 03:49:42,105 INFO L858 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 798 809) no Hoare annotation was computed. [2021-11-23 03:49:42,105 INFO L861 garLoopResultBuilder]: At program point isMethaneLevelCriticalENTRY(lines 810 818) the Hoare annotation is: true [2021-11-23 03:49:42,105 INFO L858 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 810 818) no Hoare annotation was computed. [2021-11-23 03:49:42,105 INFO L858 garLoopResultBuilder]: For program point L894(lines 894 900) no Hoare annotation was computed. [2021-11-23 03:49:42,107 INFO L854 garLoopResultBuilder]: At program point L890(lines 890 903) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse9 (not (<= |old(~waterLevel~0)| 1))) (.cse8 (= ~pumpRunning~0 1)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (<= |timeShift___utac_acc__Specification3_spec__1_~tmp___0~2#1| 1)) (.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse11 (and (= |timeShift_isMethaneAlarm_~retValue_acc~4#1| |timeShift_isMethaneAlarm_#res#1|) (= |timeShift_processEnvironment_~tmp~5#1| |timeShift_isMethaneAlarm_#res#1|))) (.cse4 (not (= |old(~pumpRunning~0)| 1))) (.cse14 (not (<= 0 |#StackHeapBarrier|))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse10 (not (= |#NULL.offset| 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse12 (not (= ~head~0.offset 0))) (.cse13 (not (= |#NULL.base| 0))) (.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse15 (not (= ~head~0.base 0))) (.cse16 (not (= ~cleanupTimeShifts~0 4))) (.cse17 (not (<= 2 |old(~waterLevel~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse2 .cse4 .cse3) (or .cse0 .cse5 (not (= |old(~waterLevel~0)| 1)) .cse2) (or .cse2 .cse4 .cse3 (and .cse6 (or (and (= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) (< 0 |old(~waterLevel~0)|)) (and (<= |old(~waterLevel~0)| 0) .cse7)) (= |timeShift_processEnvironment_~tmp~5#1| ~methaneLevelCritical~0) .cse8)) (or .cse9 .cse10 .cse11 .cse2 .cse12 .cse4 .cse13 .cse14 (not (<= 0 (+ |old(~waterLevel~0)| 2147483648))) .cse15 .cse16) (or .cse0 .cse2 .cse3 (and .cse7 .cse8) .cse17) (or .cse9 .cse0 .cse2 (and .cse6 .cse7 .cse8) (and .cse5 .cse6 .cse7)) (or .cse10 .cse11 .cse2 .cse12 .cse4 .cse13 .cse14 .cse3 .cse15 .cse16 .cse17) (let ((.cse19 (select |#memory_int| 17)) (.cse21 (select |#memory_int| 1)) (.cse28 (select |#memory_int| 23)) (.cse27 (select |#memory_int| 21)) (.cse20 (select |#memory_int| 18)) (.cse25 (select |#memory_int| 20)) (.cse22 (select |#memory_int| 26)) (.cse23 (select |#memory_int| 19)) (.cse29 (select |#memory_int| 22)) (.cse24 (select |#memory_int| 27)) (.cse26 (select |#memory_int| 28)) (.cse18 (select |#memory_int| 25))) (or (not (= (select |#valid| 23) 1)) (not (= 101 (select .cse18 2))) (not (= (select |#length| 24) 13)) (not (= (select .cse18 6) 0)) (not (= (select |#length| 12) 25)) .cse0 (not (= 79 (select .cse19 0))) (not (= (select .cse20 2) 102)) (not (= (select .cse21 0) 48)) .cse10 (not (= 9 (select |#length| 11))) (not (= (select |#valid| 26) 1)) (not (= 102 (select .cse20 1))) (not (= (select |#length| 27) 3)) (not (= 82 (select .cse22 1))) (not (= 9 (select |#length| 5))) (not (= 30 (select |#length| 7))) (not (= 117 (select .cse23 2))) (not (= 31 (select |#length| 2))) (not (= (select |#length| 17) 3)) (not (= (select |#valid| 12) 1)) (not (= 2 (select |#length| 1))) (not (= 58 (select .cse23 5))) (not (= 9 (select |#length| 14))) .cse2 (not (= 109 (select .cse23 3))) (not (= 4 (select |#length| 18))) (not (= (select |#length| 15) 25)) (not (= (select .cse19 1) 110)) (not (= 116 (select .cse18 3))) (not (= (select .cse24 1) 75)) (not (= (select |#valid| 6) 1)) (not (= 104 (select .cse18 4))) (not (= 67 (select .cse22 0))) (not (< 0 |#StackHeapBarrier|)) (not (= (select .cse23 6) 0)) (not (= (select .cse22 2) 73)) (not (= (select .cse25 2) 0)) (not (= (select |#valid| 3) 1)) (not (= 41 (select .cse26 0))) (not (= (select .cse27 3) 0)) (not (= (select |#length| 19) 7)) (not (= 2 (select |#length| 23))) (not (= (select |#valid| 25) 1)) .cse12 (not (= (select |#valid| 20) 1)) (not (= (select |#valid| 21) 1)) (not (= (select |#valid| 11) 1)) (not (= 3 (select |#length| 20))) (not (= (select |#valid| 16) 1)) (not (= (select |#valid| 28) 1)) (not (= (select |#length| 9) 21)) (not (= 30 (select |#length| 10))) (not (= (select .cse27 1) 102)) (not (= (select |#valid| 15) 1)) (not (= (select |#length| 6) 21)) (not (= 1 (select |#valid| 5))) (not (= (select |#length| 8) 9)) (not (= (select |#length| 3) 12)) (not (= (select |#valid| 0) 0)) (not (= (select .cse19 2) 0)) (not (= (select |#valid| 27) 1)) (not (= (select .cse21 1) 0)) (not (= 102 (select .cse27 2))) (not (= (select |#valid| 24) 1)) (not (= (select |#valid| 19) 1)) (not (= (select .cse28 0) 10)) (not (= (select .cse23 1) 80)) (not (= (select .cse28 1) 0)) (not (= (select |#length| 28) 2)) (not (= (select |#valid| 1) 1)) (not (= (select |#valid| 22) 1)) (not (= 7 (select |#length| 25))) (not (= (select .cse20 3) 0)) (not (= 13 (select |#length| 16))) (not (= (select .cse18 0) 44)) (not (= (select .cse27 0) 79)) (not (= 110 (select .cse25 1))) (and (= |timeShift_getWaterLevel_~retValue_acc~8#1| ~waterLevel~0) (= |timeShift_getWaterLevel_#res#1| |timeShift___utac_acc__Specification3_spec__1_~tmp___0~2#1|) (= ~methaneLevelCritical~0 |timeShift___utac_acc__Specification3_spec__1_~tmp~8#1|) (= |timeShift_getWaterLevel_~retValue_acc~8#1| |timeShift_getWaterLevel_#res#1|)) (not (= (select |#valid| 8) 1)) (not (= (select .cse22 4) 0)) (not (= 30 (select |#length| 13))) (not (= (select |#valid| 4) 1)) (not (= (select .cse20 0) 79)) (not (= (select .cse24 2) 0)) .cse13 (not (= (select |#length| 22) 3)) (not (= (select .cse25 0) 79)) (not (= (select |#valid| 7) 1)) (not (= 112 (select .cse23 4))) (not (= (select |#valid| 10) 1)) (not (= (select |#valid| 14) 1)) (not (= (select |#valid| 13) 1)) (not (= 5 (select |#length| 26))) (not (= 41 (select .cse29 0))) .cse3 (not (= 30 (select |#length| 4))) (not (= (select |#valid| 2) 1)) (not (= (select .cse22 3) 84)) (not (= (select .cse29 1) 32)) (not (= 44 (select .cse23 0))) (not (= (select |#length| 21) 4)) (not (= (select |#valid| 17) 1)) (not (= (select |#valid| 9) 1)) (not (= (select .cse18 5) 58)) (not (= (select .cse29 2) 0)) .cse15 (not (= (select .cse24 0) 79)) (not (= (select .cse26 1) 0)) .cse16 (not (= (select |#valid| 18) 1)) (not (= 77 (select .cse18 1))) .cse17)))) [2021-11-23 03:49:42,108 INFO L854 garLoopResultBuilder]: At program point L890-1(lines 875 907) the Hoare annotation is: (let ((.cse45 (= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (.cse46 (< 0 |old(~waterLevel~0)|)) (.cse19 (= ~methaneLevelCritical~0 0))) (let ((.cse42 (<= 0 ~methaneLevelCritical~0)) (.cse40 (<= 0 |#StackHeapBarrier|)) (.cse43 (= ~head~0.offset 0)) (.cse39 (= ~cleanupTimeShifts~0 4)) (.cse41 (= |#NULL.base| 0)) (.cse38 (= ~pumpRunning~0 0)) (.cse14 (<= ~waterLevel~0 1)) (.cse15 (= 1 ~systemActive~0)) (.cse13 (not .cse19)) (.cse21 (and .cse45 .cse46)) (.cse47 (<= |old(~waterLevel~0)| 0)) (.cse22 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse16 (= |timeShift_processEnvironment_~tmp~5#1| ~methaneLevelCritical~0)) (.cse25 (not (= |timeShift___utac_acc__Specification3_spec__1_~tmp~8#1| 0))) (.cse24 (not (= |old(~pumpRunning~0)| 0)))) (let ((.cse20 (and .cse38 .cse14 .cse15 .cse13 (or .cse21 (and .cse47 .cse22)) .cse16 .cse25 (or .cse24 (<= |old(~waterLevel~0)| ~waterLevel~0)))) (.cse12 (not (<= 2 |old(~waterLevel~0)|))) (.cse17 (= ~waterLevel~0 1)) (.cse18 (= ~pumpRunning~0 1)) (.cse9 (not (<= |old(~waterLevel~0)| 2))) (.cse23 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (= |#NULL.offset| 0))) (.cse1 (and (<= 1 ~systemActive~0) (<= |#NULL.offset| 0) (<= 0 ~head~0.base) .cse16 .cse42 (<= ~head~0.base 0) (<= |timeShift_isMethaneAlarm_~retValue_acc~4#1| 0) (<= 0 |#NULL.offset|) .cse40 (= |timeShift_isMethaneAlarm_~retValue_acc~4#1| |timeShift_isMethaneAlarm_#res#1|) (= |timeShift_processEnvironment_~tmp~5#1| |timeShift_isMethaneAlarm_#res#1|) (let ((.cse44 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or (and .cse44 .cse45 .cse43 .cse46 .cse39 .cse41) (and .cse44 .cse43 .cse47 .cse22 .cse39 .cse41))) (<= ~systemActive~0 1))) (.cse2 (not .cse15)) (.cse3 (not .cse43)) (.cse4 (not (= |old(~pumpRunning~0)| 1))) (.cse5 (not (<= ~methaneLevelCritical~0 0))) (.cse6 (not .cse42)) (.cse7 (not .cse41)) (.cse8 (not .cse40)) (.cse10 (not (= ~head~0.base 0))) (.cse11 (not .cse39))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (or .cse2 .cse13 .cse4 .cse9 (and .cse14 .cse15 .cse16 .cse17 .cse18) .cse12) (or .cse19 .cse2 .cse20 .cse4 .cse9) (or (and .cse14 .cse15 .cse16 (<= ~waterLevel~0 0) (or .cse21 .cse22) .cse18) .cse23 .cse2 .cse20 .cse4) (or .cse24 .cse19 .cse2 (not (= |old(~waterLevel~0)| 2)) .cse25) (let ((.cse27 (select |#memory_int| 17)) (.cse29 (select |#memory_int| 1)) (.cse36 (select |#memory_int| 23)) (.cse35 (select |#memory_int| 21)) (.cse28 (select |#memory_int| 18)) (.cse33 (select |#memory_int| 20)) (.cse30 (select |#memory_int| 26)) (.cse31 (select |#memory_int| 19)) (.cse37 (select |#memory_int| 22)) (.cse32 (select |#memory_int| 27)) (.cse34 (select |#memory_int| 28)) (.cse26 (select |#memory_int| 25))) (or (not (= (select |#valid| 23) 1)) (not (= 101 (select .cse26 2))) (not (= (select |#length| 24) 13)) (not (= (select .cse26 6) 0)) (not (= (select |#length| 12) 25)) .cse24 (not (= 79 (select .cse27 0))) (not (= (select .cse28 2) 102)) (not (= (select .cse29 0) 48)) .cse0 (not (= 9 (select |#length| 11))) (not (= (select |#valid| 26) 1)) (not (= 102 (select .cse28 1))) (not (= (select |#length| 27) 3)) (not (= 82 (select .cse30 1))) (not (= 9 (select |#length| 5))) (not (= 30 (select |#length| 7))) (not (= 117 (select .cse31 2))) (not (= 31 (select |#length| 2))) (not (= (select |#length| 17) 3)) (not (= (select |#valid| 12) 1)) (not (= 2 (select |#length| 1))) (not (= 58 (select .cse31 5))) (not (= 9 (select |#length| 14))) .cse2 (not (= 109 (select .cse31 3))) (not (= 4 (select |#length| 18))) (not (= (select |#length| 15) 25)) (not (= (select .cse27 1) 110)) (not (= 116 (select .cse26 3))) (not (= (select .cse32 1) 75)) (not (= (select |#valid| 6) 1)) (not (= 104 (select .cse26 4))) (not (= 67 (select .cse30 0))) (not (< 0 |#StackHeapBarrier|)) (not (= (select .cse31 6) 0)) (not (= (select .cse30 2) 73)) (not (= (select .cse33 2) 0)) (not (= (select |#valid| 3) 1)) (not (= 41 (select .cse34 0))) (not (= (select .cse35 3) 0)) (not (= (select |#length| 19) 7)) (not (= 2 (select |#length| 23))) (not (= (select |#valid| 25) 1)) .cse3 (not (= (select |#valid| 20) 1)) (not (= (select |#valid| 21) 1)) (not (= (select |#valid| 11) 1)) (not (= 3 (select |#length| 20))) (not (= (select |#valid| 16) 1)) (not (= (select |#valid| 28) 1)) (not (= (select |#length| 9) 21)) (not (= 30 (select |#length| 10))) (not (= (select .cse35 1) 102)) (not (= (select |#valid| 15) 1)) (not (= (select |#length| 6) 21)) (not (= 1 (select |#valid| 5))) (not (= (select |#length| 8) 9)) (not (= (select |#length| 3) 12)) (not (= (select |#valid| 0) 0)) (not (= (select .cse27 2) 0)) (not (= (select |#valid| 27) 1)) (not (= (select .cse29 1) 0)) (not (= 102 (select .cse35 2))) (not (= (select |#valid| 24) 1)) (not (= (select |#valid| 19) 1)) (not (= (select .cse36 0) 10)) (not (= (select .cse31 1) 80)) (not (= (select .cse36 1) 0)) (not (= (select |#length| 28) 2)) (not (= (select |#valid| 1) 1)) (not (= (select |#valid| 22) 1)) (not (= 7 (select |#length| 25))) .cse5 (not (= (select .cse28 3) 0)) (not (= 13 (select |#length| 16))) (not (= (select .cse26 0) 44)) (not (= (select .cse35 0) 79)) (not (= 110 (select .cse33 1))) (not (= (select |#valid| 8) 1)) (not (= (select .cse30 4) 0)) (not (= 30 (select |#length| 13))) (not (= (select |#valid| 4) 1)) (not (= (select .cse28 0) 79)) .cse6 (not (= (select .cse32 2) 0)) .cse7 (not (= (select |#length| 22) 3)) (not (= (select .cse33 0) 79)) (not (= (select |#valid| 7) 1)) (not (= 112 (select .cse31 4))) (not (= (select |#valid| 10) 1)) (and (= |timeShift_isPumpRunning_#res#1| |timeShift_isPumpRunning_~retValue_acc~5#1|) (= |timeShift_getWaterLevel_~retValue_acc~8#1| ~waterLevel~0) (= |timeShift_getWaterLevel_#res#1| |timeShift___utac_acc__Specification3_spec__1_~tmp___0~2#1|) (= ~pumpRunning~0 |timeShift_isPumpRunning_~retValue_acc~5#1|) (= |timeShift_isPumpRunning_#res#1| |timeShift___utac_acc__Specification3_spec__1_~tmp___1~1#1|) (= ~methaneLevelCritical~0 |timeShift___utac_acc__Specification3_spec__1_~tmp~8#1|) (= |timeShift_getWaterLevel_~retValue_acc~8#1| |timeShift_getWaterLevel_#res#1|)) (not (= (select |#valid| 14) 1)) (not (= (select |#valid| 13) 1)) (not (= 5 (select |#length| 26))) (not (= 41 (select .cse37 0))) .cse9 (not (= 30 (select |#length| 4))) (not (= (select |#valid| 2) 1)) (not (= (select .cse30 3) 84)) (not (= (select .cse37 1) 32)) (not (= 44 (select .cse31 0))) (not (= (select |#length| 21) 4)) (not (= (select |#valid| 17) 1)) (not (= (select |#valid| 9) 1)) (not (= (select .cse26 5) 58)) (not (= (select .cse37 2) 0)) .cse10 (not (= (select .cse32 0) 79)) (not (= (select .cse34 1) 0)) .cse11 (not (= (select |#valid| 18) 1)) (not (= 77 (select .cse26 1))) .cse12)) (or .cse23 .cse24 .cse19 .cse2 .cse25) (or (and .cse38 .cse14 .cse15 .cse22) .cse24 .cse2 (and (not .cse17) .cse22 .cse18) .cse9) (or .cse23 .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (not (<= 0 (+ |old(~waterLevel~0)| 2147483648))) .cse10 .cse11))))) [2021-11-23 03:49:42,109 INFO L858 garLoopResultBuilder]: For program point L535-1(lines 534 553) no Hoare annotation was computed. [2021-11-23 03:49:42,109 INFO L854 garLoopResultBuilder]: At program point L597(lines 597 605) the Hoare annotation is: (let ((.cse9 (not (<= |old(~waterLevel~0)| 2))) (.cse0 (not (= |#NULL.offset| 0))) (.cse1 (and (= |timeShift_isMethaneAlarm_~retValue_acc~4#1| |timeShift_isMethaneAlarm_#res#1|) (= |timeShift_processEnvironment_~tmp~5#1| |timeShift_isMethaneAlarm_#res#1|))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= ~head~0.offset 0))) (.cse4 (not (= |old(~pumpRunning~0)| 1))) (.cse5 (not (<= ~methaneLevelCritical~0 0))) (.cse6 (not (<= 0 ~methaneLevelCritical~0))) (.cse7 (not (= |#NULL.base| 0))) (.cse8 (not (<= 0 |#StackHeapBarrier|))) (.cse10 (not (= ~head~0.base 0))) (.cse11 (not (= ~cleanupTimeShifts~0 4)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (not (<= 2 |old(~waterLevel~0)|))) (or .cse2 (and (or (and (= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) (< 0 |old(~waterLevel~0)|)) (and (<= |old(~waterLevel~0)| 0) (= |old(~waterLevel~0)| ~waterLevel~0))) (= |timeShift_processEnvironment_~tmp~5#1| ~methaneLevelCritical~0) (= ~pumpRunning~0 1)) .cse4 .cse9) (or (not (= |old(~pumpRunning~0)| 0)) .cse2 .cse9) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 (not (<= 0 (+ |old(~waterLevel~0)| 2147483648))) .cse10 .cse11))) [2021-11-23 03:49:42,109 INFO L854 garLoopResultBuilder]: At program point L882(line 882) the Hoare annotation is: (let ((.cse20 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse18 (= ~pumpRunning~0 1)) (.cse6 (= ~pumpRunning~0 0)) (.cse22 (= 1 ~systemActive~0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse16 (or (and (= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) (< 0 |old(~waterLevel~0)|)) (and (<= |old(~waterLevel~0)| 0) .cse20))) (.cse17 (= |timeShift_processEnvironment_~tmp~5#1| ~methaneLevelCritical~0))) (let ((.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (and .cse6 (<= ~waterLevel~0 1) .cse22 (not .cse0) .cse16 .cse17)) (.cse19 (not (<= |old(~waterLevel~0)| 1))) (.cse7 (not (= |#NULL.offset| 0))) (.cse8 (and (= |timeShift_isMethaneAlarm_~retValue_acc~4#1| |timeShift_isMethaneAlarm_#res#1|) (= |timeShift_processEnvironment_~tmp~5#1| |timeShift_isMethaneAlarm_#res#1|))) (.cse9 (not (= ~head~0.offset 0))) (.cse2 (not (= |old(~pumpRunning~0)| 1))) (.cse10 (not (<= ~methaneLevelCritical~0 0))) (.cse11 (not (<= 0 ~methaneLevelCritical~0))) (.cse12 (not (= |#NULL.base| 0))) (.cse13 (not (<= 0 |#StackHeapBarrier|))) (.cse14 (not (= ~head~0.base 0))) (.cse15 (not (= ~cleanupTimeShifts~0 4))) (.cse5 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not .cse22)) (.cse21 (and .cse20 .cse18))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 (not (= |old(~waterLevel~0)| 1)) .cse1) (or .cse7 .cse8 .cse1 .cse9 .cse2 .cse10 .cse11 .cse12 .cse13 .cse3 .cse14 .cse15 (not (<= 2 |old(~waterLevel~0)|))) (or .cse1 (and .cse16 .cse17 .cse18) .cse2 .cse3 .cse4) (or .cse19 .cse5 (and .cse6 .cse20) .cse1 .cse21) (or .cse19 .cse7 .cse8 .cse1 .cse9 .cse2 .cse10 .cse11 .cse12 .cse13 (not (<= 0 (+ |old(~waterLevel~0)| 2147483648))) .cse14 .cse15) (or .cse5 .cse1 (not (= |old(~waterLevel~0)| 2)) .cse21))))) [2021-11-23 03:49:42,110 INFO L858 garLoopResultBuilder]: For program point L593(lines 593 610) no Hoare annotation was computed. [2021-11-23 03:49:42,110 INFO L858 garLoopResultBuilder]: For program point L882-1(line 882) no Hoare annotation was computed. [2021-11-23 03:49:42,110 INFO L854 garLoopResultBuilder]: At program point L870(line 870) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse1))) [2021-11-23 03:49:42,110 INFO L854 garLoopResultBuilder]: At program point L635(line 635) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1 (and (or (and (= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) (< 0 |old(~waterLevel~0)|)) (and (<= |old(~waterLevel~0)| 0) (= |old(~waterLevel~0)| ~waterLevel~0))) (= ~pumpRunning~0 1))) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse1))) [2021-11-23 03:49:42,111 INFO L854 garLoopResultBuilder]: At program point L635-1(line 635) the Hoare annotation is: (let ((.cse3 (not (= |old(~pumpRunning~0)| 1))) (.cse1 (= |timeShift_isMethaneAlarm_#t~ret30#1| ~methaneLevelCritical~0)) (.cse2 (= ~pumpRunning~0 1)) (.cse0 (not (= 1 ~systemActive~0))) (.cse4 (not (<= |old(~waterLevel~0)| 2)))) (and (or (not (<= |old(~waterLevel~0)| 1)) .cse0 (and .cse1 (<= ~waterLevel~0 0) (or (and (= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) (< 0 |old(~waterLevel~0)|)) (= |old(~waterLevel~0)| ~waterLevel~0)) .cse2) .cse3) (or .cse0 .cse3 .cse4 (and .cse1 (= ~waterLevel~0 1) .cse2) (not (<= 2 |old(~waterLevel~0)|))) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse4))) [2021-11-23 03:49:42,111 INFO L854 garLoopResultBuilder]: At program point L603(line 603) the Hoare annotation is: (let ((.cse3 (not (= |#NULL.offset| 0))) (.cse4 (and (= |timeShift_isMethaneAlarm_~retValue_acc~4#1| |timeShift_isMethaneAlarm_#res#1|) (= |timeShift_processEnvironment_~tmp~5#1| |timeShift_isMethaneAlarm_#res#1|))) (.cse5 (not (= ~head~0.offset 0))) (.cse1 (not (= |old(~pumpRunning~0)| 1))) (.cse6 (not (= |#NULL.base| 0))) (.cse7 (not (<= 0 |#StackHeapBarrier|))) (.cse8 (not (= ~head~0.base 0))) (.cse9 (not (= ~cleanupTimeShifts~0 4))) (.cse0 (not (= 1 ~systemActive~0))) (.cse2 (not (<= |old(~waterLevel~0)| 2)))) (and (or (= ~methaneLevelCritical~0 0) .cse0 .cse1 .cse2) (or (not (<= |old(~waterLevel~0)| 1)) .cse3 .cse4 .cse0 .cse5 .cse1 .cse6 .cse7 (not (<= 0 (+ |old(~waterLevel~0)| 2147483648))) .cse8 .cse9) (or .cse0 (and (or (and (= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) (< 0 |old(~waterLevel~0)|)) (and (<= |old(~waterLevel~0)| 0) (= |old(~waterLevel~0)| ~waterLevel~0))) (= |timeShift_processEnvironment_~tmp~5#1| ~methaneLevelCritical~0) (= ~pumpRunning~0 1)) .cse1 .cse2) (or .cse3 .cse4 .cse0 .cse5 .cse1 .cse6 .cse7 .cse2 .cse8 .cse9 (not (<= 2 |old(~waterLevel~0)|))) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 .cse2))) [2021-11-23 03:49:42,112 INFO L854 garLoopResultBuilder]: At program point L884(lines 884 904) the Hoare annotation is: (let ((.cse7 (= ~methaneLevelCritical~0 0))) (let ((.cse5 (= ~pumpRunning~0 1)) (.cse29 (= ~pumpRunning~0 0)) (.cse37 (= 1 ~systemActive~0)) (.cse1 (not .cse7)) (.cse33 (and (= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) (< 0 |old(~waterLevel~0)|))) (.cse34 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= |timeShift_processEnvironment_~tmp~5#1| ~methaneLevelCritical~0)) (.cse35 (not (= |timeShift___utac_acc__Specification3_spec__1_~tmp~8#1| 0))) (.cse10 (not (= |old(~pumpRunning~0)| 0)))) (let ((.cse6 (not (<= 2 |old(~waterLevel~0)|))) (.cse8 (and .cse29 (<= ~waterLevel~0 1) .cse37 .cse1 (or .cse33 (and (<= |old(~waterLevel~0)| 0) .cse34)) .cse4 .cse35 (or .cse10 (<= |old(~waterLevel~0)| ~waterLevel~0)))) (.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse32 (not (<= |old(~waterLevel~0)| 1))) (.cse14 (not (= |#NULL.offset| 0))) (.cse30 (and (= |timeShift_isMethaneAlarm_~retValue_acc~4#1| |timeShift_isMethaneAlarm_#res#1|) (= |timeShift_processEnvironment_~tmp~5#1| |timeShift_isMethaneAlarm_#res#1|))) (.cse21 (not (= ~head~0.offset 0))) (.cse2 (not (= |old(~pumpRunning~0)| 1))) (.cse23 (not (<= ~methaneLevelCritical~0 0))) (.cse24 (not (<= 0 ~methaneLevelCritical~0))) (.cse25 (not (= |#NULL.base| 0))) (.cse31 (not (<= 0 |#StackHeapBarrier|))) (.cse27 (not (= ~head~0.base 0))) (.cse28 (not (= ~cleanupTimeShifts~0 4))) (.cse0 (not .cse37)) (.cse36 (and .cse34 .cse5))) (and (or .cse0 .cse1 .cse2 .cse3 (and .cse4 (= ~waterLevel~0 1) .cse5) .cse6) (or .cse7 .cse0 .cse8 .cse2 .cse3) (let ((.cse11 (select |#memory_int| 17)) (.cse13 (select |#memory_int| 1)) (.cse22 (select |#memory_int| 23)) (.cse20 (select |#memory_int| 21)) (.cse12 (select |#memory_int| 18)) (.cse18 (select |#memory_int| 20)) (.cse15 (select |#memory_int| 26)) (.cse16 (select |#memory_int| 19)) (.cse26 (select |#memory_int| 22)) (.cse17 (select |#memory_int| 27)) (.cse19 (select |#memory_int| 28)) (.cse9 (select |#memory_int| 25))) (or (not (= (select |#valid| 23) 1)) (not (= 101 (select .cse9 2))) (not (= (select |#length| 24) 13)) (not (= (select .cse9 6) 0)) (not (= (select |#length| 12) 25)) .cse10 (not (= 79 (select .cse11 0))) (not (= (select .cse12 2) 102)) (not (= (select .cse13 0) 48)) .cse14 (not (= 9 (select |#length| 11))) (not (= (select |#valid| 26) 1)) (not (= 102 (select .cse12 1))) (not (= (select |#length| 27) 3)) (not (= 82 (select .cse15 1))) (not (= 9 (select |#length| 5))) (not (= 30 (select |#length| 7))) (not (= 117 (select .cse16 2))) (not (= 31 (select |#length| 2))) (not (= (select |#length| 17) 3)) (not (= (select |#valid| 12) 1)) (not (= 2 (select |#length| 1))) (not (= 58 (select .cse16 5))) (not (= 9 (select |#length| 14))) .cse0 (not (= 109 (select .cse16 3))) (not (= 4 (select |#length| 18))) (not (= (select |#length| 15) 25)) (not (= (select .cse11 1) 110)) (not (= 116 (select .cse9 3))) (not (= (select .cse17 1) 75)) (not (= (select |#valid| 6) 1)) (not (= 104 (select .cse9 4))) (not (= 67 (select .cse15 0))) (not (< 0 |#StackHeapBarrier|)) (not (= (select .cse16 6) 0)) (not (= (select .cse15 2) 73)) (not (= (select .cse18 2) 0)) (not (= (select |#valid| 3) 1)) (not (= 41 (select .cse19 0))) (not (= (select .cse20 3) 0)) (not (= (select |#length| 19) 7)) (not (= 2 (select |#length| 23))) (not (= (select |#valid| 25) 1)) .cse21 (not (= (select |#valid| 20) 1)) (not (= (select |#valid| 21) 1)) (not (= (select |#valid| 11) 1)) (not (= 3 (select |#length| 20))) (not (= (select |#valid| 16) 1)) (not (= (select |#valid| 28) 1)) (not (= (select |#length| 9) 21)) (not (= 30 (select |#length| 10))) (not (= (select .cse20 1) 102)) (not (= (select |#valid| 15) 1)) (not (= (select |#length| 6) 21)) (not (= 1 (select |#valid| 5))) (not (= (select |#length| 8) 9)) (not (= (select |#length| 3) 12)) (not (= (select |#valid| 0) 0)) (not (= (select .cse11 2) 0)) (not (= (select |#valid| 27) 1)) (not (= (select .cse13 1) 0)) (not (= 102 (select .cse20 2))) (not (= (select |#valid| 24) 1)) (not (= (select |#valid| 19) 1)) (not (= (select .cse22 0) 10)) (not (= (select .cse16 1) 80)) (not (= (select .cse22 1) 0)) (not (= (select |#length| 28) 2)) (not (= (select |#valid| 1) 1)) (not (= (select |#valid| 22) 1)) (not (= 7 (select |#length| 25))) .cse23 (not (= (select .cse12 3) 0)) (not (= 13 (select |#length| 16))) (not (= (select .cse9 0) 44)) (not (= (select .cse20 0) 79)) (not (= 110 (select .cse18 1))) (not (= (select |#valid| 8) 1)) (not (= (select .cse15 4) 0)) (not (= 30 (select |#length| 13))) (not (= (select |#valid| 4) 1)) (not (= (select .cse12 0) 79)) .cse24 (not (= (select .cse17 2) 0)) .cse25 (not (= (select |#length| 22) 3)) (not (= (select .cse18 0) 79)) (not (= (select |#valid| 7) 1)) (not (= 112 (select .cse16 4))) (not (= (select |#valid| 10) 1)) (not (= (select |#valid| 14) 1)) (not (= (select |#valid| 13) 1)) (not (= 5 (select |#length| 26))) (not (= 41 (select .cse26 0))) .cse3 (not (= 30 (select |#length| 4))) (not (= (select |#valid| 2) 1)) (not (= (select .cse15 3) 84)) (not (= (select .cse26 1) 32)) (not (= 44 (select .cse16 0))) (= ~methaneLevelCritical~0 |timeShift___utac_acc__Specification3_spec__1_~tmp~8#1|) (not (= (select |#length| 21) 4)) (not (= (select |#valid| 17) 1)) (not (= (select |#valid| 9) 1)) (not (= (select .cse9 5) 58)) (not (= (select .cse26 2) 0)) .cse27 (not (= (select .cse17 0) 79)) (not (= (select .cse19 1) 0)) .cse28 (not (= (select |#valid| 18) 1)) (not (= 77 (select .cse9 1))) .cse6)) (or .cse10 .cse29 (not (= |old(~waterLevel~0)| 1)) .cse0) (or .cse14 .cse30 .cse0 .cse21 .cse2 .cse23 .cse24 .cse25 .cse31 .cse3 .cse27 .cse28 .cse6) (or .cse32 .cse0 .cse8 .cse2 (and .cse4 (<= ~waterLevel~0 0) (or .cse33 .cse34) .cse5)) (or .cse10 .cse7 .cse0 .cse3 .cse35) (or .cse32 .cse10 (and .cse29 .cse34) .cse0 .cse36) (or .cse32 .cse14 .cse30 .cse0 .cse21 .cse2 .cse23 .cse24 .cse25 .cse31 (not (<= 0 (+ |old(~waterLevel~0)| 2147483648))) .cse27 .cse28) (or .cse10 .cse0 (not (= |old(~waterLevel~0)| 2)) .cse36))))) [2021-11-23 03:49:42,113 INFO L854 garLoopResultBuilder]: At program point L608(line 608) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= |old(~waterLevel~0)| 2)))) (and (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0)) .cse0 .cse1) (or .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1))) [2021-11-23 03:49:42,113 INFO L854 garLoopResultBuilder]: At program point L608-1(lines 589 613) the Hoare annotation is: (let ((.cse20 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse18 (= ~pumpRunning~0 1)) (.cse6 (= ~pumpRunning~0 0)) (.cse22 (= 1 ~systemActive~0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse16 (or (and (= |old(~waterLevel~0)| (+ ~waterLevel~0 1)) (< 0 |old(~waterLevel~0)|)) (and (<= |old(~waterLevel~0)| 0) .cse20))) (.cse17 (= |timeShift_processEnvironment_~tmp~5#1| ~methaneLevelCritical~0))) (let ((.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (and .cse6 (<= ~waterLevel~0 1) .cse22 (not .cse0) .cse16 .cse17)) (.cse19 (not (<= |old(~waterLevel~0)| 1))) (.cse7 (not (= |#NULL.offset| 0))) (.cse8 (and (= |timeShift_isMethaneAlarm_~retValue_acc~4#1| |timeShift_isMethaneAlarm_#res#1|) (= |timeShift_processEnvironment_~tmp~5#1| |timeShift_isMethaneAlarm_#res#1|))) (.cse9 (not (= ~head~0.offset 0))) (.cse2 (not (= |old(~pumpRunning~0)| 1))) (.cse10 (not (<= ~methaneLevelCritical~0 0))) (.cse11 (not (<= 0 ~methaneLevelCritical~0))) (.cse12 (not (= |#NULL.base| 0))) (.cse13 (not (<= 0 |#StackHeapBarrier|))) (.cse14 (not (= ~head~0.base 0))) (.cse15 (not (= ~cleanupTimeShifts~0 4))) (.cse5 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not .cse22)) (.cse21 (and .cse20 .cse18))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 (not (= |old(~waterLevel~0)| 1)) .cse1) (or .cse7 .cse8 .cse1 .cse9 .cse2 .cse10 .cse11 .cse12 .cse13 .cse3 .cse14 .cse15 (not (<= 2 |old(~waterLevel~0)|))) (or .cse1 (and .cse16 .cse17 .cse18) .cse2 .cse3 .cse4) (or .cse19 .cse5 (and .cse6 .cse20) .cse1 .cse21) (or .cse19 .cse7 .cse8 .cse1 .cse9 .cse2 .cse10 .cse11 .cse12 .cse13 (not (<= 0 (+ |old(~waterLevel~0)| 2147483648))) .cse14 .cse15) (or .cse5 .cse1 (not (= |old(~waterLevel~0)| 2)) .cse21))))) [2021-11-23 03:49:42,113 INFO L858 garLoopResultBuilder]: For program point L542-1(lines 542 548) no Hoare annotation was computed. [2021-11-23 03:49:42,113 INFO L854 garLoopResultBuilder]: At program point timeShiftENTRY(lines 531 554) the Hoare annotation is: (let ((.cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (and (= ~pumpRunning~0 0) .cse3)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= |old(~waterLevel~0)| 2))) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2) (or .cse2 (not (= |old(~pumpRunning~0)| 1)) (not (<= |old(~waterLevel~0)| 2)) (and .cse3 (= ~pumpRunning~0 1)))))) [2021-11-23 03:49:42,114 INFO L858 garLoopResultBuilder]: For program point timeShiftEXIT(lines 531 554) no Hoare annotation was computed. [2021-11-23 03:49:42,114 INFO L858 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 870) no Hoare annotation was computed. [2021-11-23 03:49:42,114 INFO L861 garLoopResultBuilder]: At program point L66-1(lines 66 70) the Hoare annotation is: true [2021-11-23 03:49:42,114 INFO L858 garLoopResultBuilder]: For program point cleanupEXIT(lines 52 81) no Hoare annotation was computed. [2021-11-23 03:49:42,114 INFO L861 garLoopResultBuilder]: At program point cleanupENTRY(lines 52 81) the Hoare annotation is: true [2021-11-23 03:49:42,114 INFO L861 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: true [2021-11-23 03:49:42,115 INFO L861 garLoopResultBuilder]: At program point L58(line 58) the Hoare annotation is: true [2021-11-23 03:49:42,115 INFO L858 garLoopResultBuilder]: For program point L58-1(line 58) no Hoare annotation was computed. [2021-11-23 03:49:42,115 INFO L861 garLoopResultBuilder]: At program point L77(lines 52 81) the Hoare annotation is: true [2021-11-23 03:49:42,115 INFO L858 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2021-11-23 03:49:42,115 INFO L858 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-11-23 03:49:42,115 INFO L854 garLoopResultBuilder]: At program point L762(lines 715 763) the Hoare annotation is: false [2021-11-23 03:49:42,116 INFO L858 garLoopResultBuilder]: For program point L717(lines 716 761) no Hoare annotation was computed. [2021-11-23 03:49:42,116 INFO L854 garLoopResultBuilder]: At program point L738(line 738) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 (<= ~waterLevel~0 2) (= ~pumpRunning~0 1)) (and .cse2 (= 2 ~waterLevel~0) .cse0 .cse1) (and .cse2 (<= ~waterLevel~0 1) .cse0 .cse1))) [2021-11-23 03:49:42,116 INFO L861 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-11-23 03:49:42,116 INFO L854 garLoopResultBuilder]: At program point L759(lines 716 761) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 (<= ~waterLevel~0 2) (= ~pumpRunning~0 1)) (and (= ~pumpRunning~0 0) (<= ~waterLevel~0 1) .cse0 .cse1))) [2021-11-23 03:49:42,116 INFO L858 garLoopResultBuilder]: For program point L726(lines 726 732) no Hoare annotation was computed. [2021-11-23 03:49:42,116 INFO L858 garLoopResultBuilder]: For program point L726-1(lines 726 732) no Hoare annotation was computed. [2021-11-23 03:49:42,117 INFO L854 garLoopResultBuilder]: At program point L140(lines 140 147) the Hoare annotation is: (let ((.cse0 (select |#memory_int| 20)) (.cse5 (select |#memory_int| 22)) (.cse6 (select |#memory_int| 23)) (.cse9 (select |#memory_int| 28)) (.cse11 (select |#memory_int| 1)) (.cse8 (select |#memory_int| 18)) (.cse7 (select |#memory_int| 25)) (.cse2 (select |#memory_int| 17)) (.cse10 (select |#memory_int| 21)) (.cse3 (select |#memory_int| 27)) (.cse1 (select |#memory_int| 26)) (.cse4 (select |#memory_int| 19))) (and (= (select |#length| 15) 25) (= (select .cse0 0) 79) (= 9 (select |#length| 5)) (= (select .cse1 3) 84) (= (select |#length| 9) 21) (= (select .cse2 1) 110) (= 30 (select |#length| 7)) (= 1 (select |#valid| 5)) (= (select |#length| 3) 12) (= (select |#valid| 15) 1) (= (select |#length| 21) 4) (= (select .cse2 2) 0) (= 82 (select .cse1 1)) (= ~pumpRunning~0 0) (= (select |#valid| 26) 1) (= 67 (select .cse1 0)) (= (select .cse3 2) 0) (= |ULTIMATE.start_valid_product_#res#1| |ULTIMATE.start_main_~tmp~0#1|) (= (select .cse4 1) 80) (= (select .cse0 2) 0) (= 3 (select |#length| 20)) (= 41 (select .cse5 0)) (= 1 |ULTIMATE.start_valid_product_~retValue_acc~11#1|) (= (select .cse3 1) 75) (= (select |#valid| 9) 1) (= 13 (select |#length| 16)) (= (select |#length| 12) 25) (= (select |#length| 28) 2) (= (select |#length| 19) 7) (= (select .cse6 0) 10) (= (select |#valid| 11) 1) (= (select |#valid| 27) 1) (= ~methaneLevelCritical~0 0) (= 58 (select .cse4 5)) (= 110 (select .cse0 1)) (= 30 (select |#length| 4)) (= (select |#length| 22) 3) (= 31 (select |#length| 2)) (= ~head~0.offset 0) (= (select |#length| 24) 13) (= (select |#length| 27) 3) (= 2 (select |#length| 1)) (= (select |#length| 8) 9) (= (select .cse7 5) 58) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 5 (select |#length| 26)) (= 77 (select .cse7 1)) (= |ULTIMATE.start_valid_product_#res#1| |ULTIMATE.start_valid_product_~retValue_acc~11#1|) (= 2 (select |#length| 23)) (= (select |#valid| 18) 1) (= (select |#valid| 22) 1) (= 30 (select |#length| 13)) (= (select .cse8 3) 0) (= 1 ~systemActive~0) (= (select .cse7 6) 0) (= (select |#valid| 24) 1) (= 30 (select |#length| 10)) (= (select |#length| 17) 3) (= (select .cse1 4) 0) (= (select |#valid| 12) 1) (= (select |#valid| 28) 1) (= (select .cse9 1) 0) (= 102 (select .cse8 1)) (= (select |#valid| 4) 1) (= 102 (select .cse10 2)) (= (select .cse5 1) 32) (= 112 (select .cse4 4)) (= (select .cse8 2) 102) (= (select .cse5 2) 0) (= (select .cse4 6) 0) (= (select |#valid| 1) 1) (= (select |#valid| 20) 1) (= (select |#length| 6) 21) (= (select |#valid| 21) 1) (= (select |#valid| 14) 1) (= 9 (select |#length| 14)) (= (select |#valid| 0) 0) (= (select |#valid| 25) 1) (= 4 (select |#length| 18)) (= ~head~0.base 0) (= 44 (select .cse4 0)) (= 101 (select .cse7 2)) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= 9 (select |#length| 11)) (= ~waterLevel~0 1) (= (select .cse6 1) 0) (= (select .cse7 0) 44) (= (select .cse11 0) 48) (= (select |#valid| 23) 1) (= 41 (select .cse9 0)) (= (select .cse10 3) 0) (= 116 (select .cse7 3)) (= 7 (select |#length| 25)) (= (select |#valid| 19) 1) (= (select |#valid| 16) 1) (= (select |#valid| 6) 1) (= (select .cse11 1) 0) (= (select .cse8 0) 79) (= (select .cse10 1) 102) (= 104 (select .cse7 4)) (= 79 (select .cse2 0)) (= (select .cse10 0) 79) (= (select |#valid| 17) 1) (= (select |#valid| 10) 1) (= (select .cse3 0) 79) (= (select |#valid| 8) 1) (= 117 (select .cse4 2)) (= (select |#valid| 13) 1) (= (select .cse1 2) 73) (< 0 |#StackHeapBarrier|) (= 109 (select .cse4 3)) (= ~cleanupTimeShifts~0 4) (= |#NULL.base| 0))) [2021-11-23 03:49:42,118 INFO L861 garLoopResultBuilder]: At program point L140-2(lines 140 147) the Hoare annotation is: true [2021-11-23 03:49:42,118 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-23 03:49:42,118 INFO L854 garLoopResultBuilder]: At program point L752-2(lines 746 757) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 (<= ~waterLevel~0 2) (= ~pumpRunning~0 1)) (and .cse2 (= 2 ~waterLevel~0) .cse0 .cse1) (and .cse2 (<= ~waterLevel~0 1) .cse0 .cse1))) [2021-11-23 03:49:42,118 INFO L858 garLoopResultBuilder]: For program point L736(lines 736 742) no Hoare annotation was computed. [2021-11-23 03:49:42,118 INFO L858 garLoopResultBuilder]: For program point L736-1(lines 736 742) no Hoare annotation was computed. [2021-11-23 03:49:42,119 INFO L861 garLoopResultBuilder]: At program point L765(lines 706 769) the Hoare annotation is: true [2021-11-23 03:49:42,119 INFO L854 garLoopResultBuilder]: At program point L728(line 728) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 (<= ~waterLevel~0 2) (= ~pumpRunning~0 1)) (and .cse2 (<= ~waterLevel~0 1) .cse0 .cse1) (and .cse2 (= 2 ~waterLevel~0) .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2021-11-23 03:49:42,119 INFO L854 garLoopResultBuilder]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 563 587) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 1)) (not (<= ~waterLevel~0 1)) (= ~pumpRunning~0 1)) (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) .cse0 (not (<= ~waterLevel~0 2))))) [2021-11-23 03:49:42,120 INFO L854 garLoopResultBuilder]: At program point L577(line 577) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (<= ~waterLevel~0 1))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 1)) (not .cse1)) (or .cse2 .cse3 (= |processEnvironment__wrappee__highWaterSensor_~tmp~4#1| 0) .cse0) (let ((.cse5 (select |#memory_int| 17)) (.cse7 (select |#memory_int| 1)) (.cse14 (select |#memory_int| 23)) (.cse13 (select |#memory_int| 21)) (.cse6 (select |#memory_int| 18)) (.cse11 (select |#memory_int| 20)) (.cse8 (select |#memory_int| 26)) (.cse9 (select |#memory_int| 19)) (.cse15 (select |#memory_int| 22)) (.cse10 (select |#memory_int| 27)) (.cse12 (select |#memory_int| 28)) (.cse4 (select |#memory_int| 25))) (or .cse2 (not (= (select |#valid| 23) 1)) (not (= 101 (select .cse4 2))) (not (= (select |#length| 24) 13)) (not (= (select .cse4 6) 0)) (not (= (select |#length| 12) 25)) .cse3 (not (= 79 (select .cse5 0))) (not (= (select .cse6 2) 102)) (not (= (select .cse7 0) 48)) (not (= |#NULL.offset| 0)) (not (= 9 (select |#length| 11))) (not (= (select |#valid| 26) 1)) (not (= 102 (select .cse6 1))) (and (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_~retValue_acc~9#1| |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1|) (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_~retValue_acc~9#1| 1) (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~retValue_acc~6#1| |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_#res#1|) (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp___0~0#1| 0) (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1| |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp~6#1|) (= |processEnvironment__wrappee__highWaterSensor_~tmp~4#1| |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_#res#1|)) (not (= (select |#length| 27) 3)) (not (= 82 (select .cse8 1))) (not (= 9 (select |#length| 5))) (not (= 30 (select |#length| 7))) (not (= 117 (select .cse9 2))) (not (= 31 (select |#length| 2))) (not (= (select |#length| 17) 3)) (not (= (select |#valid| 12) 1)) (not (= 2 (select |#length| 1))) (not (= 58 (select .cse9 5))) (not (= 9 (select |#length| 14))) .cse0 (not (= 109 (select .cse9 3))) (not (= 4 (select |#length| 18))) (not (= (select |#length| 15) 25)) (not (= (select .cse5 1) 110)) (not (= 116 (select .cse4 3))) (not (= (select .cse10 1) 75)) (not (= (select |#valid| 6) 1)) (not (= 104 (select .cse4 4))) (not (= 67 (select .cse8 0))) (not (< 0 |#StackHeapBarrier|)) (not (= (select .cse9 6) 0)) (not (= (select .cse8 2) 73)) (not (= (select .cse11 2) 0)) (not (= (select |#valid| 3) 1)) (not (= 41 (select .cse12 0))) (not (= (select .cse13 3) 0)) (not (= (select |#length| 19) 7)) (not (= 2 (select |#length| 23))) (not (= (select |#valid| 25) 1)) (not (= ~head~0.offset 0)) (not (= (select |#valid| 20) 1)) (not (= (select |#valid| 21) 1)) (not (= (select |#valid| 11) 1)) (not (= 3 (select |#length| 20))) (not (= (select |#valid| 16) 1)) (not (= (select |#valid| 28) 1)) (not (= (select |#length| 9) 21)) (not (= 30 (select |#length| 10))) (not (= (select .cse13 1) 102)) (not (= (select |#valid| 15) 1)) (not (= (select |#length| 6) 21)) (not (= 1 (select |#valid| 5))) (not (= (select |#length| 8) 9)) (not (= (select |#length| 3) 12)) (not (= (select |#valid| 0) 0)) (not (= (select .cse5 2) 0)) (not (= (select |#valid| 27) 1)) (not (= (select .cse7 1) 0)) (not (= 102 (select .cse13 2))) (not (= (select |#valid| 24) 1)) (not (= (select |#valid| 19) 1)) (not (= (select .cse14 0) 10)) (not (= (select .cse9 1) 80)) (not (= (select .cse14 1) 0)) (not (= (select |#length| 28) 2)) (not (= (select |#valid| 1) 1)) (not (= (select |#valid| 22) 1)) (not (= 7 (select |#length| 25))) (not (<= ~methaneLevelCritical~0 0)) (not (= (select .cse6 3) 0)) (not (= 13 (select |#length| 16))) (not (= (select .cse4 0) 44)) (not (= (select .cse13 0) 79)) (not (= 110 (select .cse11 1))) (not (= (select |#valid| 8) 1)) (not (= (select .cse8 4) 0)) (not (= 30 (select |#length| 13))) (not (= (select |#valid| 4) 1)) (not (= (select .cse6 0) 79)) (not (<= 0 ~methaneLevelCritical~0)) (not (= (select .cse10 2) 0)) (not (= |#NULL.base| 0)) (not (= (select |#length| 22) 3)) (not (= (select .cse11 0) 79)) (not (= (select |#valid| 7) 1)) (not (= 112 (select .cse9 4))) (not (= (select |#valid| 10) 1)) (not (= (select |#valid| 14) 1)) (not (= (select |#valid| 13) 1)) (not (= 5 (select |#length| 26))) (not (= 41 (select .cse15 0))) (not (= 30 (select |#length| 4))) (not (= (select |#valid| 2) 1)) (not (= (select .cse8 3) 84)) (not (= (select .cse15 1) 32)) (not (= 44 (select .cse9 0))) (not (= (select |#length| 21) 4)) (not (= (select |#valid| 17) 1)) (not (= (select |#valid| 9) 1)) (not (= (select .cse4 5) 58)) (not (= (select .cse15 2) 0)) (not (= ~head~0.base 0)) (not (= (select .cse10 0) 79)) (not (= (select .cse12 1) 0)) (not (= ~cleanupTimeShifts~0 4)) (not (= (select |#valid| 18) 1)) (not (= 77 (select .cse4 1))))) (or .cse3 .cse0 (not (<= ~waterLevel~0 2)) (and (<= 0 |processEnvironment__wrappee__highWaterSensor_~tmp~4#1|) (= ~pumpRunning~0 0) .cse1)))) [2021-11-23 03:49:42,120 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 563 587) no Hoare annotation was computed. [2021-11-23 03:49:42,121 INFO L854 garLoopResultBuilder]: At program point L571(lines 571 579) the Hoare annotation is: (let ((.cse121 (select |#memory_int| 22)) (.cse127 (select |#memory_int| 23)) (.cse126 (select |#memory_int| 21)) (.cse119 (select |#memory_int| 28)) (.cse124 (select |#memory_int| 20)) (.cse120 (select |#memory_int| 27)) (.cse122 (select |#memory_int| 19)) (.cse123 (select |#memory_int| 26)) (.cse128 (select |#memory_int| 1)) (.cse125 (select |#memory_int| 18)) (.cse129 (select |#memory_int| 17)) (.cse118 (select |#memory_int| 25)) (.cse3 (<= ~waterLevel~0 1))) (let ((.cse1 (not .cse3)) (.cse5 (not (= ~waterLevel~0 1))) (.cse6 (not (= (select |#valid| 23) 1))) (.cse7 (not (= 101 (select .cse118 2)))) (.cse8 (not (= (select |#length| 24) 13))) (.cse9 (not (= (select .cse118 6) 0))) (.cse10 (not (= (select |#length| 12) 25))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse11 (not (= 79 (select .cse129 0)))) (.cse12 (not (= (select .cse125 2) 102))) (.cse13 (not (= (select .cse128 0) 48))) (.cse14 (not (= |#NULL.offset| 0))) (.cse15 (not (= 9 (select |#length| 11)))) (.cse16 (not (= (select |#valid| 26) 1))) (.cse17 (not (= 102 (select .cse125 1)))) (.cse22 (not (= (select |#length| 27) 3))) (.cse23 (not (= 82 (select .cse123 1)))) (.cse24 (not (= 9 (select |#length| 5)))) (.cse25 (not (= 30 (select |#length| 7)))) (.cse26 (not (= 117 (select .cse122 2)))) (.cse27 (not (= 31 (select |#length| 2)))) (.cse28 (not (= (select |#length| 17) 3))) (.cse29 (not (= (select |#valid| 12) 1))) (.cse30 (not (= 2 (select |#length| 1)))) (.cse31 (not (= 58 (select .cse122 5)))) (.cse32 (not (= 9 (select |#length| 14)))) (.cse0 (not (= 1 ~systemActive~0))) (.cse33 (not (= 109 (select .cse122 3)))) (.cse34 (not (= 4 (select |#length| 18)))) (.cse35 (not (= (select |#length| 15) 25))) (.cse36 (not (= (select .cse129 1) 110))) (.cse18 (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_~retValue_acc~9#1| |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1|)) (.cse19 (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~retValue_acc~6#1| |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_#res#1|)) (.cse20 (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1| |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp~6#1|)) (.cse21 (= |processEnvironment__wrappee__highWaterSensor_~tmp~4#1| |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_#res#1|)) (.cse37 (not (= 116 (select .cse118 3)))) (.cse38 (not (= (select .cse120 1) 75))) (.cse39 (not (= (select |#valid| 6) 1))) (.cse40 (not (= 104 (select .cse118 4)))) (.cse41 (not (= 67 (select .cse123 0)))) (.cse42 (not (< 0 |#StackHeapBarrier|))) (.cse43 (not (= (select .cse122 6) 0))) (.cse44 (not (= (select .cse123 2) 73))) (.cse45 (not (= (select .cse124 2) 0))) (.cse46 (not (= (select |#valid| 3) 1))) (.cse47 (not (= 41 (select .cse119 0)))) (.cse48 (not (= (select .cse126 3) 0))) (.cse49 (not (= (select |#length| 19) 7))) (.cse50 (not (= 2 (select |#length| 23)))) (.cse51 (not (= (select |#valid| 25) 1))) (.cse52 (not (= ~head~0.offset 0))) (.cse53 (not (= (select |#valid| 20) 1))) (.cse54 (not (= (select |#valid| 21) 1))) (.cse55 (not (= (select |#valid| 11) 1))) (.cse56 (not (= 3 (select |#length| 20)))) (.cse57 (not (= (select |#valid| 16) 1))) (.cse58 (not (= (select |#valid| 28) 1))) (.cse59 (not (= (select |#length| 9) 21))) (.cse60 (not (= 30 (select |#length| 10)))) (.cse61 (not (= (select .cse126 1) 102))) (.cse62 (not (= (select |#valid| 15) 1))) (.cse63 (not (= (select |#length| 6) 21))) (.cse64 (not (= 1 (select |#valid| 5)))) (.cse65 (not (= (select |#length| 8) 9))) (.cse66 (not (= (select |#length| 3) 12))) (.cse67 (not (= (select |#valid| 0) 0))) (.cse68 (not (= (select .cse129 2) 0))) (.cse69 (not (= (select |#valid| 27) 1))) (.cse70 (not (= (select .cse128 1) 0))) (.cse71 (not (= 102 (select .cse126 2)))) (.cse72 (not (= (select |#valid| 24) 1))) (.cse73 (not (= (select |#valid| 19) 1))) (.cse74 (not (= (select .cse127 0) 10))) (.cse75 (not (= (select .cse122 1) 80))) (.cse76 (not (= (select .cse127 1) 0))) (.cse77 (not (= (select |#length| 28) 2))) (.cse78 (not (= (select |#valid| 1) 1))) (.cse79 (not (= (select |#valid| 22) 1))) (.cse80 (not (= 7 (select |#length| 25)))) (.cse81 (not (= (select .cse125 3) 0))) (.cse82 (not (= 13 (select |#length| 16)))) (.cse83 (not (= (select .cse118 0) 44))) (.cse84 (not (= (select .cse126 0) 79))) (.cse85 (not (= 110 (select .cse124 1)))) (.cse86 (not (= (select |#valid| 8) 1))) (.cse87 (not (= (select .cse123 4) 0))) (.cse88 (not (= 30 (select |#length| 13)))) (.cse89 (not (= (select |#valid| 4) 1))) (.cse4 (not (<= ~waterLevel~0 2))) (.cse90 (not (= (select .cse125 0) 79))) (.cse91 (not (= (select .cse120 2) 0))) (.cse92 (not (= |#NULL.base| 0))) (.cse93 (not (= (select |#length| 22) 3))) (.cse94 (not (= (select .cse124 0) 79))) (.cse95 (not (= (select |#valid| 7) 1))) (.cse96 (not (= 112 (select .cse122 4)))) (.cse97 (not (= (select |#valid| 10) 1))) (.cse98 (not (= (select |#valid| 14) 1))) (.cse99 (not (= (select |#valid| 13) 1))) (.cse100 (not (= 5 (select |#length| 26)))) (.cse101 (not (= 41 (select .cse121 0)))) (.cse102 (not (= 30 (select |#length| 4)))) (.cse103 (not (= (select |#valid| 2) 1))) (.cse104 (not (= (select .cse123 3) 84))) (.cse105 (not (= (select .cse121 1) 32))) (.cse106 (not (= 44 (select .cse122 0)))) (.cse107 (not (= (select |#length| 21) 4))) (.cse108 (not (= (select |#valid| 17) 1))) (.cse109 (not (= (select |#valid| 9) 1))) (.cse110 (not (= (select .cse118 5) 58))) (.cse111 (not (= (select .cse121 2) 0))) (.cse112 (not (= ~head~0.base 0))) (.cse113 (not (= (select .cse120 0) 79))) (.cse114 (not (= (select .cse119 1) 0))) (.cse115 (not (= ~cleanupTimeShifts~0 4))) (.cse116 (not (= (select |#valid| 18) 1))) (.cse117 (not (= 77 (select .cse118 1))))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1) (or .cse2 (and (= ~pumpRunning~0 0) (or .cse3 (= |processEnvironment__wrappee__highWaterSensor_~tmp~4#1| 1))) .cse0 .cse4) (or (and (<= 0 |processEnvironment__wrappee__highWaterSensor_~tmp~4#1|) (or .cse5 (= |processEnvironment__wrappee__highWaterSensor_~tmp~4#1| 0))) .cse2 .cse0 .cse1) (or .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse2 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 (and .cse18 (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_~retValue_acc~9#1| 1) .cse19 (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp___0~0#1| 0) .cse20 .cse21) .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse0 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 .cse49 .cse50 .cse51 .cse52 .cse53 .cse54 .cse55 .cse56 .cse57 .cse58 .cse59 .cse60 .cse61 .cse62 .cse63 .cse64 .cse65 .cse66 .cse67 .cse68 .cse69 .cse70 .cse71 .cse72 .cse73 .cse74 .cse75 .cse76 .cse77 .cse78 .cse79 .cse80 (not (<= ~methaneLevelCritical~0 0)) .cse81 .cse82 .cse83 .cse84 .cse85 .cse86 .cse87 .cse88 .cse89 .cse90 (not (<= 0 ~methaneLevelCritical~0)) .cse91 .cse92 .cse93 .cse94 .cse95 .cse96 .cse97 .cse98 .cse99 .cse100 .cse101 .cse102 .cse103 .cse104 .cse105 .cse106 .cse107 .cse108 .cse109 .cse110 .cse111 .cse112 .cse113 .cse114 .cse115 .cse116 .cse117) (or .cse6 .cse7 .cse8 .cse9 .cse10 .cse2 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse0 .cse33 .cse34 .cse35 .cse36 (and .cse18 (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_~retValue_acc~9#1| 0) .cse19 (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp___0~0#1| 1) .cse20 .cse21) .cse37 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 .cse49 .cse50 .cse51 .cse52 .cse53 (not (<= 2 ~waterLevel~0)) .cse54 .cse55 .cse56 .cse57 .cse58 .cse59 .cse60 .cse61 .cse62 .cse63 .cse64 .cse65 .cse66 .cse67 .cse68 (not (= ~methaneLevelCritical~0 0)) .cse69 .cse70 .cse71 .cse72 .cse73 .cse74 .cse75 .cse76 .cse77 .cse78 .cse79 .cse80 .cse81 .cse82 .cse83 .cse84 .cse85 .cse86 .cse87 .cse88 .cse89 .cse4 .cse90 .cse91 .cse92 .cse93 .cse94 .cse95 .cse96 .cse97 .cse98 .cse99 .cse100 .cse101 .cse102 .cse103 .cse104 .cse105 .cse106 .cse107 .cse108 .cse109 .cse110 .cse111 .cse112 .cse113 .cse114 .cse115 .cse116 .cse117)))) [2021-11-23 03:49:42,121 INFO L854 garLoopResultBuilder]: At program point L567(lines 567 584) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 1)) (not (<= ~waterLevel~0 1)) (= ~pumpRunning~0 1)) (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) .cse0 (not (<= ~waterLevel~0 2))))) [2021-11-23 03:49:42,122 INFO L854 garLoopResultBuilder]: At program point L582(line 582) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 1)) (not (<= ~waterLevel~0 1)) (= ~pumpRunning~0 1)) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (not (<= ~waterLevel~0 2))))) [2021-11-23 03:49:42,122 INFO L858 garLoopResultBuilder]: For program point L582-1(lines 563 587) no Hoare annotation was computed. [2021-11-23 03:49:42,122 INFO L858 garLoopResultBuilder]: For program point waterRiseEXIT(lines 786 797) no Hoare annotation was computed. [2021-11-23 03:49:42,122 INFO L854 garLoopResultBuilder]: At program point waterRiseENTRY(lines 786 797) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3) (or (not (<= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2) (or .cse1 (not (= ~pumpRunning~0 1)) .cse2 .cse3))) [2021-11-23 03:49:42,126 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 03:49:42,128 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 03:49:42,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:49:42 BoogieIcfgContainer [2021-11-23 03:49:42,239 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 03:49:42,240 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 03:49:42,240 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 03:49:42,240 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 03:49:42,241 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:46:47" (3/4) ... [2021-11-23 03:49:42,244 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 03:49:42,250 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-11-23 03:49:42,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-11-23 03:49:42,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-11-23 03:49:42,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-11-23 03:49:42,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-11-23 03:49:42,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2021-11-23 03:49:42,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-11-23 03:49:42,268 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 73 nodes and edges [2021-11-23 03:49:42,269 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-11-23 03:49:42,269 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-23 03:49:42,270 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 03:49:42,271 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 03:49:42,272 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 03:49:42,272 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 03:49:42,298 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((unknown-#length-unknown[15] == 25 && unknown-#memory_int-unknown[20][0] == 79) && 9 == unknown-#length-unknown[5]) && unknown-#memory_int-unknown[26][3] == 84) && unknown-#length-unknown[9] == 21) && unknown-#memory_int-unknown[17][1] == 110) && 30 == unknown-#length-unknown[7]) && 1 == \valid[5]) && unknown-#length-unknown[3] == 12) && \valid[15] == 1) && unknown-#length-unknown[21] == 4) && unknown-#memory_int-unknown[17][2] == 0) && 82 == unknown-#memory_int-unknown[26][1]) && pumpRunning == 0) && \valid[26] == 1) && 67 == unknown-#memory_int-unknown[26][0]) && unknown-#memory_int-unknown[27][2] == 0) && \result == tmp) && unknown-#memory_int-unknown[19][1] == 80) && unknown-#memory_int-unknown[20][2] == 0) && 3 == unknown-#length-unknown[20]) && 41 == unknown-#memory_int-unknown[22][0]) && 1 == retValue_acc) && unknown-#memory_int-unknown[27][1] == 75) && \valid[9] == 1) && 13 == unknown-#length-unknown[16]) && unknown-#length-unknown[12] == 25) && unknown-#length-unknown[28] == 2) && unknown-#length-unknown[19] == 7) && unknown-#memory_int-unknown[23][0] == 10) && \valid[11] == 1) && \valid[27] == 1) && methaneLevelCritical == 0) && 58 == unknown-#memory_int-unknown[19][5]) && 110 == unknown-#memory_int-unknown[20][1]) && 30 == unknown-#length-unknown[4]) && unknown-#length-unknown[22] == 3) && 31 == unknown-#length-unknown[2]) && head == 0) && unknown-#length-unknown[24] == 13) && unknown-#length-unknown[27] == 3) && 2 == unknown-#length-unknown[1]) && unknown-#length-unknown[8] == 9) && unknown-#memory_int-unknown[25][5] == 58) && \valid[3] == 1) && \valid[7] == 1) && 5 == unknown-#length-unknown[26]) && 77 == unknown-#memory_int-unknown[25][1]) && \result == retValue_acc) && 2 == unknown-#length-unknown[23]) && \valid[18] == 1) && \valid[22] == 1) && 30 == unknown-#length-unknown[13]) && unknown-#memory_int-unknown[18][3] == 0) && 1 == systemActive) && unknown-#memory_int-unknown[25][6] == 0) && \valid[24] == 1) && 30 == unknown-#length-unknown[10]) && unknown-#length-unknown[17] == 3) && unknown-#memory_int-unknown[26][4] == 0) && \valid[12] == 1) && \valid[28] == 1) && unknown-#memory_int-unknown[28][1] == 0) && 102 == unknown-#memory_int-unknown[18][1]) && \valid[4] == 1) && 102 == unknown-#memory_int-unknown[21][2]) && unknown-#memory_int-unknown[22][1] == 32) && 112 == unknown-#memory_int-unknown[19][4]) && unknown-#memory_int-unknown[18][2] == 102) && unknown-#memory_int-unknown[22][2] == 0) && unknown-#memory_int-unknown[19][6] == 0) && \valid[1] == 1) && \valid[20] == 1) && unknown-#length-unknown[6] == 21) && \valid[21] == 1) && \valid[14] == 1) && 9 == unknown-#length-unknown[14]) && \valid[0] == 0) && \valid[25] == 1) && 4 == unknown-#length-unknown[18]) && head == 0) && 44 == unknown-#memory_int-unknown[19][0]) && 101 == unknown-#memory_int-unknown[25][2]) && \valid[2] == 1) && #NULL == 0) && 9 == unknown-#length-unknown[11]) && waterLevel == 1) && unknown-#memory_int-unknown[23][1] == 0) && unknown-#memory_int-unknown[25][0] == 44) && unknown-#memory_int-unknown[1][0] == 48) && \valid[23] == 1) && 41 == unknown-#memory_int-unknown[28][0]) && unknown-#memory_int-unknown[21][3] == 0) && 116 == unknown-#memory_int-unknown[25][3]) && 7 == unknown-#length-unknown[25]) && \valid[19] == 1) && \valid[16] == 1) && \valid[6] == 1) && unknown-#memory_int-unknown[1][1] == 0) && unknown-#memory_int-unknown[18][0] == 79) && unknown-#memory_int-unknown[21][1] == 102) && 104 == unknown-#memory_int-unknown[25][4]) && 79 == unknown-#memory_int-unknown[17][0]) && unknown-#memory_int-unknown[21][0] == 79) && \valid[17] == 1) && \valid[10] == 1) && unknown-#memory_int-unknown[27][0] == 79) && \valid[8] == 1) && 117 == unknown-#memory_int-unknown[19][2]) && \valid[13] == 1) && unknown-#memory_int-unknown[26][2] == 73) && 0 < unknown-#StackHeapBarrier-unknown) && 109 == unknown-#memory_int-unknown[19][3]) && cleanupTimeShifts == 4) && #NULL == 0 [2021-11-23 03:49:42,299 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(\old(waterLevel) == 2)) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive))) && (((!(1 == systemActive) || !(\old(pumpRunning) == 1)) || !(\old(waterLevel) <= 2)) || (\old(waterLevel) == waterLevel && pumpRunning == 1)) [2021-11-23 03:49:42,301 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(\old(pumpRunning) == 1)) || !(\old(waterLevel) <= 2)) || (((((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && ((\old(waterLevel) == waterLevel + 1 && 0 < \old(waterLevel)) || (\old(waterLevel) <= 0 && \old(waterLevel) == waterLevel))) && tmp == methaneLevelCritical)) && (((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive))) && ((((((((((((!(#NULL == 0) || (retValue_acc == \result && tmp == \result)) || !(1 == systemActive)) || !(head == 0)) || !(\old(pumpRunning) == 1)) || !(methaneLevelCritical <= 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(\old(waterLevel) <= 2)) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel)))) && ((((!(1 == systemActive) || ((((\old(waterLevel) == waterLevel + 1 && 0 < \old(waterLevel)) || (\old(waterLevel) <= 0 && \old(waterLevel) == waterLevel)) && tmp == methaneLevelCritical) && pumpRunning == 1)) || !(\old(pumpRunning) == 1)) || !(\old(waterLevel) <= 2)) || (((((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && ((\old(waterLevel) == waterLevel + 1 && 0 < \old(waterLevel)) || (\old(waterLevel) <= 0 && \old(waterLevel) == waterLevel))) && tmp == methaneLevelCritical))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || (\old(waterLevel) == waterLevel && pumpRunning == 1))) && ((((((((((((!(\old(waterLevel) <= 1) || !(#NULL == 0)) || (retValue_acc == \result && tmp == \result)) || !(1 == systemActive)) || !(head == 0)) || !(\old(pumpRunning) == 1)) || !(methaneLevelCritical <= 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) == 2)) || (\old(waterLevel) == waterLevel && pumpRunning == 1)) [2021-11-23 03:49:42,301 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(1 == systemActive) || !(\old(pumpRunning) == 1)) || !(waterLevel <= 1)) || pumpRunning == 1) && (((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(waterLevel <= 2)) [2021-11-23 03:49:42,302 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || (((aux-isMethaneLevelCritical()-aux == methaneLevelCritical && waterLevel <= 0) && ((\old(waterLevel) == waterLevel + 1 && 0 < \old(waterLevel)) || \old(waterLevel) == waterLevel)) && pumpRunning == 1)) || !(\old(pumpRunning) == 1)) && ((((!(1 == systemActive) || !(\old(pumpRunning) == 1)) || !(\old(waterLevel) <= 2)) || ((aux-isMethaneLevelCritical()-aux == methaneLevelCritical && waterLevel == 1) && pumpRunning == 1)) || !(2 <= \old(waterLevel)))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) [2021-11-23 03:49:42,303 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((!(1 == systemActive) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || !(\old(waterLevel) <= 2)) || ((tmp == methaneLevelCritical && waterLevel == 1) && pumpRunning == 1)) || !(2 <= \old(waterLevel))) && ((((methaneLevelCritical == 0 || !(1 == systemActive)) || (((((((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && ((\old(waterLevel) == waterLevel + 1 && 0 < \old(waterLevel)) || (\old(waterLevel) <= 0 && \old(waterLevel) == waterLevel))) && tmp == methaneLevelCritical) && !(tmp == 0)) && (!(\old(pumpRunning) == 0) || \old(waterLevel) <= waterLevel))) || !(\old(pumpRunning) == 1)) || !(\old(waterLevel) <= 2))) && ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((!(\valid[23] == 1) || !(101 == unknown-#memory_int-unknown[25][2])) || !(unknown-#length-unknown[24] == 13)) || !(unknown-#memory_int-unknown[25][6] == 0)) || !(unknown-#length-unknown[12] == 25)) || !(\old(pumpRunning) == 0)) || !(79 == unknown-#memory_int-unknown[17][0])) || !(unknown-#memory_int-unknown[18][2] == 102)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(\valid[26] == 1)) || !(102 == unknown-#memory_int-unknown[18][1])) || !(unknown-#length-unknown[27] == 3)) || !(82 == unknown-#memory_int-unknown[26][1])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(117 == unknown-#memory_int-unknown[19][2])) || !(31 == unknown-#length-unknown[2])) || !(unknown-#length-unknown[17] == 3)) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(58 == unknown-#memory_int-unknown[19][5])) || !(9 == unknown-#length-unknown[14])) || !(1 == systemActive)) || !(109 == unknown-#memory_int-unknown[19][3])) || !(4 == unknown-#length-unknown[18])) || !(unknown-#length-unknown[15] == 25)) || !(unknown-#memory_int-unknown[17][1] == 110)) || !(116 == unknown-#memory_int-unknown[25][3])) || !(unknown-#memory_int-unknown[27][1] == 75)) || !(\valid[6] == 1)) || !(104 == unknown-#memory_int-unknown[25][4])) || !(67 == unknown-#memory_int-unknown[26][0])) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(unknown-#memory_int-unknown[19][6] == 0)) || !(unknown-#memory_int-unknown[26][2] == 73)) || !(unknown-#memory_int-unknown[20][2] == 0)) || !(\valid[3] == 1)) || !(41 == unknown-#memory_int-unknown[28][0])) || !(unknown-#memory_int-unknown[21][3] == 0)) || !(unknown-#length-unknown[19] == 7)) || !(2 == unknown-#length-unknown[23])) || !(\valid[25] == 1)) || !(head == 0)) || !(\valid[20] == 1)) || !(\valid[21] == 1)) || !(\valid[11] == 1)) || !(3 == unknown-#length-unknown[20])) || !(\valid[16] == 1)) || !(\valid[28] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(unknown-#memory_int-unknown[21][1] == 102)) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[17][2] == 0)) || !(\valid[27] == 1)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(102 == unknown-#memory_int-unknown[21][2])) || !(\valid[24] == 1)) || !(\valid[19] == 1)) || !(unknown-#memory_int-unknown[23][0] == 10)) || !(unknown-#memory_int-unknown[19][1] == 80)) || !(unknown-#memory_int-unknown[23][1] == 0)) || !(unknown-#length-unknown[28] == 2)) || !(\valid[1] == 1)) || !(\valid[22] == 1)) || !(7 == unknown-#length-unknown[25])) || !(methaneLevelCritical <= 0)) || !(unknown-#memory_int-unknown[18][3] == 0)) || !(13 == unknown-#length-unknown[16])) || !(unknown-#memory_int-unknown[25][0] == 44)) || !(unknown-#memory_int-unknown[21][0] == 79)) || !(110 == unknown-#memory_int-unknown[20][1])) || !(\valid[8] == 1)) || !(unknown-#memory_int-unknown[26][4] == 0)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(unknown-#memory_int-unknown[18][0] == 79)) || !(0 <= methaneLevelCritical)) || !(unknown-#memory_int-unknown[27][2] == 0)) || !(#NULL == 0)) || !(unknown-#length-unknown[22] == 3)) || !(unknown-#memory_int-unknown[20][0] == 79)) || !(\valid[7] == 1)) || !(112 == unknown-#memory_int-unknown[19][4])) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(5 == unknown-#length-unknown[26])) || !(41 == unknown-#memory_int-unknown[22][0])) || !(\old(waterLevel) <= 2)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(unknown-#memory_int-unknown[26][3] == 84)) || !(unknown-#memory_int-unknown[22][1] == 32)) || !(44 == unknown-#memory_int-unknown[19][0])) || methaneLevelCritical == tmp) || !(unknown-#length-unknown[21] == 4)) || !(\valid[17] == 1)) || !(\valid[9] == 1)) || !(unknown-#memory_int-unknown[25][5] == 58)) || !(unknown-#memory_int-unknown[22][2] == 0)) || !(head == 0)) || !(unknown-#memory_int-unknown[27][0] == 79)) || !(unknown-#memory_int-unknown[28][1] == 0)) || !(cleanupTimeShifts == 4)) || !(\valid[18] == 1)) || !(77 == unknown-#memory_int-unknown[25][1])) || !(2 <= \old(waterLevel)))) && (((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive))) && ((((((((((((!(#NULL == 0) || (retValue_acc == \result && tmp == \result)) || !(1 == systemActive)) || !(head == 0)) || !(\old(pumpRunning) == 1)) || !(methaneLevelCritical <= 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(\old(waterLevel) <= 2)) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel)))) && ((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || (((((((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && ((\old(waterLevel) == waterLevel + 1 && 0 < \old(waterLevel)) || (\old(waterLevel) <= 0 && \old(waterLevel) == waterLevel))) && tmp == methaneLevelCritical) && !(tmp == 0)) && (!(\old(pumpRunning) == 0) || \old(waterLevel) <= waterLevel))) || !(\old(pumpRunning) == 1)) || (((tmp == methaneLevelCritical && waterLevel <= 0) && ((\old(waterLevel) == waterLevel + 1 && 0 < \old(waterLevel)) || \old(waterLevel) == waterLevel)) && pumpRunning == 1))) && ((((!(\old(pumpRunning) == 0) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) || !(tmp == 0))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || (\old(waterLevel) == waterLevel && pumpRunning == 1))) && ((((((((((((!(\old(waterLevel) <= 1) || !(#NULL == 0)) || (retValue_acc == \result && tmp == \result)) || !(1 == systemActive)) || !(head == 0)) || !(\old(pumpRunning) == 1)) || !(methaneLevelCritical <= 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) == 2)) || (\old(waterLevel) == waterLevel && pumpRunning == 1)) [2021-11-23 03:49:42,303 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((!(#NULL == 0) || ((((((((((((1 <= systemActive && #NULL <= 0) && 0 <= head) && tmp == methaneLevelCritical) && 0 <= methaneLevelCritical) && head <= 0) && retValue_acc <= 0) && 0 <= #NULL) && 0 <= unknown-#StackHeapBarrier-unknown) && retValue_acc == \result) && tmp == \result) && ((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel + 1) && head == 0) && 0 < \old(waterLevel)) && cleanupTimeShifts == 4) && #NULL == 0) || (((((pumpRunning == \old(pumpRunning) && head == 0) && \old(waterLevel) <= 0) && \old(waterLevel) == waterLevel) && cleanupTimeShifts == 4) && #NULL == 0))) && systemActive <= 1)) || !(1 == systemActive)) || !(head == 0)) || !(\old(pumpRunning) == 1)) || !(methaneLevelCritical <= 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(\old(waterLevel) <= 2)) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel))) && (((((!(1 == systemActive) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || !(\old(waterLevel) <= 2)) || ((((waterLevel <= 1 && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel == 1) && pumpRunning == 1)) || !(2 <= \old(waterLevel)))) && ((((methaneLevelCritical == 0 || !(1 == systemActive)) || (((((((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && ((\old(waterLevel) == waterLevel + 1 && 0 < \old(waterLevel)) || (\old(waterLevel) <= 0 && \old(waterLevel) == waterLevel))) && tmp == methaneLevelCritical) && !(tmp == 0)) && (!(\old(pumpRunning) == 0) || \old(waterLevel) <= waterLevel))) || !(\old(pumpRunning) == 1)) || !(\old(waterLevel) <= 2))) && (((((((((waterLevel <= 1 && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel <= 0) && ((\old(waterLevel) == waterLevel + 1 && 0 < \old(waterLevel)) || \old(waterLevel) == waterLevel)) && pumpRunning == 1) || !(\old(waterLevel) <= 1)) || !(1 == systemActive)) || (((((((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && ((\old(waterLevel) == waterLevel + 1 && 0 < \old(waterLevel)) || (\old(waterLevel) <= 0 && \old(waterLevel) == waterLevel))) && tmp == methaneLevelCritical) && !(tmp == 0)) && (!(\old(pumpRunning) == 0) || \old(waterLevel) <= waterLevel))) || !(\old(pumpRunning) == 1))) && ((((!(\old(pumpRunning) == 0) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(\old(waterLevel) == 2)) || !(tmp == 0))) && ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((!(\valid[23] == 1) || !(101 == unknown-#memory_int-unknown[25][2])) || !(unknown-#length-unknown[24] == 13)) || !(unknown-#memory_int-unknown[25][6] == 0)) || !(unknown-#length-unknown[12] == 25)) || !(\old(pumpRunning) == 0)) || !(79 == unknown-#memory_int-unknown[17][0])) || !(unknown-#memory_int-unknown[18][2] == 102)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(\valid[26] == 1)) || !(102 == unknown-#memory_int-unknown[18][1])) || !(unknown-#length-unknown[27] == 3)) || !(82 == unknown-#memory_int-unknown[26][1])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(117 == unknown-#memory_int-unknown[19][2])) || !(31 == unknown-#length-unknown[2])) || !(unknown-#length-unknown[17] == 3)) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(58 == unknown-#memory_int-unknown[19][5])) || !(9 == unknown-#length-unknown[14])) || !(1 == systemActive)) || !(109 == unknown-#memory_int-unknown[19][3])) || !(4 == unknown-#length-unknown[18])) || !(unknown-#length-unknown[15] == 25)) || !(unknown-#memory_int-unknown[17][1] == 110)) || !(116 == unknown-#memory_int-unknown[25][3])) || !(unknown-#memory_int-unknown[27][1] == 75)) || !(\valid[6] == 1)) || !(104 == unknown-#memory_int-unknown[25][4])) || !(67 == unknown-#memory_int-unknown[26][0])) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(unknown-#memory_int-unknown[19][6] == 0)) || !(unknown-#memory_int-unknown[26][2] == 73)) || !(unknown-#memory_int-unknown[20][2] == 0)) || !(\valid[3] == 1)) || !(41 == unknown-#memory_int-unknown[28][0])) || !(unknown-#memory_int-unknown[21][3] == 0)) || !(unknown-#length-unknown[19] == 7)) || !(2 == unknown-#length-unknown[23])) || !(\valid[25] == 1)) || !(head == 0)) || !(\valid[20] == 1)) || !(\valid[21] == 1)) || !(\valid[11] == 1)) || !(3 == unknown-#length-unknown[20])) || !(\valid[16] == 1)) || !(\valid[28] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(unknown-#memory_int-unknown[21][1] == 102)) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[17][2] == 0)) || !(\valid[27] == 1)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(102 == unknown-#memory_int-unknown[21][2])) || !(\valid[24] == 1)) || !(\valid[19] == 1)) || !(unknown-#memory_int-unknown[23][0] == 10)) || !(unknown-#memory_int-unknown[19][1] == 80)) || !(unknown-#memory_int-unknown[23][1] == 0)) || !(unknown-#length-unknown[28] == 2)) || !(\valid[1] == 1)) || !(\valid[22] == 1)) || !(7 == unknown-#length-unknown[25])) || !(methaneLevelCritical <= 0)) || !(unknown-#memory_int-unknown[18][3] == 0)) || !(13 == unknown-#length-unknown[16])) || !(unknown-#memory_int-unknown[25][0] == 44)) || !(unknown-#memory_int-unknown[21][0] == 79)) || !(110 == unknown-#memory_int-unknown[20][1])) || !(\valid[8] == 1)) || !(unknown-#memory_int-unknown[26][4] == 0)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(unknown-#memory_int-unknown[18][0] == 79)) || !(0 <= methaneLevelCritical)) || !(unknown-#memory_int-unknown[27][2] == 0)) || !(#NULL == 0)) || !(unknown-#length-unknown[22] == 3)) || !(unknown-#memory_int-unknown[20][0] == 79)) || !(\valid[7] == 1)) || !(112 == unknown-#memory_int-unknown[19][4])) || !(\valid[10] == 1)) || ((((((\result == retValue_acc && retValue_acc == waterLevel) && \result == tmp___0) && pumpRunning == retValue_acc) && \result == tmp___1) && methaneLevelCritical == tmp) && retValue_acc == \result)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(5 == unknown-#length-unknown[26])) || !(41 == unknown-#memory_int-unknown[22][0])) || !(\old(waterLevel) <= 2)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(unknown-#memory_int-unknown[26][3] == 84)) || !(unknown-#memory_int-unknown[22][1] == 32)) || !(44 == unknown-#memory_int-unknown[19][0])) || !(unknown-#length-unknown[21] == 4)) || !(\valid[17] == 1)) || !(\valid[9] == 1)) || !(unknown-#memory_int-unknown[25][5] == 58)) || !(unknown-#memory_int-unknown[22][2] == 0)) || !(head == 0)) || !(unknown-#memory_int-unknown[27][0] == 79)) || !(unknown-#memory_int-unknown[28][1] == 0)) || !(cleanupTimeShifts == 4)) || !(\valid[18] == 1)) || !(77 == unknown-#memory_int-unknown[25][1])) || !(2 <= \old(waterLevel)))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(tmp == 0))) && (((((((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && \old(waterLevel) == waterLevel) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || ((!(waterLevel == 1) && \old(waterLevel) == waterLevel) && pumpRunning == 1)) || !(\old(waterLevel) <= 2))) && ((((((((((((!(\old(waterLevel) <= 1) || !(#NULL == 0)) || ((((((((((((1 <= systemActive && #NULL <= 0) && 0 <= head) && tmp == methaneLevelCritical) && 0 <= methaneLevelCritical) && head <= 0) && retValue_acc <= 0) && 0 <= #NULL) && 0 <= unknown-#StackHeapBarrier-unknown) && retValue_acc == \result) && tmp == \result) && ((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel + 1) && head == 0) && 0 < \old(waterLevel)) && cleanupTimeShifts == 4) && #NULL == 0) || (((((pumpRunning == \old(pumpRunning) && head == 0) && \old(waterLevel) <= 0) && \old(waterLevel) == waterLevel) && cleanupTimeShifts == 4) && #NULL == 0))) && systemActive <= 1)) || !(1 == systemActive)) || !(head == 0)) || !(\old(pumpRunning) == 1)) || !(methaneLevelCritical <= 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4)) [2021-11-23 03:49:42,304 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((!(#NULL == 0) || (retValue_acc == \result && tmp == \result)) || !(1 == systemActive)) || !(head == 0)) || !(\old(pumpRunning) == 1)) || !(methaneLevelCritical <= 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(\old(waterLevel) <= 2)) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel))) && (((!(1 == systemActive) || ((((\old(waterLevel) == waterLevel + 1 && 0 < \old(waterLevel)) || (\old(waterLevel) <= 0 && \old(waterLevel) == waterLevel)) && tmp == methaneLevelCritical) && pumpRunning == 1)) || !(\old(pumpRunning) == 1)) || !(\old(waterLevel) <= 2))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2))) && ((((((((((((!(\old(waterLevel) <= 1) || !(#NULL == 0)) || (retValue_acc == \result && tmp == \result)) || !(1 == systemActive)) || !(head == 0)) || !(\old(pumpRunning) == 1)) || !(methaneLevelCritical <= 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4)) [2021-11-23 03:49:42,304 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(\old(pumpRunning) == 0) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) && (((methaneLevelCritical == 0 || !(1 == systemActive)) || !(\old(pumpRunning) == 1)) || !(\old(waterLevel) <= 2))) && (((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive))) && (((!(1 == systemActive) || !(\old(pumpRunning) == 1)) || !(\old(waterLevel) <= 2)) || (((tmp___0 <= 1 && ((\old(waterLevel) == waterLevel + 1 && 0 < \old(waterLevel)) || (\old(waterLevel) <= 0 && \old(waterLevel) == waterLevel))) && tmp == methaneLevelCritical) && pumpRunning == 1))) && ((((((((((!(\old(waterLevel) <= 1) || !(#NULL == 0)) || (retValue_acc == \result && tmp == \result)) || !(1 == systemActive)) || !(head == 0)) || !(\old(pumpRunning) == 1)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) || (\old(waterLevel) == waterLevel && pumpRunning == 1)) || !(2 <= \old(waterLevel)))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || ((tmp___0 <= 1 && \old(waterLevel) == waterLevel) && pumpRunning == 1)) || ((pumpRunning == 0 && tmp___0 <= 1) && \old(waterLevel) == waterLevel))) && ((((((((((!(#NULL == 0) || (retValue_acc == \result && tmp == \result)) || !(1 == systemActive)) || !(head == 0)) || !(\old(pumpRunning) == 1)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(\old(waterLevel) <= 2)) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel)))) && ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((!(\valid[23] == 1) || !(101 == unknown-#memory_int-unknown[25][2])) || !(unknown-#length-unknown[24] == 13)) || !(unknown-#memory_int-unknown[25][6] == 0)) || !(unknown-#length-unknown[12] == 25)) || !(\old(pumpRunning) == 0)) || !(79 == unknown-#memory_int-unknown[17][0])) || !(unknown-#memory_int-unknown[18][2] == 102)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(\valid[26] == 1)) || !(102 == unknown-#memory_int-unknown[18][1])) || !(unknown-#length-unknown[27] == 3)) || !(82 == unknown-#memory_int-unknown[26][1])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(117 == unknown-#memory_int-unknown[19][2])) || !(31 == unknown-#length-unknown[2])) || !(unknown-#length-unknown[17] == 3)) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(58 == unknown-#memory_int-unknown[19][5])) || !(9 == unknown-#length-unknown[14])) || !(1 == systemActive)) || !(109 == unknown-#memory_int-unknown[19][3])) || !(4 == unknown-#length-unknown[18])) || !(unknown-#length-unknown[15] == 25)) || !(unknown-#memory_int-unknown[17][1] == 110)) || !(116 == unknown-#memory_int-unknown[25][3])) || !(unknown-#memory_int-unknown[27][1] == 75)) || !(\valid[6] == 1)) || !(104 == unknown-#memory_int-unknown[25][4])) || !(67 == unknown-#memory_int-unknown[26][0])) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(unknown-#memory_int-unknown[19][6] == 0)) || !(unknown-#memory_int-unknown[26][2] == 73)) || !(unknown-#memory_int-unknown[20][2] == 0)) || !(\valid[3] == 1)) || !(41 == unknown-#memory_int-unknown[28][0])) || !(unknown-#memory_int-unknown[21][3] == 0)) || !(unknown-#length-unknown[19] == 7)) || !(2 == unknown-#length-unknown[23])) || !(\valid[25] == 1)) || !(head == 0)) || !(\valid[20] == 1)) || !(\valid[21] == 1)) || !(\valid[11] == 1)) || !(3 == unknown-#length-unknown[20])) || !(\valid[16] == 1)) || !(\valid[28] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(unknown-#memory_int-unknown[21][1] == 102)) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[17][2] == 0)) || !(\valid[27] == 1)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(102 == unknown-#memory_int-unknown[21][2])) || !(\valid[24] == 1)) || !(\valid[19] == 1)) || !(unknown-#memory_int-unknown[23][0] == 10)) || !(unknown-#memory_int-unknown[19][1] == 80)) || !(unknown-#memory_int-unknown[23][1] == 0)) || !(unknown-#length-unknown[28] == 2)) || !(\valid[1] == 1)) || !(\valid[22] == 1)) || !(7 == unknown-#length-unknown[25])) || !(unknown-#memory_int-unknown[18][3] == 0)) || !(13 == unknown-#length-unknown[16])) || !(unknown-#memory_int-unknown[25][0] == 44)) || !(unknown-#memory_int-unknown[21][0] == 79)) || !(110 == unknown-#memory_int-unknown[20][1])) || (((retValue_acc == waterLevel && \result == tmp___0) && methaneLevelCritical == tmp) && retValue_acc == \result)) || !(\valid[8] == 1)) || !(unknown-#memory_int-unknown[26][4] == 0)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(unknown-#memory_int-unknown[18][0] == 79)) || !(unknown-#memory_int-unknown[27][2] == 0)) || !(#NULL == 0)) || !(unknown-#length-unknown[22] == 3)) || !(unknown-#memory_int-unknown[20][0] == 79)) || !(\valid[7] == 1)) || !(112 == unknown-#memory_int-unknown[19][4])) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(5 == unknown-#length-unknown[26])) || !(41 == unknown-#memory_int-unknown[22][0])) || !(\old(waterLevel) <= 2)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(unknown-#memory_int-unknown[26][3] == 84)) || !(unknown-#memory_int-unknown[22][1] == 32)) || !(44 == unknown-#memory_int-unknown[19][0])) || !(unknown-#length-unknown[21] == 4)) || !(\valid[17] == 1)) || !(\valid[9] == 1)) || !(unknown-#memory_int-unknown[25][5] == 58)) || !(unknown-#memory_int-unknown[22][2] == 0)) || !(head == 0)) || !(unknown-#memory_int-unknown[27][0] == 79)) || !(unknown-#memory_int-unknown[28][1] == 0)) || !(cleanupTimeShifts == 4)) || !(\valid[18] == 1)) || !(77 == unknown-#memory_int-unknown[25][1])) || !(2 <= \old(waterLevel))) [2021-11-23 03:49:42,305 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(1 == systemActive) || !(\old(pumpRunning) == 1)) || !(\old(waterLevel) <= 2)) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) [2021-11-23 03:49:42,305 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(1 == systemActive) || !(\old(pumpRunning) == 1)) || !(waterLevel <= 1)) && (((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && (waterLevel <= 1 || tmp == 1))) || !(1 == systemActive)) || !(waterLevel <= 2))) && ((((0 <= tmp && (!(waterLevel == 1) || tmp == 0)) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(waterLevel <= 1))) && (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((!(waterLevel == 1) || !(\valid[23] == 1)) || !(101 == unknown-#memory_int-unknown[25][2])) || !(unknown-#length-unknown[24] == 13)) || !(unknown-#memory_int-unknown[25][6] == 0)) || !(unknown-#length-unknown[12] == 25)) || !(\old(pumpRunning) == 0)) || !(79 == unknown-#memory_int-unknown[17][0])) || !(unknown-#memory_int-unknown[18][2] == 102)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(\valid[26] == 1)) || !(102 == unknown-#memory_int-unknown[18][1])) || (((((retValue_acc == \result && retValue_acc == 1) && retValue_acc == \result) && tmp___0 == 0) && \result == tmp) && tmp == \result)) || !(unknown-#length-unknown[27] == 3)) || !(82 == unknown-#memory_int-unknown[26][1])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(117 == unknown-#memory_int-unknown[19][2])) || !(31 == unknown-#length-unknown[2])) || !(unknown-#length-unknown[17] == 3)) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(58 == unknown-#memory_int-unknown[19][5])) || !(9 == unknown-#length-unknown[14])) || !(1 == systemActive)) || !(109 == unknown-#memory_int-unknown[19][3])) || !(4 == unknown-#length-unknown[18])) || !(unknown-#length-unknown[15] == 25)) || !(unknown-#memory_int-unknown[17][1] == 110)) || !(116 == unknown-#memory_int-unknown[25][3])) || !(unknown-#memory_int-unknown[27][1] == 75)) || !(\valid[6] == 1)) || !(104 == unknown-#memory_int-unknown[25][4])) || !(67 == unknown-#memory_int-unknown[26][0])) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(unknown-#memory_int-unknown[19][6] == 0)) || !(unknown-#memory_int-unknown[26][2] == 73)) || !(unknown-#memory_int-unknown[20][2] == 0)) || !(\valid[3] == 1)) || !(41 == unknown-#memory_int-unknown[28][0])) || !(unknown-#memory_int-unknown[21][3] == 0)) || !(unknown-#length-unknown[19] == 7)) || !(2 == unknown-#length-unknown[23])) || !(\valid[25] == 1)) || !(head == 0)) || !(\valid[20] == 1)) || !(\valid[21] == 1)) || !(\valid[11] == 1)) || !(3 == unknown-#length-unknown[20])) || !(\valid[16] == 1)) || !(\valid[28] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(unknown-#memory_int-unknown[21][1] == 102)) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[17][2] == 0)) || !(\valid[27] == 1)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(102 == unknown-#memory_int-unknown[21][2])) || !(\valid[24] == 1)) || !(\valid[19] == 1)) || !(unknown-#memory_int-unknown[23][0] == 10)) || !(unknown-#memory_int-unknown[19][1] == 80)) || !(unknown-#memory_int-unknown[23][1] == 0)) || !(unknown-#length-unknown[28] == 2)) || !(\valid[1] == 1)) || !(\valid[22] == 1)) || !(7 == unknown-#length-unknown[25])) || !(methaneLevelCritical <= 0)) || !(unknown-#memory_int-unknown[18][3] == 0)) || !(13 == unknown-#length-unknown[16])) || !(unknown-#memory_int-unknown[25][0] == 44)) || !(unknown-#memory_int-unknown[21][0] == 79)) || !(110 == unknown-#memory_int-unknown[20][1])) || !(\valid[8] == 1)) || !(unknown-#memory_int-unknown[26][4] == 0)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(unknown-#memory_int-unknown[18][0] == 79)) || !(0 <= methaneLevelCritical)) || !(unknown-#memory_int-unknown[27][2] == 0)) || !(#NULL == 0)) || !(unknown-#length-unknown[22] == 3)) || !(unknown-#memory_int-unknown[20][0] == 79)) || !(\valid[7] == 1)) || !(112 == unknown-#memory_int-unknown[19][4])) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(5 == unknown-#length-unknown[26])) || !(41 == unknown-#memory_int-unknown[22][0])) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(unknown-#memory_int-unknown[26][3] == 84)) || !(unknown-#memory_int-unknown[22][1] == 32)) || !(44 == unknown-#memory_int-unknown[19][0])) || !(unknown-#length-unknown[21] == 4)) || !(\valid[17] == 1)) || !(\valid[9] == 1)) || !(unknown-#memory_int-unknown[25][5] == 58)) || !(unknown-#memory_int-unknown[22][2] == 0)) || !(head == 0)) || !(unknown-#memory_int-unknown[27][0] == 79)) || !(unknown-#memory_int-unknown[28][1] == 0)) || !(cleanupTimeShifts == 4)) || !(\valid[18] == 1)) || !(77 == unknown-#memory_int-unknown[25][1]))) && (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((!(\valid[23] == 1) || !(101 == unknown-#memory_int-unknown[25][2])) || !(unknown-#length-unknown[24] == 13)) || !(unknown-#memory_int-unknown[25][6] == 0)) || !(unknown-#length-unknown[12] == 25)) || !(\old(pumpRunning) == 0)) || !(79 == unknown-#memory_int-unknown[17][0])) || !(unknown-#memory_int-unknown[18][2] == 102)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(\valid[26] == 1)) || !(102 == unknown-#memory_int-unknown[18][1])) || !(unknown-#length-unknown[27] == 3)) || !(82 == unknown-#memory_int-unknown[26][1])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(117 == unknown-#memory_int-unknown[19][2])) || !(31 == unknown-#length-unknown[2])) || !(unknown-#length-unknown[17] == 3)) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(58 == unknown-#memory_int-unknown[19][5])) || !(9 == unknown-#length-unknown[14])) || !(1 == systemActive)) || !(109 == unknown-#memory_int-unknown[19][3])) || !(4 == unknown-#length-unknown[18])) || !(unknown-#length-unknown[15] == 25)) || !(unknown-#memory_int-unknown[17][1] == 110)) || (((((retValue_acc == \result && retValue_acc == 0) && retValue_acc == \result) && tmp___0 == 1) && \result == tmp) && tmp == \result)) || !(116 == unknown-#memory_int-unknown[25][3])) || !(unknown-#memory_int-unknown[27][1] == 75)) || !(\valid[6] == 1)) || !(104 == unknown-#memory_int-unknown[25][4])) || !(67 == unknown-#memory_int-unknown[26][0])) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(unknown-#memory_int-unknown[19][6] == 0)) || !(unknown-#memory_int-unknown[26][2] == 73)) || !(unknown-#memory_int-unknown[20][2] == 0)) || !(\valid[3] == 1)) || !(41 == unknown-#memory_int-unknown[28][0])) || !(unknown-#memory_int-unknown[21][3] == 0)) || !(unknown-#length-unknown[19] == 7)) || !(2 == unknown-#length-unknown[23])) || !(\valid[25] == 1)) || !(head == 0)) || !(\valid[20] == 1)) || !(2 <= waterLevel)) || !(\valid[21] == 1)) || !(\valid[11] == 1)) || !(3 == unknown-#length-unknown[20])) || !(\valid[16] == 1)) || !(\valid[28] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(unknown-#memory_int-unknown[21][1] == 102)) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[17][2] == 0)) || !(methaneLevelCritical == 0)) || !(\valid[27] == 1)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(102 == unknown-#memory_int-unknown[21][2])) || !(\valid[24] == 1)) || !(\valid[19] == 1)) || !(unknown-#memory_int-unknown[23][0] == 10)) || !(unknown-#memory_int-unknown[19][1] == 80)) || !(unknown-#memory_int-unknown[23][1] == 0)) || !(unknown-#length-unknown[28] == 2)) || !(\valid[1] == 1)) || !(\valid[22] == 1)) || !(7 == unknown-#length-unknown[25])) || !(unknown-#memory_int-unknown[18][3] == 0)) || !(13 == unknown-#length-unknown[16])) || !(unknown-#memory_int-unknown[25][0] == 44)) || !(unknown-#memory_int-unknown[21][0] == 79)) || !(110 == unknown-#memory_int-unknown[20][1])) || !(\valid[8] == 1)) || !(unknown-#memory_int-unknown[26][4] == 0)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(waterLevel <= 2)) || !(unknown-#memory_int-unknown[18][0] == 79)) || !(unknown-#memory_int-unknown[27][2] == 0)) || !(#NULL == 0)) || !(unknown-#length-unknown[22] == 3)) || !(unknown-#memory_int-unknown[20][0] == 79)) || !(\valid[7] == 1)) || !(112 == unknown-#memory_int-unknown[19][4])) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(5 == unknown-#length-unknown[26])) || !(41 == unknown-#memory_int-unknown[22][0])) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(unknown-#memory_int-unknown[26][3] == 84)) || !(unknown-#memory_int-unknown[22][1] == 32)) || !(44 == unknown-#memory_int-unknown[19][0])) || !(unknown-#length-unknown[21] == 4)) || !(\valid[17] == 1)) || !(\valid[9] == 1)) || !(unknown-#memory_int-unknown[25][5] == 58)) || !(unknown-#memory_int-unknown[22][2] == 0)) || !(head == 0)) || !(unknown-#memory_int-unknown[27][0] == 79)) || !(unknown-#memory_int-unknown[28][1] == 0)) || !(cleanupTimeShifts == 4)) || !(\valid[18] == 1)) || !(77 == unknown-#memory_int-unknown[25][1])) [2021-11-23 03:49:42,351 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/bin/utaipan-EQgc7hIp5V/witness.graphml [2021-11-23 03:49:42,353 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 03:49:42,354 INFO L158 Benchmark]: Toolchain (without parser) took 176245.74ms. Allocated memory was 92.3MB in the beginning and 465.6MB in the end (delta: 373.3MB). Free memory was 59.2MB in the beginning and 190.9MB in the end (delta: -131.7MB). Peak memory consumption was 239.9MB. Max. memory is 16.1GB. [2021-11-23 03:49:42,354 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 92.3MB. Free memory is still 45.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 03:49:42,355 INFO L158 Benchmark]: CACSL2BoogieTranslator took 466.61ms. Allocated memory is still 92.3MB. Free memory was 59.0MB in the beginning and 59.6MB in the end (delta: -583.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 03:49:42,355 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.18ms. Allocated memory is still 92.3MB. Free memory was 59.6MB in the beginning and 56.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 03:49:42,356 INFO L158 Benchmark]: Boogie Preprocessor took 47.25ms. Allocated memory is still 92.3MB. Free memory was 56.9MB in the beginning and 55.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 03:49:42,356 INFO L158 Benchmark]: RCFGBuilder took 623.24ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 55.5MB in the beginning and 90.2MB in the end (delta: -34.8MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2021-11-23 03:49:42,357 INFO L158 Benchmark]: TraceAbstraction took 174911.16ms. Allocated memory was 121.6MB in the beginning and 465.6MB in the end (delta: 343.9MB). Free memory was 90.2MB in the beginning and 198.3MB in the end (delta: -108.0MB). Peak memory consumption was 288.0MB. Max. memory is 16.1GB. [2021-11-23 03:49:42,357 INFO L158 Benchmark]: Witness Printer took 113.44ms. Allocated memory is still 465.6MB. Free memory was 198.3MB in the beginning and 190.9MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 03:49:42,366 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 92.3MB. Free memory is still 45.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 466.61ms. Allocated memory is still 92.3MB. Free memory was 59.0MB in the beginning and 59.6MB in the end (delta: -583.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.18ms. Allocated memory is still 92.3MB. Free memory was 59.6MB in the beginning and 56.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.25ms. Allocated memory is still 92.3MB. Free memory was 56.9MB in the beginning and 55.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 623.24ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 55.5MB in the beginning and 90.2MB in the end (delta: -34.8MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * TraceAbstraction took 174911.16ms. Allocated memory was 121.6MB in the beginning and 465.6MB in the end (delta: 343.9MB). Free memory was 90.2MB in the beginning and 198.3MB in the end (delta: -108.0MB). Peak memory consumption was 288.0MB. Max. memory is 16.1GB. * Witness Printer took 113.44ms. Allocated memory is still 465.6MB. Free memory was 198.3MB in the beginning and 190.9MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. 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: 870]: 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 8 procedures, 58 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 174.7s, OverallIterations: 13, TraceHistogramMax: 4, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 31.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 70.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2887 SdHoareTripleChecker+Valid, 6.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2862 mSDsluCounter, 3594 SdHoareTripleChecker+Invalid, 5.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3580 mSDsCounter, 1486 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5988 IncrementalHoareTripleChecker+Invalid, 7474 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1486 mSolverCounterUnsat, 828 mSDtfsCounter, 5988 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 975 GetRequests, 660 SyntacticMatches, 17 SemanticMatches, 298 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7527 ImplicationChecksByTransitivity, 72.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=753occurred in iteration=12, InterpolantAutomatonStates: 193, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 13 MinimizatonAttempts, 743 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 35 LocationsWithAnnotation, 1745 PreInvPairs, 2118 NumberOfFragments, 7961 HoareAnnotationTreeSize, 1745 FomulaSimplifications, 18936 FormulaSimplificationTreeSizeReduction, 10.5s HoareSimplificationTime, 35 FomulaSimplificationsInter, 577663 FormulaSimplificationTreeSizeReductionInter, 59.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 906 NumberOfCodeBlocks, 851 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 1085 ConstructedInterpolants, 0 QuantifiedInterpolants, 3812 SizeOfPredicates, 46 NumberOfNonLiveVariables, 2098 ConjunctsInSsa, 120 ConjunctsInUnsatCore, 21 InterpolantComputations, 10 PerfectInterpolantSequences, 340/519 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: 12.6s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 10, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 91, DAG_INTERPRETER_EARLY_EXITS: 8, TOOLS_POST_APPLICATIONS: 112, TOOLS_POST_TIME: 4.0s, TOOLS_POST_CALL_APPLICATIONS: 49, TOOLS_POST_CALL_TIME: 4.8s, TOOLS_POST_RETURN_APPLICATIONS: 40, TOOLS_POST_RETURN_TIME: 2.5s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 199, TOOLS_QUANTIFIERELIM_TIME: 11.2s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.6s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 259, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 37, DOMAIN_JOIN_TIME: 0.8s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME: 0.1s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 91, DOMAIN_ISBOTTOM_TIME: 0.3s, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME: 5.1s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 5.1s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 40, CALL_SUMMARIZER_CACHE_MISSES: 8, CALL_SUMMARIZER_OVERALL_TIME: 0.3s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.3s, 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: 1335, DAG_COMPRESSION_RETAINED_NODES: 236, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: (((((((((((((((((((!(#NULL == 0) || ((((((((((((1 <= systemActive && #NULL <= 0) && 0 <= head) && tmp == methaneLevelCritical) && 0 <= methaneLevelCritical) && head <= 0) && retValue_acc <= 0) && 0 <= #NULL) && 0 <= unknown-#StackHeapBarrier-unknown) && retValue_acc == \result) && tmp == \result) && ((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel + 1) && head == 0) && 0 < \old(waterLevel)) && cleanupTimeShifts == 4) && #NULL == 0) || (((((pumpRunning == \old(pumpRunning) && head == 0) && \old(waterLevel) <= 0) && \old(waterLevel) == waterLevel) && cleanupTimeShifts == 4) && #NULL == 0))) && systemActive <= 1)) || !(1 == systemActive)) || !(head == 0)) || !(\old(pumpRunning) == 1)) || !(methaneLevelCritical <= 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(\old(waterLevel) <= 2)) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel))) && (((((!(1 == systemActive) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || !(\old(waterLevel) <= 2)) || ((((waterLevel <= 1 && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel == 1) && pumpRunning == 1)) || !(2 <= \old(waterLevel)))) && ((((methaneLevelCritical == 0 || !(1 == systemActive)) || (((((((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && ((\old(waterLevel) == waterLevel + 1 && 0 < \old(waterLevel)) || (\old(waterLevel) <= 0 && \old(waterLevel) == waterLevel))) && tmp == methaneLevelCritical) && !(tmp == 0)) && (!(\old(pumpRunning) == 0) || \old(waterLevel) <= waterLevel))) || !(\old(pumpRunning) == 1)) || !(\old(waterLevel) <= 2))) && (((((((((waterLevel <= 1 && 1 == systemActive) && tmp == methaneLevelCritical) && waterLevel <= 0) && ((\old(waterLevel) == waterLevel + 1 && 0 < \old(waterLevel)) || \old(waterLevel) == waterLevel)) && pumpRunning == 1) || !(\old(waterLevel) <= 1)) || !(1 == systemActive)) || (((((((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && ((\old(waterLevel) == waterLevel + 1 && 0 < \old(waterLevel)) || (\old(waterLevel) <= 0 && \old(waterLevel) == waterLevel))) && tmp == methaneLevelCritical) && !(tmp == 0)) && (!(\old(pumpRunning) == 0) || \old(waterLevel) <= waterLevel))) || !(\old(pumpRunning) == 1))) && ((((!(\old(pumpRunning) == 0) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(\old(waterLevel) == 2)) || !(tmp == 0))) && ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((!(\valid[23] == 1) || !(101 == unknown-#memory_int-unknown[25][2])) || !(unknown-#length-unknown[24] == 13)) || !(unknown-#memory_int-unknown[25][6] == 0)) || !(unknown-#length-unknown[12] == 25)) || !(\old(pumpRunning) == 0)) || !(79 == unknown-#memory_int-unknown[17][0])) || !(unknown-#memory_int-unknown[18][2] == 102)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(\valid[26] == 1)) || !(102 == unknown-#memory_int-unknown[18][1])) || !(unknown-#length-unknown[27] == 3)) || !(82 == unknown-#memory_int-unknown[26][1])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(117 == unknown-#memory_int-unknown[19][2])) || !(31 == unknown-#length-unknown[2])) || !(unknown-#length-unknown[17] == 3)) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(58 == unknown-#memory_int-unknown[19][5])) || !(9 == unknown-#length-unknown[14])) || !(1 == systemActive)) || !(109 == unknown-#memory_int-unknown[19][3])) || !(4 == unknown-#length-unknown[18])) || !(unknown-#length-unknown[15] == 25)) || !(unknown-#memory_int-unknown[17][1] == 110)) || !(116 == unknown-#memory_int-unknown[25][3])) || !(unknown-#memory_int-unknown[27][1] == 75)) || !(\valid[6] == 1)) || !(104 == unknown-#memory_int-unknown[25][4])) || !(67 == unknown-#memory_int-unknown[26][0])) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(unknown-#memory_int-unknown[19][6] == 0)) || !(unknown-#memory_int-unknown[26][2] == 73)) || !(unknown-#memory_int-unknown[20][2] == 0)) || !(\valid[3] == 1)) || !(41 == unknown-#memory_int-unknown[28][0])) || !(unknown-#memory_int-unknown[21][3] == 0)) || !(unknown-#length-unknown[19] == 7)) || !(2 == unknown-#length-unknown[23])) || !(\valid[25] == 1)) || !(head == 0)) || !(\valid[20] == 1)) || !(\valid[21] == 1)) || !(\valid[11] == 1)) || !(3 == unknown-#length-unknown[20])) || !(\valid[16] == 1)) || !(\valid[28] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(unknown-#memory_int-unknown[21][1] == 102)) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[17][2] == 0)) || !(\valid[27] == 1)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(102 == unknown-#memory_int-unknown[21][2])) || !(\valid[24] == 1)) || !(\valid[19] == 1)) || !(unknown-#memory_int-unknown[23][0] == 10)) || !(unknown-#memory_int-unknown[19][1] == 80)) || !(unknown-#memory_int-unknown[23][1] == 0)) || !(unknown-#length-unknown[28] == 2)) || !(\valid[1] == 1)) || !(\valid[22] == 1)) || !(7 == unknown-#length-unknown[25])) || !(methaneLevelCritical <= 0)) || !(unknown-#memory_int-unknown[18][3] == 0)) || !(13 == unknown-#length-unknown[16])) || !(unknown-#memory_int-unknown[25][0] == 44)) || !(unknown-#memory_int-unknown[21][0] == 79)) || !(110 == unknown-#memory_int-unknown[20][1])) || !(\valid[8] == 1)) || !(unknown-#memory_int-unknown[26][4] == 0)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(unknown-#memory_int-unknown[18][0] == 79)) || !(0 <= methaneLevelCritical)) || !(unknown-#memory_int-unknown[27][2] == 0)) || !(#NULL == 0)) || !(unknown-#length-unknown[22] == 3)) || !(unknown-#memory_int-unknown[20][0] == 79)) || !(\valid[7] == 1)) || !(112 == unknown-#memory_int-unknown[19][4])) || !(\valid[10] == 1)) || ((((((\result == retValue_acc && retValue_acc == waterLevel) && \result == tmp___0) && pumpRunning == retValue_acc) && \result == tmp___1) && methaneLevelCritical == tmp) && retValue_acc == \result)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(5 == unknown-#length-unknown[26])) || !(41 == unknown-#memory_int-unknown[22][0])) || !(\old(waterLevel) <= 2)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(unknown-#memory_int-unknown[26][3] == 84)) || !(unknown-#memory_int-unknown[22][1] == 32)) || !(44 == unknown-#memory_int-unknown[19][0])) || !(unknown-#length-unknown[21] == 4)) || !(\valid[17] == 1)) || !(\valid[9] == 1)) || !(unknown-#memory_int-unknown[25][5] == 58)) || !(unknown-#memory_int-unknown[22][2] == 0)) || !(head == 0)) || !(unknown-#memory_int-unknown[27][0] == 79)) || !(unknown-#memory_int-unknown[28][1] == 0)) || !(cleanupTimeShifts == 4)) || !(\valid[18] == 1)) || !(77 == unknown-#memory_int-unknown[25][1])) || !(2 <= \old(waterLevel)))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(tmp == 0))) && (((((((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && \old(waterLevel) == waterLevel) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || ((!(waterLevel == 1) && \old(waterLevel) == waterLevel) && pumpRunning == 1)) || !(\old(waterLevel) <= 2))) && ((((((((((((!(\old(waterLevel) <= 1) || !(#NULL == 0)) || ((((((((((((1 <= systemActive && #NULL <= 0) && 0 <= head) && tmp == methaneLevelCritical) && 0 <= methaneLevelCritical) && head <= 0) && retValue_acc <= 0) && 0 <= #NULL) && 0 <= unknown-#StackHeapBarrier-unknown) && retValue_acc == \result) && tmp == \result) && ((((((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel + 1) && head == 0) && 0 < \old(waterLevel)) && cleanupTimeShifts == 4) && #NULL == 0) || (((((pumpRunning == \old(pumpRunning) && head == 0) && \old(waterLevel) <= 0) && \old(waterLevel) == waterLevel) && cleanupTimeShifts == 4) && #NULL == 0))) && systemActive <= 1)) || !(1 == systemActive)) || !(head == 0)) || !(\old(pumpRunning) == 1)) || !(methaneLevelCritical <= 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4)) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: ((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || (((aux-isMethaneLevelCritical()-aux == methaneLevelCritical && waterLevel <= 0) && ((\old(waterLevel) == waterLevel + 1 && 0 < \old(waterLevel)) || \old(waterLevel) == waterLevel)) && pumpRunning == 1)) || !(\old(pumpRunning) == 1)) && ((((!(1 == systemActive) || !(\old(pumpRunning) == 1)) || !(\old(waterLevel) <= 2)) || ((aux-isMethaneLevelCritical()-aux == methaneLevelCritical && waterLevel == 1) && pumpRunning == 1)) || !(2 <= \old(waterLevel)))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) - InvariantResult [Line: 716]: Loop Invariant Derived loop invariant: (((1 == systemActive && splverifierCounter == 0) && waterLevel <= 2) && pumpRunning == 1) || (((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && splverifierCounter == 0) - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 706]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 715]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: (((((!(1 == systemActive) || !(\old(pumpRunning) == 1)) || !(waterLevel <= 1)) && (((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && (waterLevel <= 1 || tmp == 1))) || !(1 == systemActive)) || !(waterLevel <= 2))) && ((((0 <= tmp && (!(waterLevel == 1) || tmp == 0)) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(waterLevel <= 1))) && (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((!(waterLevel == 1) || !(\valid[23] == 1)) || !(101 == unknown-#memory_int-unknown[25][2])) || !(unknown-#length-unknown[24] == 13)) || !(unknown-#memory_int-unknown[25][6] == 0)) || !(unknown-#length-unknown[12] == 25)) || !(\old(pumpRunning) == 0)) || !(79 == unknown-#memory_int-unknown[17][0])) || !(unknown-#memory_int-unknown[18][2] == 102)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(\valid[26] == 1)) || !(102 == unknown-#memory_int-unknown[18][1])) || (((((retValue_acc == \result && retValue_acc == 1) && retValue_acc == \result) && tmp___0 == 0) && \result == tmp) && tmp == \result)) || !(unknown-#length-unknown[27] == 3)) || !(82 == unknown-#memory_int-unknown[26][1])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(117 == unknown-#memory_int-unknown[19][2])) || !(31 == unknown-#length-unknown[2])) || !(unknown-#length-unknown[17] == 3)) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(58 == unknown-#memory_int-unknown[19][5])) || !(9 == unknown-#length-unknown[14])) || !(1 == systemActive)) || !(109 == unknown-#memory_int-unknown[19][3])) || !(4 == unknown-#length-unknown[18])) || !(unknown-#length-unknown[15] == 25)) || !(unknown-#memory_int-unknown[17][1] == 110)) || !(116 == unknown-#memory_int-unknown[25][3])) || !(unknown-#memory_int-unknown[27][1] == 75)) || !(\valid[6] == 1)) || !(104 == unknown-#memory_int-unknown[25][4])) || !(67 == unknown-#memory_int-unknown[26][0])) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(unknown-#memory_int-unknown[19][6] == 0)) || !(unknown-#memory_int-unknown[26][2] == 73)) || !(unknown-#memory_int-unknown[20][2] == 0)) || !(\valid[3] == 1)) || !(41 == unknown-#memory_int-unknown[28][0])) || !(unknown-#memory_int-unknown[21][3] == 0)) || !(unknown-#length-unknown[19] == 7)) || !(2 == unknown-#length-unknown[23])) || !(\valid[25] == 1)) || !(head == 0)) || !(\valid[20] == 1)) || !(\valid[21] == 1)) || !(\valid[11] == 1)) || !(3 == unknown-#length-unknown[20])) || !(\valid[16] == 1)) || !(\valid[28] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(unknown-#memory_int-unknown[21][1] == 102)) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[17][2] == 0)) || !(\valid[27] == 1)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(102 == unknown-#memory_int-unknown[21][2])) || !(\valid[24] == 1)) || !(\valid[19] == 1)) || !(unknown-#memory_int-unknown[23][0] == 10)) || !(unknown-#memory_int-unknown[19][1] == 80)) || !(unknown-#memory_int-unknown[23][1] == 0)) || !(unknown-#length-unknown[28] == 2)) || !(\valid[1] == 1)) || !(\valid[22] == 1)) || !(7 == unknown-#length-unknown[25])) || !(methaneLevelCritical <= 0)) || !(unknown-#memory_int-unknown[18][3] == 0)) || !(13 == unknown-#length-unknown[16])) || !(unknown-#memory_int-unknown[25][0] == 44)) || !(unknown-#memory_int-unknown[21][0] == 79)) || !(110 == unknown-#memory_int-unknown[20][1])) || !(\valid[8] == 1)) || !(unknown-#memory_int-unknown[26][4] == 0)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(unknown-#memory_int-unknown[18][0] == 79)) || !(0 <= methaneLevelCritical)) || !(unknown-#memory_int-unknown[27][2] == 0)) || !(#NULL == 0)) || !(unknown-#length-unknown[22] == 3)) || !(unknown-#memory_int-unknown[20][0] == 79)) || !(\valid[7] == 1)) || !(112 == unknown-#memory_int-unknown[19][4])) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(5 == unknown-#length-unknown[26])) || !(41 == unknown-#memory_int-unknown[22][0])) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(unknown-#memory_int-unknown[26][3] == 84)) || !(unknown-#memory_int-unknown[22][1] == 32)) || !(44 == unknown-#memory_int-unknown[19][0])) || !(unknown-#length-unknown[21] == 4)) || !(\valid[17] == 1)) || !(\valid[9] == 1)) || !(unknown-#memory_int-unknown[25][5] == 58)) || !(unknown-#memory_int-unknown[22][2] == 0)) || !(head == 0)) || !(unknown-#memory_int-unknown[27][0] == 79)) || !(unknown-#memory_int-unknown[28][1] == 0)) || !(cleanupTimeShifts == 4)) || !(\valid[18] == 1)) || !(77 == unknown-#memory_int-unknown[25][1]))) && (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((!(\valid[23] == 1) || !(101 == unknown-#memory_int-unknown[25][2])) || !(unknown-#length-unknown[24] == 13)) || !(unknown-#memory_int-unknown[25][6] == 0)) || !(unknown-#length-unknown[12] == 25)) || !(\old(pumpRunning) == 0)) || !(79 == unknown-#memory_int-unknown[17][0])) || !(unknown-#memory_int-unknown[18][2] == 102)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(\valid[26] == 1)) || !(102 == unknown-#memory_int-unknown[18][1])) || !(unknown-#length-unknown[27] == 3)) || !(82 == unknown-#memory_int-unknown[26][1])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(117 == unknown-#memory_int-unknown[19][2])) || !(31 == unknown-#length-unknown[2])) || !(unknown-#length-unknown[17] == 3)) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(58 == unknown-#memory_int-unknown[19][5])) || !(9 == unknown-#length-unknown[14])) || !(1 == systemActive)) || !(109 == unknown-#memory_int-unknown[19][3])) || !(4 == unknown-#length-unknown[18])) || !(unknown-#length-unknown[15] == 25)) || !(unknown-#memory_int-unknown[17][1] == 110)) || (((((retValue_acc == \result && retValue_acc == 0) && retValue_acc == \result) && tmp___0 == 1) && \result == tmp) && tmp == \result)) || !(116 == unknown-#memory_int-unknown[25][3])) || !(unknown-#memory_int-unknown[27][1] == 75)) || !(\valid[6] == 1)) || !(104 == unknown-#memory_int-unknown[25][4])) || !(67 == unknown-#memory_int-unknown[26][0])) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(unknown-#memory_int-unknown[19][6] == 0)) || !(unknown-#memory_int-unknown[26][2] == 73)) || !(unknown-#memory_int-unknown[20][2] == 0)) || !(\valid[3] == 1)) || !(41 == unknown-#memory_int-unknown[28][0])) || !(unknown-#memory_int-unknown[21][3] == 0)) || !(unknown-#length-unknown[19] == 7)) || !(2 == unknown-#length-unknown[23])) || !(\valid[25] == 1)) || !(head == 0)) || !(\valid[20] == 1)) || !(2 <= waterLevel)) || !(\valid[21] == 1)) || !(\valid[11] == 1)) || !(3 == unknown-#length-unknown[20])) || !(\valid[16] == 1)) || !(\valid[28] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(unknown-#memory_int-unknown[21][1] == 102)) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[17][2] == 0)) || !(methaneLevelCritical == 0)) || !(\valid[27] == 1)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(102 == unknown-#memory_int-unknown[21][2])) || !(\valid[24] == 1)) || !(\valid[19] == 1)) || !(unknown-#memory_int-unknown[23][0] == 10)) || !(unknown-#memory_int-unknown[19][1] == 80)) || !(unknown-#memory_int-unknown[23][1] == 0)) || !(unknown-#length-unknown[28] == 2)) || !(\valid[1] == 1)) || !(\valid[22] == 1)) || !(7 == unknown-#length-unknown[25])) || !(unknown-#memory_int-unknown[18][3] == 0)) || !(13 == unknown-#length-unknown[16])) || !(unknown-#memory_int-unknown[25][0] == 44)) || !(unknown-#memory_int-unknown[21][0] == 79)) || !(110 == unknown-#memory_int-unknown[20][1])) || !(\valid[8] == 1)) || !(unknown-#memory_int-unknown[26][4] == 0)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(waterLevel <= 2)) || !(unknown-#memory_int-unknown[18][0] == 79)) || !(unknown-#memory_int-unknown[27][2] == 0)) || !(#NULL == 0)) || !(unknown-#length-unknown[22] == 3)) || !(unknown-#memory_int-unknown[20][0] == 79)) || !(\valid[7] == 1)) || !(112 == unknown-#memory_int-unknown[19][4])) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(5 == unknown-#length-unknown[26])) || !(41 == unknown-#memory_int-unknown[22][0])) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(unknown-#memory_int-unknown[26][3] == 84)) || !(unknown-#memory_int-unknown[22][1] == 32)) || !(44 == unknown-#memory_int-unknown[19][0])) || !(unknown-#length-unknown[21] == 4)) || !(\valid[17] == 1)) || !(\valid[9] == 1)) || !(unknown-#memory_int-unknown[25][5] == 58)) || !(unknown-#memory_int-unknown[22][2] == 0)) || !(head == 0)) || !(unknown-#memory_int-unknown[27][0] == 79)) || !(unknown-#memory_int-unknown[28][1] == 0)) || !(cleanupTimeShifts == 4)) || !(\valid[18] == 1)) || !(77 == unknown-#memory_int-unknown[25][1])) - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((unknown-#length-unknown[15] == 25 && unknown-#memory_int-unknown[20][0] == 79) && 9 == unknown-#length-unknown[5]) && unknown-#memory_int-unknown[26][3] == 84) && unknown-#length-unknown[9] == 21) && unknown-#memory_int-unknown[17][1] == 110) && 30 == unknown-#length-unknown[7]) && 1 == \valid[5]) && unknown-#length-unknown[3] == 12) && \valid[15] == 1) && unknown-#length-unknown[21] == 4) && unknown-#memory_int-unknown[17][2] == 0) && 82 == unknown-#memory_int-unknown[26][1]) && pumpRunning == 0) && \valid[26] == 1) && 67 == unknown-#memory_int-unknown[26][0]) && unknown-#memory_int-unknown[27][2] == 0) && \result == tmp) && unknown-#memory_int-unknown[19][1] == 80) && unknown-#memory_int-unknown[20][2] == 0) && 3 == unknown-#length-unknown[20]) && 41 == unknown-#memory_int-unknown[22][0]) && 1 == retValue_acc) && unknown-#memory_int-unknown[27][1] == 75) && \valid[9] == 1) && 13 == unknown-#length-unknown[16]) && unknown-#length-unknown[12] == 25) && unknown-#length-unknown[28] == 2) && unknown-#length-unknown[19] == 7) && unknown-#memory_int-unknown[23][0] == 10) && \valid[11] == 1) && \valid[27] == 1) && methaneLevelCritical == 0) && 58 == unknown-#memory_int-unknown[19][5]) && 110 == unknown-#memory_int-unknown[20][1]) && 30 == unknown-#length-unknown[4]) && unknown-#length-unknown[22] == 3) && 31 == unknown-#length-unknown[2]) && head == 0) && unknown-#length-unknown[24] == 13) && unknown-#length-unknown[27] == 3) && 2 == unknown-#length-unknown[1]) && unknown-#length-unknown[8] == 9) && unknown-#memory_int-unknown[25][5] == 58) && \valid[3] == 1) && \valid[7] == 1) && 5 == unknown-#length-unknown[26]) && 77 == unknown-#memory_int-unknown[25][1]) && \result == retValue_acc) && 2 == unknown-#length-unknown[23]) && \valid[18] == 1) && \valid[22] == 1) && 30 == unknown-#length-unknown[13]) && unknown-#memory_int-unknown[18][3] == 0) && 1 == systemActive) && unknown-#memory_int-unknown[25][6] == 0) && \valid[24] == 1) && 30 == unknown-#length-unknown[10]) && unknown-#length-unknown[17] == 3) && unknown-#memory_int-unknown[26][4] == 0) && \valid[12] == 1) && \valid[28] == 1) && unknown-#memory_int-unknown[28][1] == 0) && 102 == unknown-#memory_int-unknown[18][1]) && \valid[4] == 1) && 102 == unknown-#memory_int-unknown[21][2]) && unknown-#memory_int-unknown[22][1] == 32) && 112 == unknown-#memory_int-unknown[19][4]) && unknown-#memory_int-unknown[18][2] == 102) && unknown-#memory_int-unknown[22][2] == 0) && unknown-#memory_int-unknown[19][6] == 0) && \valid[1] == 1) && \valid[20] == 1) && unknown-#length-unknown[6] == 21) && \valid[21] == 1) && \valid[14] == 1) && 9 == unknown-#length-unknown[14]) && \valid[0] == 0) && \valid[25] == 1) && 4 == unknown-#length-unknown[18]) && head == 0) && 44 == unknown-#memory_int-unknown[19][0]) && 101 == unknown-#memory_int-unknown[25][2]) && \valid[2] == 1) && #NULL == 0) && 9 == unknown-#length-unknown[11]) && waterLevel == 1) && unknown-#memory_int-unknown[23][1] == 0) && unknown-#memory_int-unknown[25][0] == 44) && unknown-#memory_int-unknown[1][0] == 48) && \valid[23] == 1) && 41 == unknown-#memory_int-unknown[28][0]) && unknown-#memory_int-unknown[21][3] == 0) && 116 == unknown-#memory_int-unknown[25][3]) && 7 == unknown-#length-unknown[25]) && \valid[19] == 1) && \valid[16] == 1) && \valid[6] == 1) && unknown-#memory_int-unknown[1][1] == 0) && unknown-#memory_int-unknown[18][0] == 79) && unknown-#memory_int-unknown[21][1] == 102) && 104 == unknown-#memory_int-unknown[25][4]) && 79 == unknown-#memory_int-unknown[17][0]) && unknown-#memory_int-unknown[21][0] == 79) && \valid[17] == 1) && \valid[10] == 1) && unknown-#memory_int-unknown[27][0] == 79) && \valid[8] == 1) && 117 == unknown-#memory_int-unknown[19][2]) && \valid[13] == 1) && unknown-#memory_int-unknown[26][2] == 73) && 0 < unknown-#StackHeapBarrier-unknown) && 109 == unknown-#memory_int-unknown[19][3]) && cleanupTimeShifts == 4) && #NULL == 0 - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: ((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(\old(waterLevel) == 2)) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive))) && (((!(1 == systemActive) || !(\old(pumpRunning) == 1)) || !(\old(waterLevel) <= 2)) || (\old(waterLevel) == waterLevel && pumpRunning == 1)) - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: (((((((((methaneLevelCritical == 0 || !(1 == systemActive)) || !(\old(pumpRunning) == 1)) || !(\old(waterLevel) <= 2)) || (((((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && ((\old(waterLevel) == waterLevel + 1 && 0 < \old(waterLevel)) || (\old(waterLevel) <= 0 && \old(waterLevel) == waterLevel))) && tmp == methaneLevelCritical)) && (((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive))) && ((((((((((((!(#NULL == 0) || (retValue_acc == \result && tmp == \result)) || !(1 == systemActive)) || !(head == 0)) || !(\old(pumpRunning) == 1)) || !(methaneLevelCritical <= 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(\old(waterLevel) <= 2)) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel)))) && ((((!(1 == systemActive) || ((((\old(waterLevel) == waterLevel + 1 && 0 < \old(waterLevel)) || (\old(waterLevel) <= 0 && \old(waterLevel) == waterLevel)) && tmp == methaneLevelCritical) && pumpRunning == 1)) || !(\old(pumpRunning) == 1)) || !(\old(waterLevel) <= 2)) || (((((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && ((\old(waterLevel) == waterLevel + 1 && 0 < \old(waterLevel)) || (\old(waterLevel) <= 0 && \old(waterLevel) == waterLevel))) && tmp == methaneLevelCritical))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || (\old(waterLevel) == waterLevel && pumpRunning == 1))) && ((((((((((((!(\old(waterLevel) <= 1) || !(#NULL == 0)) || (retValue_acc == \result && tmp == \result)) || !(1 == systemActive)) || !(head == 0)) || !(\old(pumpRunning) == 1)) || !(methaneLevelCritical <= 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) == 2)) || (\old(waterLevel) == waterLevel && pumpRunning == 1)) - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: (((!(1 == systemActive) || !(\old(pumpRunning) == 1)) || !(waterLevel <= 1)) || pumpRunning == 1) && (((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) || !(waterLevel <= 2)) - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: ((!(1 == systemActive) || !(\old(pumpRunning) == 1)) || !(\old(waterLevel) <= 2)) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: ((((((((((!(\old(pumpRunning) == 0) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) && (((methaneLevelCritical == 0 || !(1 == systemActive)) || !(\old(pumpRunning) == 1)) || !(\old(waterLevel) <= 2))) && (((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive))) && (((!(1 == systemActive) || !(\old(pumpRunning) == 1)) || !(\old(waterLevel) <= 2)) || (((tmp___0 <= 1 && ((\old(waterLevel) == waterLevel + 1 && 0 < \old(waterLevel)) || (\old(waterLevel) <= 0 && \old(waterLevel) == waterLevel))) && tmp == methaneLevelCritical) && pumpRunning == 1))) && ((((((((((!(\old(waterLevel) <= 1) || !(#NULL == 0)) || (retValue_acc == \result && tmp == \result)) || !(1 == systemActive)) || !(head == 0)) || !(\old(pumpRunning) == 1)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) || (\old(waterLevel) == waterLevel && pumpRunning == 1)) || !(2 <= \old(waterLevel)))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || ((tmp___0 <= 1 && \old(waterLevel) == waterLevel) && pumpRunning == 1)) || ((pumpRunning == 0 && tmp___0 <= 1) && \old(waterLevel) == waterLevel))) && ((((((((((!(#NULL == 0) || (retValue_acc == \result && tmp == \result)) || !(1 == systemActive)) || !(head == 0)) || !(\old(pumpRunning) == 1)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(\old(waterLevel) <= 2)) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel)))) && ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((!(\valid[23] == 1) || !(101 == unknown-#memory_int-unknown[25][2])) || !(unknown-#length-unknown[24] == 13)) || !(unknown-#memory_int-unknown[25][6] == 0)) || !(unknown-#length-unknown[12] == 25)) || !(\old(pumpRunning) == 0)) || !(79 == unknown-#memory_int-unknown[17][0])) || !(unknown-#memory_int-unknown[18][2] == 102)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(\valid[26] == 1)) || !(102 == unknown-#memory_int-unknown[18][1])) || !(unknown-#length-unknown[27] == 3)) || !(82 == unknown-#memory_int-unknown[26][1])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(117 == unknown-#memory_int-unknown[19][2])) || !(31 == unknown-#length-unknown[2])) || !(unknown-#length-unknown[17] == 3)) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(58 == unknown-#memory_int-unknown[19][5])) || !(9 == unknown-#length-unknown[14])) || !(1 == systemActive)) || !(109 == unknown-#memory_int-unknown[19][3])) || !(4 == unknown-#length-unknown[18])) || !(unknown-#length-unknown[15] == 25)) || !(unknown-#memory_int-unknown[17][1] == 110)) || !(116 == unknown-#memory_int-unknown[25][3])) || !(unknown-#memory_int-unknown[27][1] == 75)) || !(\valid[6] == 1)) || !(104 == unknown-#memory_int-unknown[25][4])) || !(67 == unknown-#memory_int-unknown[26][0])) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(unknown-#memory_int-unknown[19][6] == 0)) || !(unknown-#memory_int-unknown[26][2] == 73)) || !(unknown-#memory_int-unknown[20][2] == 0)) || !(\valid[3] == 1)) || !(41 == unknown-#memory_int-unknown[28][0])) || !(unknown-#memory_int-unknown[21][3] == 0)) || !(unknown-#length-unknown[19] == 7)) || !(2 == unknown-#length-unknown[23])) || !(\valid[25] == 1)) || !(head == 0)) || !(\valid[20] == 1)) || !(\valid[21] == 1)) || !(\valid[11] == 1)) || !(3 == unknown-#length-unknown[20])) || !(\valid[16] == 1)) || !(\valid[28] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(unknown-#memory_int-unknown[21][1] == 102)) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[17][2] == 0)) || !(\valid[27] == 1)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(102 == unknown-#memory_int-unknown[21][2])) || !(\valid[24] == 1)) || !(\valid[19] == 1)) || !(unknown-#memory_int-unknown[23][0] == 10)) || !(unknown-#memory_int-unknown[19][1] == 80)) || !(unknown-#memory_int-unknown[23][1] == 0)) || !(unknown-#length-unknown[28] == 2)) || !(\valid[1] == 1)) || !(\valid[22] == 1)) || !(7 == unknown-#length-unknown[25])) || !(unknown-#memory_int-unknown[18][3] == 0)) || !(13 == unknown-#length-unknown[16])) || !(unknown-#memory_int-unknown[25][0] == 44)) || !(unknown-#memory_int-unknown[21][0] == 79)) || !(110 == unknown-#memory_int-unknown[20][1])) || (((retValue_acc == waterLevel && \result == tmp___0) && methaneLevelCritical == tmp) && retValue_acc == \result)) || !(\valid[8] == 1)) || !(unknown-#memory_int-unknown[26][4] == 0)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(unknown-#memory_int-unknown[18][0] == 79)) || !(unknown-#memory_int-unknown[27][2] == 0)) || !(#NULL == 0)) || !(unknown-#length-unknown[22] == 3)) || !(unknown-#memory_int-unknown[20][0] == 79)) || !(\valid[7] == 1)) || !(112 == unknown-#memory_int-unknown[19][4])) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(5 == unknown-#length-unknown[26])) || !(41 == unknown-#memory_int-unknown[22][0])) || !(\old(waterLevel) <= 2)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(unknown-#memory_int-unknown[26][3] == 84)) || !(unknown-#memory_int-unknown[22][1] == 32)) || !(44 == unknown-#memory_int-unknown[19][0])) || !(unknown-#length-unknown[21] == 4)) || !(\valid[17] == 1)) || !(\valid[9] == 1)) || !(unknown-#memory_int-unknown[25][5] == 58)) || !(unknown-#memory_int-unknown[22][2] == 0)) || !(head == 0)) || !(unknown-#memory_int-unknown[27][0] == 79)) || !(unknown-#memory_int-unknown[28][1] == 0)) || !(cleanupTimeShifts == 4)) || !(\valid[18] == 1)) || !(77 == unknown-#memory_int-unknown[25][1])) || !(2 <= \old(waterLevel))) - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: (((((((((((((!(1 == systemActive) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || !(\old(waterLevel) <= 2)) || ((tmp == methaneLevelCritical && waterLevel == 1) && pumpRunning == 1)) || !(2 <= \old(waterLevel))) && ((((methaneLevelCritical == 0 || !(1 == systemActive)) || (((((((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && ((\old(waterLevel) == waterLevel + 1 && 0 < \old(waterLevel)) || (\old(waterLevel) <= 0 && \old(waterLevel) == waterLevel))) && tmp == methaneLevelCritical) && !(tmp == 0)) && (!(\old(pumpRunning) == 0) || \old(waterLevel) <= waterLevel))) || !(\old(pumpRunning) == 1)) || !(\old(waterLevel) <= 2))) && ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((!(\valid[23] == 1) || !(101 == unknown-#memory_int-unknown[25][2])) || !(unknown-#length-unknown[24] == 13)) || !(unknown-#memory_int-unknown[25][6] == 0)) || !(unknown-#length-unknown[12] == 25)) || !(\old(pumpRunning) == 0)) || !(79 == unknown-#memory_int-unknown[17][0])) || !(unknown-#memory_int-unknown[18][2] == 102)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(\valid[26] == 1)) || !(102 == unknown-#memory_int-unknown[18][1])) || !(unknown-#length-unknown[27] == 3)) || !(82 == unknown-#memory_int-unknown[26][1])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(117 == unknown-#memory_int-unknown[19][2])) || !(31 == unknown-#length-unknown[2])) || !(unknown-#length-unknown[17] == 3)) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(58 == unknown-#memory_int-unknown[19][5])) || !(9 == unknown-#length-unknown[14])) || !(1 == systemActive)) || !(109 == unknown-#memory_int-unknown[19][3])) || !(4 == unknown-#length-unknown[18])) || !(unknown-#length-unknown[15] == 25)) || !(unknown-#memory_int-unknown[17][1] == 110)) || !(116 == unknown-#memory_int-unknown[25][3])) || !(unknown-#memory_int-unknown[27][1] == 75)) || !(\valid[6] == 1)) || !(104 == unknown-#memory_int-unknown[25][4])) || !(67 == unknown-#memory_int-unknown[26][0])) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(unknown-#memory_int-unknown[19][6] == 0)) || !(unknown-#memory_int-unknown[26][2] == 73)) || !(unknown-#memory_int-unknown[20][2] == 0)) || !(\valid[3] == 1)) || !(41 == unknown-#memory_int-unknown[28][0])) || !(unknown-#memory_int-unknown[21][3] == 0)) || !(unknown-#length-unknown[19] == 7)) || !(2 == unknown-#length-unknown[23])) || !(\valid[25] == 1)) || !(head == 0)) || !(\valid[20] == 1)) || !(\valid[21] == 1)) || !(\valid[11] == 1)) || !(3 == unknown-#length-unknown[20])) || !(\valid[16] == 1)) || !(\valid[28] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(unknown-#memory_int-unknown[21][1] == 102)) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[17][2] == 0)) || !(\valid[27] == 1)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(102 == unknown-#memory_int-unknown[21][2])) || !(\valid[24] == 1)) || !(\valid[19] == 1)) || !(unknown-#memory_int-unknown[23][0] == 10)) || !(unknown-#memory_int-unknown[19][1] == 80)) || !(unknown-#memory_int-unknown[23][1] == 0)) || !(unknown-#length-unknown[28] == 2)) || !(\valid[1] == 1)) || !(\valid[22] == 1)) || !(7 == unknown-#length-unknown[25])) || !(methaneLevelCritical <= 0)) || !(unknown-#memory_int-unknown[18][3] == 0)) || !(13 == unknown-#length-unknown[16])) || !(unknown-#memory_int-unknown[25][0] == 44)) || !(unknown-#memory_int-unknown[21][0] == 79)) || !(110 == unknown-#memory_int-unknown[20][1])) || !(\valid[8] == 1)) || !(unknown-#memory_int-unknown[26][4] == 0)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(unknown-#memory_int-unknown[18][0] == 79)) || !(0 <= methaneLevelCritical)) || !(unknown-#memory_int-unknown[27][2] == 0)) || !(#NULL == 0)) || !(unknown-#length-unknown[22] == 3)) || !(unknown-#memory_int-unknown[20][0] == 79)) || !(\valid[7] == 1)) || !(112 == unknown-#memory_int-unknown[19][4])) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(5 == unknown-#length-unknown[26])) || !(41 == unknown-#memory_int-unknown[22][0])) || !(\old(waterLevel) <= 2)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(unknown-#memory_int-unknown[26][3] == 84)) || !(unknown-#memory_int-unknown[22][1] == 32)) || !(44 == unknown-#memory_int-unknown[19][0])) || methaneLevelCritical == tmp) || !(unknown-#length-unknown[21] == 4)) || !(\valid[17] == 1)) || !(\valid[9] == 1)) || !(unknown-#memory_int-unknown[25][5] == 58)) || !(unknown-#memory_int-unknown[22][2] == 0)) || !(head == 0)) || !(unknown-#memory_int-unknown[27][0] == 79)) || !(unknown-#memory_int-unknown[28][1] == 0)) || !(cleanupTimeShifts == 4)) || !(\valid[18] == 1)) || !(77 == unknown-#memory_int-unknown[25][1])) || !(2 <= \old(waterLevel)))) && (((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive))) && ((((((((((((!(#NULL == 0) || (retValue_acc == \result && tmp == \result)) || !(1 == systemActive)) || !(head == 0)) || !(\old(pumpRunning) == 1)) || !(methaneLevelCritical <= 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(\old(waterLevel) <= 2)) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel)))) && ((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || (((((((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && !(methaneLevelCritical == 0)) && ((\old(waterLevel) == waterLevel + 1 && 0 < \old(waterLevel)) || (\old(waterLevel) <= 0 && \old(waterLevel) == waterLevel))) && tmp == methaneLevelCritical) && !(tmp == 0)) && (!(\old(pumpRunning) == 0) || \old(waterLevel) <= waterLevel))) || !(\old(pumpRunning) == 1)) || (((tmp == methaneLevelCritical && waterLevel <= 0) && ((\old(waterLevel) == waterLevel + 1 && 0 < \old(waterLevel)) || \old(waterLevel) == waterLevel)) && pumpRunning == 1))) && ((((!(\old(pumpRunning) == 0) || methaneLevelCritical == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2)) || !(tmp == 0))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || (\old(waterLevel) == waterLevel && pumpRunning == 1))) && ((((((((((((!(\old(waterLevel) <= 1) || !(#NULL == 0)) || (retValue_acc == \result && tmp == \result)) || !(1 == systemActive)) || !(head == 0)) || !(\old(pumpRunning) == 1)) || !(methaneLevelCritical <= 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) == 2)) || (\old(waterLevel) == waterLevel && pumpRunning == 1)) - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: ((((((((((((((!(#NULL == 0) || (retValue_acc == \result && tmp == \result)) || !(1 == systemActive)) || !(head == 0)) || !(\old(pumpRunning) == 1)) || !(methaneLevelCritical <= 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(\old(waterLevel) <= 2)) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel))) && (((!(1 == systemActive) || ((((\old(waterLevel) == waterLevel + 1 && 0 < \old(waterLevel)) || (\old(waterLevel) <= 0 && \old(waterLevel) == waterLevel)) && tmp == methaneLevelCritical) && pumpRunning == 1)) || !(\old(pumpRunning) == 1)) || !(\old(waterLevel) <= 2))) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(\old(waterLevel) <= 2))) && ((((((((((((!(\old(waterLevel) <= 1) || !(#NULL == 0)) || (retValue_acc == \result && tmp == \result)) || !(1 == systemActive)) || !(head == 0)) || !(\old(pumpRunning) == 1)) || !(methaneLevelCritical <= 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4)) RESULT: Ultimate proved your program to be correct! [2021-11-23 03:49:42,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86f8dd54-37ec-470d-a33a-1d01745997c8/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