./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96abe24c-f39d-4ce1-8e09-7d07a56103c8/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96abe24c-f39d-4ce1-8e09-7d07a56103c8/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96abe24c-f39d-4ce1-8e09-7d07a56103c8/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96abe24c-f39d-4ce1-8e09-7d07a56103c8/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96abe24c-f39d-4ce1-8e09-7d07a56103c8/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96abe24c-f39d-4ce1-8e09-7d07a56103c8/bin/uautomizer-WNIpwEf4Nt --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9648b26a5ec4f9065ef62bcefcc0539fba2412ec ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 01:14:46,483 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 01:14:46,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 01:14:46,540 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 01:14:46,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 01:14:46,546 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 01:14:46,548 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 01:14:46,554 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 01:14:46,557 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 01:14:46,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 01:14:46,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 01:14:46,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 01:14:46,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 01:14:46,571 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 01:14:46,573 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 01:14:46,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 01:14:46,580 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 01:14:46,582 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 01:14:46,584 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 01:14:46,593 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 01:14:46,595 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 01:14:46,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 01:14:46,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 01:14:46,601 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 01:14:46,610 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 01:14:46,611 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 01:14:46,611 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 01:14:46,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 01:14:46,614 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 01:14:46,616 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 01:14:46,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 01:14:46,617 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 01:14:46,620 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 01:14:46,621 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 01:14:46,622 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 01:14:46,623 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 01:14:46,624 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 01:14:46,624 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 01:14:46,624 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 01:14:46,626 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 01:14:46,626 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 01:14:46,627 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96abe24c-f39d-4ce1-8e09-7d07a56103c8/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 01:14:46,672 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 01:14:46,672 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 01:14:46,673 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 01:14:46,673 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 01:14:46,682 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 01:14:46,682 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 01:14:46,683 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 01:14:46,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 01:14:46,683 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 01:14:46,684 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 01:14:46,685 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 01:14:46,685 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 01:14:46,686 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 01:14:46,686 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 01:14:46,686 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 01:14:46,687 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 01:14:46,687 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 01:14:46,687 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 01:14:46,688 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 01:14:46,688 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 01:14:46,688 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 01:14:46,689 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 01:14:46,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:14:46,689 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 01:14:46,690 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 01:14:46,690 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 01:14:46,690 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 01:14:46,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 01:14:46,691 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 01:14:46,691 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 01:14:46,692 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_96abe24c-f39d-4ce1-8e09-7d07a56103c8/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96abe24c-f39d-4ce1-8e09-7d07a56103c8/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9648b26a5ec4f9065ef62bcefcc0539fba2412ec [2021-10-13 01:14:47,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 01:14:47,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 01:14:47,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 01:14:47,055 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 01:14:47,056 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 01:14:47,057 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96abe24c-f39d-4ce1-8e09-7d07a56103c8/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c [2021-10-13 01:14:47,135 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96abe24c-f39d-4ce1-8e09-7d07a56103c8/bin/uautomizer-WNIpwEf4Nt/data/8d378ce13/b367460e641a477aaaf9a05e2c9b433c/FLAG69ab8c46a [2021-10-13 01:14:47,759 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 01:14:47,772 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96abe24c-f39d-4ce1-8e09-7d07a56103c8/sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c [2021-10-13 01:14:47,788 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96abe24c-f39d-4ce1-8e09-7d07a56103c8/bin/uautomizer-WNIpwEf4Nt/data/8d378ce13/b367460e641a477aaaf9a05e2c9b433c/FLAG69ab8c46a [2021-10-13 01:14:48,051 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96abe24c-f39d-4ce1-8e09-7d07a56103c8/bin/uautomizer-WNIpwEf4Nt/data/8d378ce13/b367460e641a477aaaf9a05e2c9b433c [2021-10-13 01:14:48,054 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 01:14:48,056 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 01:14:48,072 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 01:14:48,072 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 01:14:48,076 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 01:14:48,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:14:48" (1/1) ... [2021-10-13 01:14:48,078 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43bffc3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:14:48, skipping insertion in model container [2021-10-13 01:14:48,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:14:48" (1/1) ... [2021-10-13 01:14:48,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 01:14:48,125 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 01:14:48,360 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96abe24c-f39d-4ce1-8e09-7d07a56103c8/sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c[2740,2753] [2021-10-13 01:14:48,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:14:48,549 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 01:14:48,601 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96abe24c-f39d-4ce1-8e09-7d07a56103c8/sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c[2740,2753] [2021-10-13 01:14:48,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 01:14:48,699 INFO L208 MainTranslator]: Completed translation [2021-10-13 01:14:48,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:14:48 WrapperNode [2021-10-13 01:14:48,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 01:14:48,703 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 01:14:48,703 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 01:14:48,704 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 01:14:48,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:14:48" (1/1) ... [2021-10-13 01:14:48,749 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:14:48" (1/1) ... [2021-10-13 01:14:48,833 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 01:14:48,833 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 01:14:48,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 01:14:48,834 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 01:14:48,843 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:14:48" (1/1) ... [2021-10-13 01:14:48,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:14:48" (1/1) ... [2021-10-13 01:14:48,849 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:14:48" (1/1) ... [2021-10-13 01:14:48,850 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:14:48" (1/1) ... [2021-10-13 01:14:48,865 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:14:48" (1/1) ... [2021-10-13 01:14:48,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:14:48" (1/1) ... [2021-10-13 01:14:48,892 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:14:48" (1/1) ... [2021-10-13 01:14:48,897 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 01:14:48,898 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 01:14:48,898 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 01:14:48,898 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 01:14:48,899 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:14:48" (1/1) ... [2021-10-13 01:14:48,907 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 01:14:48,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96abe24c-f39d-4ce1-8e09-7d07a56103c8/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 01:14:48,947 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96abe24c-f39d-4ce1-8e09-7d07a56103c8/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 01:14:48,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96abe24c-f39d-4ce1-8e09-7d07a56103c8/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 01:14:48,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 01:14:48,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 01:14:48,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 01:14:48,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 01:14:50,067 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 01:14:50,067 INFO L299 CfgBuilder]: Removed 192 assume(true) statements. [2021-10-13 01:14:50,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:14:50 BoogieIcfgContainer [2021-10-13 01:14:50,070 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 01:14:50,072 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 01:14:50,072 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 01:14:50,079 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 01:14:50,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 01:14:48" (1/3) ... [2021-10-13 01:14:50,080 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3014d8e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:14:50, skipping insertion in model container [2021-10-13 01:14:50,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:14:48" (2/3) ... [2021-10-13 01:14:50,082 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3014d8e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:14:50, skipping insertion in model container [2021-10-13 01:14:50,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:14:50" (3/3) ... [2021-10-13 01:14:50,084 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product45.cil.c [2021-10-13 01:14:50,093 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 01:14:50,093 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 01:14:50,150 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 01:14:50,157 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 01:14:50,157 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 01:14:50,176 INFO L276 IsEmpty]: Start isEmpty. Operand has 129 states, 125 states have (on average 1.536) internal successors, (192), 128 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:50,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 01:14:50,182 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:14:50,183 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:14:50,184 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:14:50,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:14:50,189 INFO L82 PathProgramCache]: Analyzing trace with hash -1880189342, now seen corresponding path program 1 times [2021-10-13 01:14:50,198 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:14:50,199 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075394521] [2021-10-13 01:14:50,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:14:50,200 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:14:50,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:14:50,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:14:50,438 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:14:50,438 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075394521] [2021-10-13 01:14:50,439 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075394521] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:14:50,439 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:14:50,440 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:14:50,441 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980141380] [2021-10-13 01:14:50,446 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 01:14:50,447 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:14:50,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 01:14:50,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 01:14:50,463 INFO L87 Difference]: Start difference. First operand has 129 states, 125 states have (on average 1.536) internal successors, (192), 128 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:50,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:14:50,495 INFO L93 Difference]: Finished difference Result 252 states and 377 transitions. [2021-10-13 01:14:50,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 01:14:50,497 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-13 01:14:50,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:14:50,508 INFO L225 Difference]: With dead ends: 252 [2021-10-13 01:14:50,508 INFO L226 Difference]: Without dead ends: 125 [2021-10-13 01:14:50,512 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 01:14:50,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2021-10-13 01:14:50,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2021-10-13 01:14:50,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 122 states have (on average 1.4754098360655739) internal successors, (180), 124 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:50,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 180 transitions. [2021-10-13 01:14:50,556 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 180 transitions. Word has length 16 [2021-10-13 01:14:50,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:14:50,557 INFO L470 AbstractCegarLoop]: Abstraction has 125 states and 180 transitions. [2021-10-13 01:14:50,557 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:50,557 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 180 transitions. [2021-10-13 01:14:50,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-13 01:14:50,558 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:14:50,558 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:14:50,559 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 01:14:50,559 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:14:50,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:14:50,560 INFO L82 PathProgramCache]: Analyzing trace with hash 1368021057, now seen corresponding path program 1 times [2021-10-13 01:14:50,560 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:14:50,561 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868165209] [2021-10-13 01:14:50,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:14:50,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:14:50,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:14:50,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:14:50,750 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:14:50,750 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868165209] [2021-10-13 01:14:50,750 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868165209] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:14:50,751 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:14:50,751 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 01:14:50,751 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716622465] [2021-10-13 01:14:50,752 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:14:50,753 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:14:50,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:14:50,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:14:50,754 INFO L87 Difference]: Start difference. First operand 125 states and 180 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:50,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:14:50,767 INFO L93 Difference]: Finished difference Result 125 states and 180 transitions. [2021-10-13 01:14:50,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:14:50,774 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), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-13 01:14:50,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:14:50,775 INFO L225 Difference]: With dead ends: 125 [2021-10-13 01:14:50,776 INFO L226 Difference]: Without dead ends: 51 [2021-10-13 01:14:50,777 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:14:50,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2021-10-13 01:14:50,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2021-10-13 01:14:50,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 50 states have (on average 1.46) internal successors, (73), 50 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:50,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 73 transitions. [2021-10-13 01:14:50,784 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 73 transitions. Word has length 17 [2021-10-13 01:14:50,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:14:50,785 INFO L470 AbstractCegarLoop]: Abstraction has 51 states and 73 transitions. [2021-10-13 01:14:50,785 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), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:50,785 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2021-10-13 01:14:50,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-13 01:14:50,787 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:14:50,787 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:14:50,787 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 01:14:50,787 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:14:50,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:14:50,793 INFO L82 PathProgramCache]: Analyzing trace with hash -2019078694, now seen corresponding path program 1 times [2021-10-13 01:14:50,793 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:14:50,794 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522735512] [2021-10-13 01:14:50,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:14:50,795 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:14:50,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:14:50,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:14:50,929 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:14:50,929 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522735512] [2021-10-13 01:14:50,930 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522735512] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:14:50,930 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:14:50,930 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 01:14:50,930 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590156673] [2021-10-13 01:14:50,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 01:14:50,931 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:14:50,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 01:14:50,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-13 01:14:50,933 INFO L87 Difference]: Start difference. First operand 51 states and 73 transitions. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:51,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:14:51,136 INFO L93 Difference]: Finished difference Result 96 states and 140 transitions. [2021-10-13 01:14:51,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 01:14:51,137 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-13 01:14:51,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:14:51,138 INFO L225 Difference]: With dead ends: 96 [2021-10-13 01:14:51,138 INFO L226 Difference]: Without dead ends: 51 [2021-10-13 01:14:51,139 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 34.6ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-13 01:14:51,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2021-10-13 01:14:51,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2021-10-13 01:14:51,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 50 states have (on average 1.44) internal successors, (72), 50 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:51,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 72 transitions. [2021-10-13 01:14:51,147 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 72 transitions. Word has length 22 [2021-10-13 01:14:51,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:14:51,147 INFO L470 AbstractCegarLoop]: Abstraction has 51 states and 72 transitions. [2021-10-13 01:14:51,147 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:51,148 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 72 transitions. [2021-10-13 01:14:51,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 01:14:51,149 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:14:51,149 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:14:51,149 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 01:14:51,150 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:14:51,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:14:51,150 INFO L82 PathProgramCache]: Analyzing trace with hash -1511639432, now seen corresponding path program 1 times [2021-10-13 01:14:51,151 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:14:51,151 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332688500] [2021-10-13 01:14:51,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:14:51,151 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:14:51,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:14:51,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:14:51,230 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:14:51,231 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332688500] [2021-10-13 01:14:51,231 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332688500] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:14:51,231 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:14:51,232 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:14:51,232 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651333272] [2021-10-13 01:14:51,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:14:51,233 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:14:51,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:14:51,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:14:51,234 INFO L87 Difference]: Start difference. First operand 51 states and 72 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:51,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:14:51,266 INFO L93 Difference]: Finished difference Result 117 states and 168 transitions. [2021-10-13 01:14:51,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:14:51,267 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-13 01:14:51,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:14:51,268 INFO L225 Difference]: With dead ends: 117 [2021-10-13 01:14:51,269 INFO L226 Difference]: Without dead ends: 72 [2021-10-13 01:14:51,269 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:14:51,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2021-10-13 01:14:51,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 70. [2021-10-13 01:14:51,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 69 states have (on average 1.4202898550724639) internal successors, (98), 69 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:51,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 98 transitions. [2021-10-13 01:14:51,283 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 98 transitions. Word has length 24 [2021-10-13 01:14:51,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:14:51,287 INFO L470 AbstractCegarLoop]: Abstraction has 70 states and 98 transitions. [2021-10-13 01:14:51,287 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:51,288 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 98 transitions. [2021-10-13 01:14:51,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-13 01:14:51,289 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:14:51,289 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:14:51,289 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 01:14:51,290 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:14:51,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:14:51,292 INFO L82 PathProgramCache]: Analyzing trace with hash 406595852, now seen corresponding path program 1 times [2021-10-13 01:14:51,292 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:14:51,292 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636858295] [2021-10-13 01:14:51,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:14:51,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:14:51,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:14:51,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:14:51,426 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:14:51,426 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636858295] [2021-10-13 01:14:51,427 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1636858295] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:14:51,427 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:14:51,427 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 01:14:51,427 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294633916] [2021-10-13 01:14:51,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 01:14:51,429 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:14:51,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 01:14:51,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:14:51,430 INFO L87 Difference]: Start difference. First operand 70 states and 98 transitions. Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:51,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:14:51,613 INFO L93 Difference]: Finished difference Result 335 states and 484 transitions. [2021-10-13 01:14:51,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 01:14:51,614 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2021-10-13 01:14:51,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:14:51,619 INFO L225 Difference]: With dead ends: 335 [2021-10-13 01:14:51,619 INFO L226 Difference]: Without dead ends: 271 [2021-10-13 01:14:51,621 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 39.7ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 01:14:51,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2021-10-13 01:14:51,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 128. [2021-10-13 01:14:51,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 127 states have (on average 1.4094488188976377) internal successors, (179), 127 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:51,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 179 transitions. [2021-10-13 01:14:51,666 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 179 transitions. Word has length 30 [2021-10-13 01:14:51,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:14:51,667 INFO L470 AbstractCegarLoop]: Abstraction has 128 states and 179 transitions. [2021-10-13 01:14:51,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:51,668 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 179 transitions. [2021-10-13 01:14:51,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-13 01:14:51,673 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:14:51,673 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:14:51,675 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 01:14:51,675 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:14:51,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:14:51,676 INFO L82 PathProgramCache]: Analyzing trace with hash 1078364354, now seen corresponding path program 1 times [2021-10-13 01:14:51,676 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:14:51,677 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370416101] [2021-10-13 01:14:51,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:14:51,677 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:14:51,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:14:51,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:14:51,817 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:14:51,818 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1370416101] [2021-10-13 01:14:51,818 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1370416101] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:14:51,818 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:14:51,818 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 01:14:51,819 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431088258] [2021-10-13 01:14:51,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 01:14:51,822 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:14:51,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 01:14:51,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:14:51,826 INFO L87 Difference]: Start difference. First operand 128 states and 179 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:51,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:14:51,951 INFO L93 Difference]: Finished difference Result 366 states and 516 transitions. [2021-10-13 01:14:51,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-13 01:14:51,952 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2021-10-13 01:14:51,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:14:51,955 INFO L225 Difference]: With dead ends: 366 [2021-10-13 01:14:51,955 INFO L226 Difference]: Without dead ends: 364 [2021-10-13 01:14:51,964 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 31.5ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 01:14:51,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2021-10-13 01:14:51,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 128. [2021-10-13 01:14:51,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 127 states have (on average 1.4015748031496063) internal successors, (178), 127 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:52,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 178 transitions. [2021-10-13 01:14:52,000 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 178 transitions. Word has length 31 [2021-10-13 01:14:52,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:14:52,001 INFO L470 AbstractCegarLoop]: Abstraction has 128 states and 178 transitions. [2021-10-13 01:14:52,001 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:52,001 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 178 transitions. [2021-10-13 01:14:52,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-13 01:14:52,007 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:14:52,007 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:14:52,007 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-13 01:14:52,008 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:14:52,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:14:52,008 INFO L82 PathProgramCache]: Analyzing trace with hash 123869668, now seen corresponding path program 1 times [2021-10-13 01:14:52,008 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:14:52,012 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609067211] [2021-10-13 01:14:52,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:14:52,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:14:52,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:14:52,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:14:52,073 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:14:52,073 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609067211] [2021-10-13 01:14:52,074 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609067211] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:14:52,074 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:14:52,074 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 01:14:52,074 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622716817] [2021-10-13 01:14:52,075 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 01:14:52,075 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:14:52,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 01:14:52,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 01:14:52,076 INFO L87 Difference]: Start difference. First operand 128 states and 178 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:52,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:14:52,138 INFO L93 Difference]: Finished difference Result 336 states and 464 transitions. [2021-10-13 01:14:52,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 01:14:52,139 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-13 01:14:52,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:14:52,142 INFO L225 Difference]: With dead ends: 336 [2021-10-13 01:14:52,142 INFO L226 Difference]: Without dead ends: 214 [2021-10-13 01:14:52,146 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 19.9ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 01:14:52,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2021-10-13 01:14:52,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 140. [2021-10-13 01:14:52,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 139 states have (on average 1.3669064748201438) internal successors, (190), 139 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:52,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 190 transitions. [2021-10-13 01:14:52,165 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 190 transitions. Word has length 34 [2021-10-13 01:14:52,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:14:52,166 INFO L470 AbstractCegarLoop]: Abstraction has 140 states and 190 transitions. [2021-10-13 01:14:52,166 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:52,166 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 190 transitions. [2021-10-13 01:14:52,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-13 01:14:52,167 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:14:52,167 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:14:52,167 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-13 01:14:52,168 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:14:52,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:14:52,168 INFO L82 PathProgramCache]: Analyzing trace with hash -462936346, now seen corresponding path program 1 times [2021-10-13 01:14:52,168 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:14:52,169 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184854165] [2021-10-13 01:14:52,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:14:52,169 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:14:52,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:14:52,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:14:52,252 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:14:52,252 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184854165] [2021-10-13 01:14:52,252 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184854165] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:14:52,252 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:14:52,253 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-13 01:14:52,253 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731576842] [2021-10-13 01:14:52,253 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 01:14:52,253 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:14:52,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 01:14:52,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-13 01:14:52,254 INFO L87 Difference]: Start difference. First operand 140 states and 190 transitions. Second operand has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:52,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:14:52,343 INFO L93 Difference]: Finished difference Result 370 states and 498 transitions. [2021-10-13 01:14:52,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-13 01:14:52,343 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-13 01:14:52,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:14:52,346 INFO L225 Difference]: With dead ends: 370 [2021-10-13 01:14:52,346 INFO L226 Difference]: Without dead ends: 236 [2021-10-13 01:14:52,347 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 46.1ms TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-10-13 01:14:52,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2021-10-13 01:14:52,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 148. [2021-10-13 01:14:52,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 147 states have (on average 1.346938775510204) internal successors, (198), 147 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:52,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 198 transitions. [2021-10-13 01:14:52,366 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 198 transitions. Word has length 34 [2021-10-13 01:14:52,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:14:52,366 INFO L470 AbstractCegarLoop]: Abstraction has 148 states and 198 transitions. [2021-10-13 01:14:52,367 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:52,367 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 198 transitions. [2021-10-13 01:14:52,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-13 01:14:52,367 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:14:52,367 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:14:52,368 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-13 01:14:52,368 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:14:52,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:14:52,368 INFO L82 PathProgramCache]: Analyzing trace with hash -1742800024, now seen corresponding path program 1 times [2021-10-13 01:14:52,369 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:14:52,369 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957636956] [2021-10-13 01:14:52,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:14:52,369 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:14:52,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:14:52,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:14:52,452 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:14:52,452 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957636956] [2021-10-13 01:14:52,452 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [957636956] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:14:52,453 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:14:52,453 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 01:14:52,453 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100538291] [2021-10-13 01:14:52,453 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 01:14:52,454 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:14:52,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 01:14:52,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:14:52,455 INFO L87 Difference]: Start difference. First operand 148 states and 198 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:52,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:14:52,502 INFO L93 Difference]: Finished difference Result 392 states and 530 transitions. [2021-10-13 01:14:52,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 01:14:52,505 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-13 01:14:52,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:14:52,507 INFO L225 Difference]: With dead ends: 392 [2021-10-13 01:14:52,508 INFO L226 Difference]: Without dead ends: 250 [2021-10-13 01:14:52,510 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 01:14:52,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2021-10-13 01:14:52,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 248. [2021-10-13 01:14:52,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 247 states have (on average 1.3319838056680162) internal successors, (329), 247 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:52,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 329 transitions. [2021-10-13 01:14:52,544 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 329 transitions. Word has length 34 [2021-10-13 01:14:52,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:14:52,547 INFO L470 AbstractCegarLoop]: Abstraction has 248 states and 329 transitions. [2021-10-13 01:14:52,548 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:52,548 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 329 transitions. [2021-10-13 01:14:52,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-13 01:14:52,550 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:14:52,550 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:14:52,550 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-13 01:14:52,551 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:14:52,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:14:52,551 INFO L82 PathProgramCache]: Analyzing trace with hash -226364314, now seen corresponding path program 1 times [2021-10-13 01:14:52,551 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:14:52,553 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959286931] [2021-10-13 01:14:52,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:14:52,553 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:14:52,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:14:52,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 01:14:52,673 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:14:52,674 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959286931] [2021-10-13 01:14:52,674 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959286931] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:14:52,674 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:14:52,675 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-13 01:14:52,679 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303533628] [2021-10-13 01:14:52,681 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 01:14:52,681 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:14:52,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 01:14:52,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-10-13 01:14:52,682 INFO L87 Difference]: Start difference. First operand 248 states and 329 transitions. Second operand has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:53,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:14:53,326 INFO L93 Difference]: Finished difference Result 1084 states and 1406 transitions. [2021-10-13 01:14:53,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-13 01:14:53,327 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-13 01:14:53,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:14:53,332 INFO L225 Difference]: With dead ends: 1084 [2021-10-13 01:14:53,332 INFO L226 Difference]: Without dead ends: 842 [2021-10-13 01:14:53,333 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 228.5ms TimeCoverageRelationStatistics Valid=174, Invalid=378, Unknown=0, NotChecked=0, Total=552 [2021-10-13 01:14:53,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 842 states. [2021-10-13 01:14:53,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 842 to 248. [2021-10-13 01:14:53,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 247 states have (on average 1.3076923076923077) internal successors, (323), 247 states have internal predecessors, (323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:53,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 323 transitions. [2021-10-13 01:14:53,371 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 323 transitions. Word has length 35 [2021-10-13 01:14:53,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:14:53,371 INFO L470 AbstractCegarLoop]: Abstraction has 248 states and 323 transitions. [2021-10-13 01:14:53,371 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:53,372 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 323 transitions. [2021-10-13 01:14:53,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-13 01:14:53,373 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 01:14:53,373 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 01:14:53,373 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-13 01:14:53,374 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 01:14:53,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 01:14:53,374 INFO L82 PathProgramCache]: Analyzing trace with hash -1790569150, now seen corresponding path program 1 times [2021-10-13 01:14:53,374 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 01:14:53,375 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815036891] [2021-10-13 01:14:53,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 01:14:53,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 01:14:53,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 01:14:53,456 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 01:14:53,456 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 01:14:53,457 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815036891] [2021-10-13 01:14:53,457 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1815036891] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 01:14:53,457 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 01:14:53,457 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-13 01:14:53,458 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464412054] [2021-10-13 01:14:53,458 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 01:14:53,458 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 01:14:53,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 01:14:53,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-10-13 01:14:53,460 INFO L87 Difference]: Start difference. First operand 248 states and 323 transitions. Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:53,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 01:14:53,850 INFO L93 Difference]: Finished difference Result 760 states and 979 transitions. [2021-10-13 01:14:53,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-13 01:14:53,851 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-10-13 01:14:53,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 01:14:53,852 INFO L225 Difference]: With dead ends: 760 [2021-10-13 01:14:53,852 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 01:14:53,854 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 149.0ms TimeCoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2021-10-13 01:14:53,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 01:14:53,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 01:14:53,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:53,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 01:14:53,855 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2021-10-13 01:14:53,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 01:14:53,855 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 01:14:53,856 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 01:14:53,856 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 01:14:53,856 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 01:14:53,858 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:14:53,859 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:14:53,861 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 01:14:53,861 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-13 01:14:53,863 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 01:14:53,868 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:53,871 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:53,873 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:54,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:54,302 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:54,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:54,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:54,531 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:54,534 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:54,626 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:54,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:54,982 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:54,982 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:54,997 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:54,997 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:54,998 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:54,998 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,233 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,332 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,334 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,345 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,425 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,427 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,427 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,432 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,436 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,439 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,451 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,458 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:55,459 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 01:14:58,243 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 147) no Hoare annotation was computed. [2021-10-13 01:14:58,243 INFO L857 garLoopResultBuilder]: For program point L267(lines 267 274) no Hoare annotation was computed. [2021-10-13 01:14:58,243 INFO L860 garLoopResultBuilder]: At program point L267-1(lines 267 274) the Hoare annotation is: true [2021-10-13 01:14:58,243 INFO L853 garLoopResultBuilder]: At program point L763(lines 763 769) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) .cse1) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse1 (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)))) [2021-10-13 01:14:58,244 INFO L853 garLoopResultBuilder]: At program point L763-1(lines 763 769) the Hoare annotation is: false [2021-10-13 01:14:58,244 INFO L853 garLoopResultBuilder]: At program point L763-2(lines 763 769) the Hoare annotation is: false [2021-10-13 01:14:58,244 INFO L853 garLoopResultBuilder]: At program point L137(lines 128 141) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-13 01:14:58,244 INFO L853 garLoopResultBuilder]: At program point L137-1(lines 128 141) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-13 01:14:58,245 INFO L853 garLoopResultBuilder]: At program point L137-2(lines 128 141) the Hoare annotation is: false [2021-10-13 01:14:58,245 INFO L853 garLoopResultBuilder]: At program point L137-3(lines 128 141) the Hoare annotation is: false [2021-10-13 01:14:58,245 INFO L853 garLoopResultBuilder]: At program point L137-4(lines 128 141) the Hoare annotation is: false [2021-10-13 01:14:58,245 INFO L853 garLoopResultBuilder]: At program point L137-5(lines 128 141) the Hoare annotation is: false [2021-10-13 01:14:58,245 INFO L853 garLoopResultBuilder]: At program point L303(lines 1 942) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0)) [2021-10-13 01:14:58,246 INFO L857 garLoopResultBuilder]: For program point L933(lines 933 937) no Hoare annotation was computed. [2021-10-13 01:14:58,246 INFO L857 garLoopResultBuilder]: For program point L933-2(lines 933 937) no Hoare annotation was computed. [2021-10-13 01:14:58,246 INFO L857 garLoopResultBuilder]: For program point L933-3(lines 933 937) no Hoare annotation was computed. [2021-10-13 01:14:58,246 INFO L857 garLoopResultBuilder]: For program point L933-5(lines 933 937) no Hoare annotation was computed. [2021-10-13 01:14:58,246 INFO L857 garLoopResultBuilder]: For program point L933-6(lines 933 937) no Hoare annotation was computed. [2021-10-13 01:14:58,247 INFO L857 garLoopResultBuilder]: For program point L702(lines 702 708) no Hoare annotation was computed. [2021-10-13 01:14:58,247 INFO L853 garLoopResultBuilder]: At program point L702-1(lines 702 708) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_main_~tmp~1 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0) .cse3 .cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (and .cse0 .cse5 .cse6 (not .cse1) .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse2 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) .cse3))) [2021-10-13 01:14:58,247 INFO L857 garLoopResultBuilder]: For program point L933-8(lines 933 937) no Hoare annotation was computed. [2021-10-13 01:14:58,247 INFO L857 garLoopResultBuilder]: For program point L933-9(lines 933 937) no Hoare annotation was computed. [2021-10-13 01:14:58,247 INFO L857 garLoopResultBuilder]: For program point L933-11(lines 933 937) no Hoare annotation was computed. [2021-10-13 01:14:58,248 INFO L857 garLoopResultBuilder]: For program point L933-12(lines 933 937) no Hoare annotation was computed. [2021-10-13 01:14:58,248 INFO L857 garLoopResultBuilder]: For program point L933-14(lines 933 937) no Hoare annotation was computed. [2021-10-13 01:14:58,248 INFO L857 garLoopResultBuilder]: For program point L933-15(lines 933 937) no Hoare annotation was computed. [2021-10-13 01:14:58,248 INFO L857 garLoopResultBuilder]: For program point L933-17(lines 933 937) no Hoare annotation was computed. [2021-10-13 01:14:58,248 INFO L853 garLoopResultBuilder]: At program point L240(lines 236 242) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-13 01:14:58,249 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 147) no Hoare annotation was computed. [2021-10-13 01:14:58,249 INFO L853 garLoopResultBuilder]: At program point L738(lines 691 739) the Hoare annotation is: false [2021-10-13 01:14:58,249 INFO L860 garLoopResultBuilder]: At program point L276(lines 257 279) the Hoare annotation is: true [2021-10-13 01:14:58,249 INFO L857 garLoopResultBuilder]: For program point L79(lines 79 83) no Hoare annotation was computed. [2021-10-13 01:14:58,249 INFO L853 garLoopResultBuilder]: At program point L311(lines 306 314) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-13 01:14:58,250 INFO L853 garLoopResultBuilder]: At program point L939(lines 924 942) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-13 01:14:58,250 INFO L853 garLoopResultBuilder]: At program point L939-1(lines 924 942) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-13 01:14:58,250 INFO L853 garLoopResultBuilder]: At program point L939-2(lines 924 942) the Hoare annotation is: false [2021-10-13 01:14:58,250 INFO L853 garLoopResultBuilder]: At program point L939-3(lines 924 942) the Hoare annotation is: false [2021-10-13 01:14:58,251 INFO L853 garLoopResultBuilder]: At program point L939-4(lines 924 942) the Hoare annotation is: false [2021-10-13 01:14:58,251 INFO L853 garLoopResultBuilder]: At program point L939-5(lines 924 942) the Hoare annotation is: false [2021-10-13 01:14:58,251 INFO L857 garLoopResultBuilder]: For program point L147(line 147) no Hoare annotation was computed. [2021-10-13 01:14:58,251 INFO L857 garLoopResultBuilder]: For program point L147-1(line 147) no Hoare annotation was computed. [2021-10-13 01:14:58,251 INFO L857 garLoopResultBuilder]: For program point L147-2(line 147) no Hoare annotation was computed. [2021-10-13 01:14:58,252 INFO L853 garLoopResultBuilder]: At program point L875(lines 868 878) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_main_~tmp~1 1)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (not .cse1) .cse2 (not .cse3) .cse4 .cse5) (and .cse0 .cse1 .cse3 .cse2 .cse4 .cse5))) [2021-10-13 01:14:58,252 INFO L853 garLoopResultBuilder]: At program point L875-1(lines 868 878) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-13 01:14:58,252 INFO L853 garLoopResultBuilder]: At program point L875-2(lines 868 878) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (not .cse2) .cse3 (not .cse4) .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse4 .cse3 .cse5 .cse6))) [2021-10-13 01:14:58,252 INFO L853 garLoopResultBuilder]: At program point L875-3(lines 868 878) the Hoare annotation is: false [2021-10-13 01:14:58,252 INFO L853 garLoopResultBuilder]: At program point L875-4(lines 868 878) the Hoare annotation is: false [2021-10-13 01:14:58,253 INFO L853 garLoopResultBuilder]: At program point L875-5(lines 868 878) the Hoare annotation is: false [2021-10-13 01:14:58,253 INFO L853 garLoopResultBuilder]: At program point L875-6(lines 868 878) the Hoare annotation is: false [2021-10-13 01:14:58,253 INFO L853 garLoopResultBuilder]: At program point L875-7(lines 868 878) the Hoare annotation is: false [2021-10-13 01:14:58,253 INFO L853 garLoopResultBuilder]: At program point L875-8(lines 868 878) the Hoare annotation is: false [2021-10-13 01:14:58,253 INFO L857 garLoopResultBuilder]: For program point L712(lines 712 718) no Hoare annotation was computed. [2021-10-13 01:14:58,254 INFO L853 garLoopResultBuilder]: At program point L712-1(lines 712 718) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-13 01:14:58,254 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 01:14:58,254 INFO L857 garLoopResultBuilder]: For program point L814(lines 814 831) no Hoare annotation was computed. [2021-10-13 01:14:58,254 INFO L857 garLoopResultBuilder]: For program point L814-1(lines 814 831) no Hoare annotation was computed. [2021-10-13 01:14:58,254 INFO L857 garLoopResultBuilder]: For program point L814-2(lines 814 831) no Hoare annotation was computed. [2021-10-13 01:14:58,255 INFO L857 garLoopResultBuilder]: For program point L55(lines 55 59) no Hoare annotation was computed. [2021-10-13 01:14:58,255 INFO L857 garLoopResultBuilder]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2021-10-13 01:14:58,255 INFO L857 garLoopResultBuilder]: For program point L55-6(lines 55 59) no Hoare annotation was computed. [2021-10-13 01:14:58,255 INFO L857 garLoopResultBuilder]: For program point L850(lines 850 856) no Hoare annotation was computed. [2021-10-13 01:14:58,255 INFO L857 garLoopResultBuilder]: For program point L850-2(lines 850 856) no Hoare annotation was computed. [2021-10-13 01:14:58,255 INFO L857 garLoopResultBuilder]: For program point L850-4(lines 850 856) no Hoare annotation was computed. [2021-10-13 01:14:58,256 INFO L857 garLoopResultBuilder]: For program point L850-6(lines 850 856) no Hoare annotation was computed. [2021-10-13 01:14:58,256 INFO L857 garLoopResultBuilder]: For program point L850-8(lines 850 856) no Hoare annotation was computed. [2021-10-13 01:14:58,256 INFO L857 garLoopResultBuilder]: For program point L850-10(lines 850 856) no Hoare annotation was computed. [2021-10-13 01:14:58,256 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 01:14:58,256 INFO L853 garLoopResultBuilder]: At program point L884(lines 879 887) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (= 1 ~systemActive~0) (not (= ~methaneLevelCritical~0 0))) [2021-10-13 01:14:58,257 INFO L853 garLoopResultBuilder]: At program point L884-1(lines 879 887) the Hoare annotation is: false [2021-10-13 01:14:58,257 INFO L857 garLoopResultBuilder]: For program point L818(lines 818 826) no Hoare annotation was computed. [2021-10-13 01:14:58,257 INFO L853 garLoopResultBuilder]: At program point L884-2(lines 879 887) the Hoare annotation is: false [2021-10-13 01:14:58,257 INFO L857 garLoopResultBuilder]: For program point L818-1(lines 818 826) no Hoare annotation was computed. [2021-10-13 01:14:58,257 INFO L857 garLoopResultBuilder]: For program point L818-2(lines 818 826) no Hoare annotation was computed. [2021-10-13 01:14:58,258 INFO L853 garLoopResultBuilder]: At program point L191-2(lines 191 205) the Hoare annotation is: false [2021-10-13 01:14:58,258 INFO L853 garLoopResultBuilder]: At program point L92(lines 87 95) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse4 (= ULTIMATE.start_main_~tmp~1 1)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (not .cse1) .cse3 (not .cse2) .cse4 .cse5))) [2021-10-13 01:14:58,258 INFO L853 garLoopResultBuilder]: At program point L92-1(lines 87 95) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-13 01:14:58,258 INFO L853 garLoopResultBuilder]: At program point L92-2(lines 87 95) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (not .cse2) .cse3 (not .cse4) .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse4 .cse3 .cse5 .cse6))) [2021-10-13 01:14:58,259 INFO L853 garLoopResultBuilder]: At program point L92-3(lines 87 95) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_main_~tmp~1 1) .cse4) (and .cse0 (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (not .cse1) .cse3 (not .cse2) .cse4))) [2021-10-13 01:14:58,259 INFO L853 garLoopResultBuilder]: At program point L92-4(lines 87 95) the Hoare annotation is: false [2021-10-13 01:14:58,259 INFO L853 garLoopResultBuilder]: At program point L92-5(lines 87 95) the Hoare annotation is: false [2021-10-13 01:14:58,259 INFO L853 garLoopResultBuilder]: At program point L92-6(lines 87 95) the Hoare annotation is: false [2021-10-13 01:14:58,259 INFO L853 garLoopResultBuilder]: At program point L92-7(lines 87 95) the Hoare annotation is: false [2021-10-13 01:14:58,260 INFO L853 garLoopResultBuilder]: At program point L92-8(lines 87 95) the Hoare annotation is: false [2021-10-13 01:14:58,260 INFO L853 garLoopResultBuilder]: At program point L92-9(lines 87 95) the Hoare annotation is: false [2021-10-13 01:14:58,260 INFO L853 garLoopResultBuilder]: At program point L92-10(lines 87 95) the Hoare annotation is: false [2021-10-13 01:14:58,260 INFO L853 garLoopResultBuilder]: At program point L92-11(lines 87 95) the Hoare annotation is: false [2021-10-13 01:14:58,260 INFO L857 garLoopResultBuilder]: For program point L192(line 192) no Hoare annotation was computed. [2021-10-13 01:14:58,260 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 01:14:58,261 INFO L857 garLoopResultBuilder]: For program point L788(lines 788 805) no Hoare annotation was computed. [2021-10-13 01:14:58,261 INFO L857 garLoopResultBuilder]: For program point L788-1(lines 788 805) no Hoare annotation was computed. [2021-10-13 01:14:58,261 INFO L857 garLoopResultBuilder]: For program point L722(lines 722 733) no Hoare annotation was computed. [2021-10-13 01:14:58,261 INFO L857 garLoopResultBuilder]: For program point L788-2(lines 788 805) no Hoare annotation was computed. [2021-10-13 01:14:58,261 INFO L857 garLoopResultBuilder]: For program point L788-3(lines 788 805) no Hoare annotation was computed. [2021-10-13 01:14:58,262 INFO L857 garLoopResultBuilder]: For program point L788-4(lines 788 805) no Hoare annotation was computed. [2021-10-13 01:14:58,262 INFO L857 garLoopResultBuilder]: For program point L788-5(lines 788 805) no Hoare annotation was computed. [2021-10-13 01:14:58,262 INFO L857 garLoopResultBuilder]: For program point L161(lines 161 174) no Hoare annotation was computed. [2021-10-13 01:14:58,262 INFO L853 garLoopResultBuilder]: At program point L161-1(lines 1 942) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_main_~tmp~1 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0) .cse3 .cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (and .cse0 .cse5 .cse6 (not .cse1) .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse2 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) .cse3))) [2021-10-13 01:14:58,262 INFO L857 garLoopResultBuilder]: For program point L161-2(lines 161 174) no Hoare annotation was computed. [2021-10-13 01:14:58,263 INFO L853 garLoopResultBuilder]: At program point L161-3(lines 1 942) the Hoare annotation is: false [2021-10-13 01:14:58,263 INFO L857 garLoopResultBuilder]: For program point L161-4(lines 161 174) no Hoare annotation was computed. [2021-10-13 01:14:58,263 INFO L853 garLoopResultBuilder]: At program point L161-5(lines 1 942) the Hoare annotation is: false [2021-10-13 01:14:58,263 INFO L853 garLoopResultBuilder]: At program point L756(lines 755 774) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-13 01:14:58,263 INFO L857 garLoopResultBuilder]: For program point L756-1(lines 756 762) no Hoare annotation was computed. [2021-10-13 01:14:58,263 INFO L853 garLoopResultBuilder]: At program point L756-2(lines 755 774) the Hoare annotation is: false [2021-10-13 01:14:58,264 INFO L853 garLoopResultBuilder]: At program point L756-3(lines 755 774) the Hoare annotation is: false [2021-10-13 01:14:58,264 INFO L857 garLoopResultBuilder]: For program point L195(lines 195 199) no Hoare annotation was computed. [2021-10-13 01:14:58,264 INFO L857 garLoopResultBuilder]: For program point L195-1(lines 756 762) no Hoare annotation was computed. [2021-10-13 01:14:58,264 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 01:14:58,264 INFO L857 garLoopResultBuilder]: For program point L792(lines 792 800) no Hoare annotation was computed. [2021-10-13 01:14:58,265 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 147) no Hoare annotation was computed. [2021-10-13 01:14:58,265 INFO L857 garLoopResultBuilder]: For program point L792-1(lines 792 800) no Hoare annotation was computed. [2021-10-13 01:14:58,265 INFO L857 garLoopResultBuilder]: For program point L792-2(lines 792 800) no Hoare annotation was computed. [2021-10-13 01:14:58,265 INFO L857 garLoopResultBuilder]: For program point L693(lines 692 737) no Hoare annotation was computed. [2021-10-13 01:14:58,265 INFO L857 garLoopResultBuilder]: For program point L792-3(lines 792 800) no Hoare annotation was computed. [2021-10-13 01:14:58,265 INFO L857 garLoopResultBuilder]: For program point L792-4(lines 792 800) no Hoare annotation was computed. [2021-10-13 01:14:58,266 INFO L857 garLoopResultBuilder]: For program point L792-5(lines 792 800) no Hoare annotation was computed. [2021-10-13 01:14:58,266 INFO L857 garLoopResultBuilder]: For program point L165(lines 165 171) no Hoare annotation was computed. [2021-10-13 01:14:58,266 INFO L857 garLoopResultBuilder]: For program point L132(lines 132 138) no Hoare annotation was computed. [2021-10-13 01:14:58,266 INFO L857 garLoopResultBuilder]: For program point L132-1(lines 132 138) no Hoare annotation was computed. [2021-10-13 01:14:58,266 INFO L857 garLoopResultBuilder]: For program point L165-2(lines 165 171) no Hoare annotation was computed. [2021-10-13 01:14:58,267 INFO L857 garLoopResultBuilder]: For program point L132-2(lines 132 138) no Hoare annotation was computed. [2021-10-13 01:14:58,267 INFO L857 garLoopResultBuilder]: For program point L132-3(lines 132 138) no Hoare annotation was computed. [2021-10-13 01:14:58,267 INFO L857 garLoopResultBuilder]: For program point L165-4(lines 165 171) no Hoare annotation was computed. [2021-10-13 01:14:58,267 INFO L857 garLoopResultBuilder]: For program point L132-4(lines 132 138) no Hoare annotation was computed. [2021-10-13 01:14:58,267 INFO L857 garLoopResultBuilder]: For program point L132-5(lines 132 138) no Hoare annotation was computed. [2021-10-13 01:14:58,267 INFO L857 garLoopResultBuilder]: For program point L694(lines 694 698) no Hoare annotation was computed. [2021-10-13 01:14:58,268 INFO L857 garLoopResultBuilder]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-10-13 01:14:58,268 INFO L857 garLoopResultBuilder]: For program point L728(lines 728 732) no Hoare annotation was computed. [2021-10-13 01:14:58,268 INFO L857 garLoopResultBuilder]: For program point L728-2(lines 756 762) no Hoare annotation was computed. [2021-10-13 01:14:58,272 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 01:14:58,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 01:14:58 BoogieIcfgContainer [2021-10-13 01:14:58,297 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 01:14:58,298 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 01:14:58,298 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 01:14:58,298 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 01:14:58,299 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:14:50" (3/4) ... [2021-10-13 01:14:58,323 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 01:14:58,353 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 01:14:58,354 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 01:14:58,356 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 01:14:58,357 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 01:14:58,358 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 01:14:58,360 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 01:14:58,361 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 01:14:58,388 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1 [2021-10-13 01:14:58,389 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-13 01:14:58,389 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && !(\result == 0)) && 1 == systemActive) && tmp == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && methaneLevelCritical == 0) && tmp == systemActive) && 1 == systemActive) [2021-10-13 01:14:58,390 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && !(\result == 0)) && 1 == systemActive) && tmp == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && methaneLevelCritical == 0) && tmp == systemActive) && 1 == systemActive) [2021-10-13 01:14:58,391 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-13 01:14:58,392 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-13 01:14:58,393 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 == systemActive) || (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) [2021-10-13 01:14:58,395 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == systemActive) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && \result == 1) [2021-10-13 01:14:58,395 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) [2021-10-13 01:14:58,396 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && !(\result == 0)) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) [2021-10-13 01:14:58,397 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-13 01:14:58,401 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && \result == 0) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0) [2021-10-13 01:14:58,406 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-13 01:14:58,409 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-13 01:14:58,411 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) [2021-10-13 01:14:58,412 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-13 01:14:58,412 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) [2021-10-13 01:14:58,413 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-13 01:14:58,413 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-13 01:14:58,487 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96abe24c-f39d-4ce1-8e09-7d07a56103c8/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 01:14:58,487 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 01:14:58,489 INFO L168 Benchmark]: Toolchain (without parser) took 10432.83 ms. Allocated memory was 104.9 MB in the beginning and 205.5 MB in the end (delta: 100.7 MB). Free memory was 74.7 MB in the beginning and 146.2 MB in the end (delta: -71.6 MB). Peak memory consumption was 30.0 MB. Max. memory is 16.1 GB. [2021-10-13 01:14:58,490 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 104.9 MB. Free memory is still 59.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 01:14:58,490 INFO L168 Benchmark]: CACSL2BoogieTranslator took 629.50 ms. Allocated memory was 104.9 MB in the beginning and 148.9 MB in the end (delta: 44.0 MB). Free memory was 74.7 MB in the beginning and 116.3 MB in the end (delta: -41.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 01:14:58,490 INFO L168 Benchmark]: Boogie Procedure Inliner took 130.11 ms. Allocated memory is still 148.9 MB. Free memory was 116.3 MB in the beginning and 112.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 01:14:58,491 INFO L168 Benchmark]: Boogie Preprocessor took 64.04 ms. Allocated memory is still 148.9 MB. Free memory was 112.3 MB in the beginning and 109.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 01:14:58,491 INFO L168 Benchmark]: RCFGBuilder took 1171.61 ms. Allocated memory is still 148.9 MB. Free memory was 109.2 MB in the beginning and 102.2 MB in the end (delta: 7.0 MB). Peak memory consumption was 31.2 MB. Max. memory is 16.1 GB. [2021-10-13 01:14:58,491 INFO L168 Benchmark]: TraceAbstraction took 8225.87 ms. Allocated memory was 148.9 MB in the beginning and 205.5 MB in the end (delta: 56.6 MB). Free memory was 102.2 MB in the beginning and 157.8 MB in the end (delta: -55.6 MB). Peak memory consumption was 102.4 MB. Max. memory is 16.1 GB. [2021-10-13 01:14:58,492 INFO L168 Benchmark]: Witness Printer took 189.60 ms. Allocated memory is still 205.5 MB. Free memory was 157.8 MB in the beginning and 146.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 01:14:58,494 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 104.9 MB. Free memory is still 59.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 629.50 ms. Allocated memory was 104.9 MB in the beginning and 148.9 MB in the end (delta: 44.0 MB). Free memory was 74.7 MB in the beginning and 116.3 MB in the end (delta: -41.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 130.11 ms. Allocated memory is still 148.9 MB. Free memory was 116.3 MB in the beginning and 112.3 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 64.04 ms. Allocated memory is still 148.9 MB. Free memory was 112.3 MB in the beginning and 109.2 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1171.61 ms. Allocated memory is still 148.9 MB. Free memory was 109.2 MB in the beginning and 102.2 MB in the end (delta: 7.0 MB). Peak memory consumption was 31.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 8225.87 ms. Allocated memory was 148.9 MB in the beginning and 205.5 MB in the end (delta: 56.6 MB). Free memory was 102.2 MB in the beginning and 157.8 MB in the end (delta: -55.6 MB). Peak memory consumption was 102.4 MB. Max. memory is 16.1 GB. * Witness Printer took 189.60 ms. Allocated memory is still 205.5 MB. Free memory was 157.8 MB in the beginning and 146.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 147]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 147]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 147]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 129 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 8124.4ms, OverallIterations: 11, TraceHistogramMax: 2, EmptinessCheckTime: 30.4ms, AutomataDifference: 1933.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 4381.1ms, InitialAbstractionConstructionTime: 14.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1289 SDtfs, 2159 SDslu, 2266 SDs, 0 SdLazy, 383 SolverSat, 77 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 738.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 121 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 562.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=248occurred in iteration=9, InterpolantAutomatonStates: 80, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 247.3ms AutomataMinimizationTime, 11 MinimizatonAttempts, 1139 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 54 LocationsWithAnnotation, 54 PreInvPairs, 241 NumberOfFragments, 643 HoareAnnotationTreeSize, 54 FomulaSimplifications, 1505711 FormulaSimplificationTreeSizeReduction, 1599.7ms HoareSimplificationTime, 54 FomulaSimplificationsInter, 136238 FormulaSimplificationTreeSizeReductionInter, 2762.1ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 72.7ms SsaConstructionTime, 393.4ms SatisfiabilityAnalysisTime, 771.8ms InterpolantComputationTime, 331 NumberOfCodeBlocks, 331 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 320 ConstructedInterpolants, 0 QuantifiedInterpolants, 643 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 14/14 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 == systemActive) || (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && !(\result == 0)) && 1 == systemActive) && tmp == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && methaneLevelCritical == 0) && tmp == systemActive) && 1 == systemActive) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 755]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && !(\result == 0)) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && \result == 0) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0) - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && !(\result == 0)) && 1 == systemActive) && tmp == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && methaneLevelCritical == 0) && tmp == systemActive) && 1 == systemActive) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == systemActive) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && \result == 1) - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 755]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 755]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1 RESULT: Ultimate proved your program to be correct! [2021-10-13 01:14:58,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96abe24c-f39d-4ce1-8e09-7d07a56103c8/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...