./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe0ebca-52bc-4946-ba2b-4574d0e8244a/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe0ebca-52bc-4946-ba2b-4574d0e8244a/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe0ebca-52bc-4946-ba2b-4574d0e8244a/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe0ebca-52bc-4946-ba2b-4574d0e8244a/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe0ebca-52bc-4946-ba2b-4574d0e8244a/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe0ebca-52bc-4946-ba2b-4574d0e8244a/bin/uautomizer-j4sWxH34Be --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 458689bcd0930e2b07a61b7490d83be8ce4e59412b26a60581bf78c492ee412e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:28:07,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:28:07,598 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:28:07,648 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:28:07,649 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:28:07,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:28:07,653 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:28:07,657 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:28:07,663 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:28:07,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:28:07,669 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:28:07,673 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:28:07,675 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:28:07,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:28:07,683 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:28:07,690 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:28:07,694 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:28:07,703 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:28:07,707 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:28:07,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:28:07,720 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:28:07,722 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:28:07,724 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:28:07,726 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:28:07,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:28:07,731 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:28:07,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:28:07,733 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:28:07,734 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:28:07,736 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:28:07,736 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:28:07,738 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:28:07,739 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:28:07,740 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:28:07,742 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:28:07,743 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:28:07,744 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:28:07,745 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:28:07,745 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:28:07,747 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:28:07,748 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:28:07,749 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe0ebca-52bc-4946-ba2b-4574d0e8244a/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 19:28:07,785 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:28:07,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:28:07,786 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:28:07,787 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:28:07,789 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:28:07,789 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:28:07,790 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:28:07,790 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:28:07,791 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:28:07,791 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:28:07,792 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:28:07,792 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:28:07,793 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:28:07,794 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:28:07,794 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:28:07,795 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:28:07,795 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:28:07,796 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:28:07,796 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:28:07,797 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:28:07,797 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:28:07,798 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:28:07,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:28:07,799 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:28:07,799 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:28:07,799 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:28:07,800 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:28:07,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:28:07,800 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 19:28:07,801 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 19:28:07,801 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:28:07,801 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:28:07,802 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_5fe0ebca-52bc-4946-ba2b-4574d0e8244a/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe0ebca-52bc-4946-ba2b-4574d0e8244a/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 458689bcd0930e2b07a61b7490d83be8ce4e59412b26a60581bf78c492ee412e [2021-10-21 19:28:08,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:28:08,139 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:28:08,143 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:28:08,145 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:28:08,146 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:28:08,147 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe0ebca-52bc-4946-ba2b-4574d0e8244a/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c [2021-10-21 19:28:08,269 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe0ebca-52bc-4946-ba2b-4574d0e8244a/bin/uautomizer-j4sWxH34Be/data/cad407500/0ed573f764a84662aed9e742bfa170bc/FLAG9feabd813 [2021-10-21 19:28:08,963 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:28:08,964 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe0ebca-52bc-4946-ba2b-4574d0e8244a/sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c [2021-10-21 19:28:08,981 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe0ebca-52bc-4946-ba2b-4574d0e8244a/bin/uautomizer-j4sWxH34Be/data/cad407500/0ed573f764a84662aed9e742bfa170bc/FLAG9feabd813 [2021-10-21 19:28:09,223 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe0ebca-52bc-4946-ba2b-4574d0e8244a/bin/uautomizer-j4sWxH34Be/data/cad407500/0ed573f764a84662aed9e742bfa170bc [2021-10-21 19:28:09,226 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:28:09,228 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:28:09,237 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:28:09,238 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:28:09,242 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:28:09,243 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:28:09" (1/1) ... [2021-10-21 19:28:09,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51ca9c28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:09, skipping insertion in model container [2021-10-21 19:28:09,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:28:09" (1/1) ... [2021-10-21 19:28:09,254 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:28:09,309 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:28:09,665 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_5fe0ebca-52bc-4946-ba2b-4574d0e8244a/sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c[18431,18444] [2021-10-21 19:28:09,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:28:09,681 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:28:09,800 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_5fe0ebca-52bc-4946-ba2b-4574d0e8244a/sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c[18431,18444] [2021-10-21 19:28:09,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:28:09,839 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:28:09,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:09 WrapperNode [2021-10-21 19:28:09,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:28:09,842 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:28:09,843 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:28:09,843 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:28:09,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:09" (1/1) ... [2021-10-21 19:28:09,885 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:09" (1/1) ... [2021-10-21 19:28:09,980 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:28:09,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:28:09,981 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:28:09,982 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:28:09,992 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:09" (1/1) ... [2021-10-21 19:28:09,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:09" (1/1) ... [2021-10-21 19:28:10,000 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:09" (1/1) ... [2021-10-21 19:28:10,001 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:09" (1/1) ... [2021-10-21 19:28:10,018 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:09" (1/1) ... [2021-10-21 19:28:10,029 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:09" (1/1) ... [2021-10-21 19:28:10,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:09" (1/1) ... [2021-10-21 19:28:10,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:28:10,058 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:28:10,059 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:28:10,059 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:28:10,060 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:09" (1/1) ... [2021-10-21 19:28:10,073 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:28:10,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe0ebca-52bc-4946-ba2b-4574d0e8244a/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:28:10,105 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe0ebca-52bc-4946-ba2b-4574d0e8244a/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 19:28:10,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe0ebca-52bc-4946-ba2b-4574d0e8244a/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 19:28:10,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:28:10,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 19:28:10,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:28:10,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:28:11,495 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:28:11,496 INFO L299 CfgBuilder]: Removed 200 assume(true) statements. [2021-10-21 19:28:11,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:28:11 BoogieIcfgContainer [2021-10-21 19:28:11,499 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:28:11,502 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 19:28:11,502 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 19:28:11,506 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 19:28:11,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 07:28:09" (1/3) ... [2021-10-21 19:28:11,508 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@562372f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:28:11, skipping insertion in model container [2021-10-21 19:28:11,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:28:09" (2/3) ... [2021-10-21 19:28:11,509 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@562372f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:28:11, skipping insertion in model container [2021-10-21 19:28:11,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:28:11" (3/3) ... [2021-10-21 19:28:11,512 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product46.cil.c [2021-10-21 19:28:11,522 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 19:28:11,524 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-21 19:28:11,651 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 19:28:11,667 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, 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 [2021-10-21 19:28:11,667 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-21 19:28:11,700 INFO L276 IsEmpty]: Start isEmpty. Operand has 135 states, 131 states have (on average 1.534351145038168) internal successors, (201), 134 states have internal predecessors, (201), 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) [2021-10-21 19:28:11,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-21 19:28:11,707 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:28:11,708 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:28:11,709 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:28:11,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:28:11,714 INFO L82 PathProgramCache]: Analyzing trace with hash 1532365727, now seen corresponding path program 1 times [2021-10-21 19:28:11,723 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:28:11,723 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742032411] [2021-10-21 19:28:11,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:28:11,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:28:11,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:28:12,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:28:12,036 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:28:12,036 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742032411] [2021-10-21 19:28:12,037 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [742032411] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:28:12,038 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:28:12,038 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 19:28:12,051 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032592897] [2021-10-21 19:28:12,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-21 19:28:12,070 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:28:12,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-21 19:28:12,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 19:28:12,101 INFO L87 Difference]: Start difference. First operand has 135 states, 131 states have (on average 1.534351145038168) internal successors, (201), 134 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:28:12,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:28:12,177 INFO L93 Difference]: Finished difference Result 264 states and 395 transitions. [2021-10-21 19:28:12,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-21 19:28:12,179 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-21 19:28:12,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:28:12,192 INFO L225 Difference]: With dead ends: 264 [2021-10-21 19:28:12,192 INFO L226 Difference]: Without dead ends: 131 [2021-10-21 19:28:12,196 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 [2021-10-21 19:28:12,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-10-21 19:28:12,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2021-10-21 19:28:12,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 128 states have (on average 1.4765625) internal successors, (189), 130 states have internal predecessors, (189), 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) [2021-10-21 19:28:12,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 189 transitions. [2021-10-21 19:28:12,254 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 189 transitions. Word has length 18 [2021-10-21 19:28:12,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:28:12,254 INFO L470 AbstractCegarLoop]: Abstraction has 131 states and 189 transitions. [2021-10-21 19:28:12,255 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:28:12,255 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 189 transitions. [2021-10-21 19:28:12,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-21 19:28:12,257 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:28:12,257 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:28:12,258 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-21 19:28:12,258 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:28:12,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:28:12,259 INFO L82 PathProgramCache]: Analyzing trace with hash -70818645, now seen corresponding path program 1 times [2021-10-21 19:28:12,260 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:28:12,260 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829869505] [2021-10-21 19:28:12,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:28:12,261 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:28:12,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:28:12,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:28:12,482 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:28:12,483 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829869505] [2021-10-21 19:28:12,483 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829869505] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:28:12,483 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:28:12,483 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:28:12,483 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376889071] [2021-10-21 19:28:12,485 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:28:12,485 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:28:12,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:28:12,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:28:12,487 INFO L87 Difference]: Start difference. First operand 131 states and 189 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:28:12,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:28:12,502 INFO L93 Difference]: Finished difference Result 131 states and 189 transitions. [2021-10-21 19:28:12,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:28:12,503 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-21 19:28:12,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:28:12,505 INFO L225 Difference]: With dead ends: 131 [2021-10-21 19:28:12,505 INFO L226 Difference]: Without dead ends: 53 [2021-10-21 19:28:12,507 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:28:12,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-10-21 19:28:12,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-10-21 19:28:12,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 52 states have (on average 1.4615384615384615) internal successors, (76), 52 states have internal predecessors, (76), 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) [2021-10-21 19:28:12,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2021-10-21 19:28:12,515 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 19 [2021-10-21 19:28:12,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:28:12,516 INFO L470 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2021-10-21 19:28:12,516 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:28:12,517 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2021-10-21 19:28:12,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-21 19:28:12,518 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:28:12,518 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] [2021-10-21 19:28:12,519 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-21 19:28:12,519 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:28:12,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:28:12,520 INFO L82 PathProgramCache]: Analyzing trace with hash 1705695964, now seen corresponding path program 1 times [2021-10-21 19:28:12,521 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:28:12,521 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754776882] [2021-10-21 19:28:12,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:28:12,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:28:12,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:28:12,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:28:12,632 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:28:12,632 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754776882] [2021-10-21 19:28:12,632 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754776882] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:28:12,633 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:28:12,633 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:28:12,633 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400665658] [2021-10-21 19:28:12,634 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:28:12,634 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:28:12,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:28:12,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:28:12,636 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 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) [2021-10-21 19:28:12,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:28:12,716 INFO L93 Difference]: Finished difference Result 100 states and 146 transitions. [2021-10-21 19:28:12,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 19:28:12,722 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 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 [2021-10-21 19:28:12,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:28:12,725 INFO L225 Difference]: With dead ends: 100 [2021-10-21 19:28:12,726 INFO L226 Difference]: Without dead ends: 53 [2021-10-21 19:28:12,728 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 35.5ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:28:12,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-10-21 19:28:12,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-10-21 19:28:12,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 52 states have (on average 1.4423076923076923) internal successors, (75), 52 states have internal predecessors, (75), 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) [2021-10-21 19:28:12,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2021-10-21 19:28:12,747 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 24 [2021-10-21 19:28:12,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:28:12,748 INFO L470 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2021-10-21 19:28:12,748 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 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) [2021-10-21 19:28:12,748 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2021-10-21 19:28:12,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-21 19:28:12,750 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:28:12,750 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:28:12,750 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-21 19:28:12,751 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:28:12,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:28:12,752 INFO L82 PathProgramCache]: Analyzing trace with hash -1939313638, now seen corresponding path program 1 times [2021-10-21 19:28:12,752 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:28:12,754 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546656303] [2021-10-21 19:28:12,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:28:12,755 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:28:12,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:28:12,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:28:12,901 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:28:12,901 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546656303] [2021-10-21 19:28:12,906 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546656303] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:28:12,908 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:28:12,909 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 19:28:12,909 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408596153] [2021-10-21 19:28:12,910 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 19:28:12,911 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:28:12,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 19:28:12,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:28:12,914 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 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) [2021-10-21 19:28:12,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:28:12,979 INFO L93 Difference]: Finished difference Result 123 states and 177 transitions. [2021-10-21 19:28:12,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 19:28:12,980 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-21 19:28:12,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:28:12,985 INFO L225 Difference]: With dead ends: 123 [2021-10-21 19:28:12,985 INFO L226 Difference]: Without dead ends: 76 [2021-10-21 19:28:12,986 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 19:28:12,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2021-10-21 19:28:12,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 74. [2021-10-21 19:28:12,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 73 states have (on average 1.4246575342465753) internal successors, (104), 73 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:28:12,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 104 transitions. [2021-10-21 19:28:13,012 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 104 transitions. Word has length 26 [2021-10-21 19:28:13,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:28:13,013 INFO L470 AbstractCegarLoop]: Abstraction has 74 states and 104 transitions. [2021-10-21 19:28:13,014 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 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) [2021-10-21 19:28:13,014 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 104 transitions. [2021-10-21 19:28:13,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-21 19:28:13,017 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:28:13,017 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] [2021-10-21 19:28:13,017 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-21 19:28:13,018 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:28:13,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:28:13,019 INFO L82 PathProgramCache]: Analyzing trace with hash -501882354, now seen corresponding path program 1 times [2021-10-21 19:28:13,019 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:28:13,019 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052112972] [2021-10-21 19:28:13,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:28:13,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:28:13,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:28:13,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:28:13,143 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:28:13,143 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052112972] [2021-10-21 19:28:13,144 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052112972] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:28:13,144 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:28:13,144 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 19:28:13,144 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784074461] [2021-10-21 19:28:13,145 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:28:13,145 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:28:13,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:28:13,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:28:13,147 INFO L87 Difference]: Start difference. First operand 74 states and 104 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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) [2021-10-21 19:28:13,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:28:13,311 INFO L93 Difference]: Finished difference Result 373 states and 541 transitions. [2021-10-21 19:28:13,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-21 19:28:13,312 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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 32 [2021-10-21 19:28:13,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:28:13,318 INFO L225 Difference]: With dead ends: 373 [2021-10-21 19:28:13,318 INFO L226 Difference]: Without dead ends: 305 [2021-10-21 19:28:13,319 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 37.6ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-21 19:28:13,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2021-10-21 19:28:13,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 121. [2021-10-21 19:28:13,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 120 states have (on average 1.3916666666666666) internal successors, (167), 120 states have internal predecessors, (167), 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) [2021-10-21 19:28:13,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 167 transitions. [2021-10-21 19:28:13,361 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 167 transitions. Word has length 32 [2021-10-21 19:28:13,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:28:13,363 INFO L470 AbstractCegarLoop]: Abstraction has 121 states and 167 transitions. [2021-10-21 19:28:13,363 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 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) [2021-10-21 19:28:13,363 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 167 transitions. [2021-10-21 19:28:13,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-21 19:28:13,366 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:28:13,367 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] [2021-10-21 19:28:13,367 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-21 19:28:13,367 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:28:13,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:28:13,368 INFO L82 PathProgramCache]: Analyzing trace with hash -1572928884, now seen corresponding path program 1 times [2021-10-21 19:28:13,369 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:28:13,369 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904860616] [2021-10-21 19:28:13,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:28:13,370 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:28:13,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:28:13,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:28:13,470 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:28:13,471 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904860616] [2021-10-21 19:28:13,471 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904860616] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:28:13,471 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:28:13,471 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 19:28:13,472 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971532522] [2021-10-21 19:28:13,472 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 19:28:13,472 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:28:13,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 19:28:13,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 19:28:13,474 INFO L87 Difference]: Start difference. First operand 121 states and 167 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 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) [2021-10-21 19:28:13,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:28:13,678 INFO L93 Difference]: Finished difference Result 250 states and 352 transitions. [2021-10-21 19:28:13,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-21 19:28:13,679 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-21 19:28:13,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:28:13,681 INFO L225 Difference]: With dead ends: 250 [2021-10-21 19:28:13,681 INFO L226 Difference]: Without dead ends: 182 [2021-10-21 19:28:13,682 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.6ms TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 19:28:13,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2021-10-21 19:28:13,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 179. [2021-10-21 19:28:13,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 178 states have (on average 1.3932584269662922) internal successors, (248), 178 states have internal predecessors, (248), 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) [2021-10-21 19:28:13,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 248 transitions. [2021-10-21 19:28:13,709 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 248 transitions. Word has length 33 [2021-10-21 19:28:13,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:28:13,710 INFO L470 AbstractCegarLoop]: Abstraction has 179 states and 248 transitions. [2021-10-21 19:28:13,710 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 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) [2021-10-21 19:28:13,710 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 248 transitions. [2021-10-21 19:28:13,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-21 19:28:13,712 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:28:13,712 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] [2021-10-21 19:28:13,712 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-21 19:28:13,713 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:28:13,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:28:13,714 INFO L82 PathProgramCache]: Analyzing trace with hash 1710921162, now seen corresponding path program 1 times [2021-10-21 19:28:13,714 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:28:13,714 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792005286] [2021-10-21 19:28:13,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:28:13,715 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:28:13,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:28:13,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:28:13,789 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:28:13,789 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792005286] [2021-10-21 19:28:13,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [792005286] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:28:13,790 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:28:13,790 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 19:28:13,791 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031036213] [2021-10-21 19:28:13,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 19:28:13,791 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:28:13,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 19:28:13,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 19:28:13,792 INFO L87 Difference]: Start difference. First operand 179 states and 248 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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) [2021-10-21 19:28:13,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:28:13,894 INFO L93 Difference]: Finished difference Result 497 states and 700 transitions. [2021-10-21 19:28:13,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 19:28:13,895 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-21 19:28:13,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:28:13,901 INFO L225 Difference]: With dead ends: 497 [2021-10-21 19:28:13,901 INFO L226 Difference]: Without dead ends: 370 [2021-10-21 19:28:13,904 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.0ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:28:13,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2021-10-21 19:28:13,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 179. [2021-10-21 19:28:13,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 178 states have (on average 1.3820224719101124) internal successors, (246), 178 states have internal predecessors, (246), 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) [2021-10-21 19:28:13,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 246 transitions. [2021-10-21 19:28:13,946 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 246 transitions. Word has length 33 [2021-10-21 19:28:13,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:28:13,946 INFO L470 AbstractCegarLoop]: Abstraction has 179 states and 246 transitions. [2021-10-21 19:28:13,946 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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) [2021-10-21 19:28:13,947 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 246 transitions. [2021-10-21 19:28:13,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-21 19:28:13,953 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:28:13,953 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] [2021-10-21 19:28:13,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-21 19:28:13,954 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:28:13,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:28:13,955 INFO L82 PathProgramCache]: Analyzing trace with hash 1969086600, now seen corresponding path program 1 times [2021-10-21 19:28:13,955 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:28:13,955 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350213450] [2021-10-21 19:28:13,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:28:13,957 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:28:13,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:28:14,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:28:14,080 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:28:14,080 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350213450] [2021-10-21 19:28:14,080 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350213450] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:28:14,081 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:28:14,081 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-21 19:28:14,081 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317630103] [2021-10-21 19:28:14,081 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-21 19:28:14,082 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:28:14,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-21 19:28:14,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:28:14,084 INFO L87 Difference]: Start difference. First operand 179 states and 246 transitions. Second operand has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 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) [2021-10-21 19:28:14,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:28:14,255 INFO L93 Difference]: Finished difference Result 624 states and 874 transitions. [2021-10-21 19:28:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-21 19:28:14,256 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-21 19:28:14,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:28:14,261 INFO L225 Difference]: With dead ends: 624 [2021-10-21 19:28:14,261 INFO L226 Difference]: Without dead ends: 451 [2021-10-21 19:28:14,263 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 73.4ms TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-10-21 19:28:14,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2021-10-21 19:28:14,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 188. [2021-10-21 19:28:14,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188 states, 187 states have (on average 1.3529411764705883) internal successors, (253), 187 states have internal predecessors, (253), 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) [2021-10-21 19:28:14,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 253 transitions. [2021-10-21 19:28:14,314 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 253 transitions. Word has length 33 [2021-10-21 19:28:14,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:28:14,315 INFO L470 AbstractCegarLoop]: Abstraction has 188 states and 253 transitions. [2021-10-21 19:28:14,315 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 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) [2021-10-21 19:28:14,315 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 253 transitions. [2021-10-21 19:28:14,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-21 19:28:14,319 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:28:14,319 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:28:14,319 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-21 19:28:14,320 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:28:14,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:28:14,321 INFO L82 PathProgramCache]: Analyzing trace with hash -558169663, now seen corresponding path program 1 times [2021-10-21 19:28:14,321 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:28:14,321 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735814728] [2021-10-21 19:28:14,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:28:14,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:28:14,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:28:14,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:28:14,436 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:28:14,437 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735814728] [2021-10-21 19:28:14,437 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735814728] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:28:14,437 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:28:14,437 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:28:14,438 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213931920] [2021-10-21 19:28:14,438 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-21 19:28:14,439 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:28:14,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-21 19:28:14,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-21 19:28:14,444 INFO L87 Difference]: Start difference. First operand 188 states and 253 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 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) [2021-10-21 19:28:14,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:28:14,825 INFO L93 Difference]: Finished difference Result 1177 states and 1553 transitions. [2021-10-21 19:28:14,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-21 19:28:14,826 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 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 36 [2021-10-21 19:28:14,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:28:14,834 INFO L225 Difference]: With dead ends: 1177 [2021-10-21 19:28:14,834 INFO L226 Difference]: Without dead ends: 995 [2021-10-21 19:28:14,835 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 111.6ms TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-10-21 19:28:14,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 995 states. [2021-10-21 19:28:14,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 995 to 356. [2021-10-21 19:28:14,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 356 states, 355 states have (on average 1.3295774647887324) internal successors, (472), 355 states have internal predecessors, (472), 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) [2021-10-21 19:28:14,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 472 transitions. [2021-10-21 19:28:14,909 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 472 transitions. Word has length 36 [2021-10-21 19:28:14,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:28:14,909 INFO L470 AbstractCegarLoop]: Abstraction has 356 states and 472 transitions. [2021-10-21 19:28:14,909 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 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) [2021-10-21 19:28:14,910 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 472 transitions. [2021-10-21 19:28:14,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-21 19:28:14,911 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:28:14,911 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:28:14,911 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-21 19:28:14,912 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:28:14,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:28:14,913 INFO L82 PathProgramCache]: Analyzing trace with hash 121888707, now seen corresponding path program 1 times [2021-10-21 19:28:14,913 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:28:14,913 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152341657] [2021-10-21 19:28:14,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:28:14,914 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:28:14,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:28:14,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:28:14,996 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:28:14,997 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152341657] [2021-10-21 19:28:14,997 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152341657] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:28:14,997 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:28:14,997 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:28:14,998 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324132231] [2021-10-21 19:28:14,998 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:28:14,998 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:28:14,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:28:14,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:28:15,000 INFO L87 Difference]: Start difference. First operand 356 states and 472 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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) [2021-10-21 19:28:15,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:28:15,316 INFO L93 Difference]: Finished difference Result 930 states and 1259 transitions. [2021-10-21 19:28:15,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-21 19:28:15,317 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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 36 [2021-10-21 19:28:15,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:28:15,321 INFO L225 Difference]: With dead ends: 930 [2021-10-21 19:28:15,322 INFO L226 Difference]: Without dead ends: 580 [2021-10-21 19:28:15,323 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 32.2ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-21 19:28:15,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2021-10-21 19:28:15,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 302. [2021-10-21 19:28:15,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 302 states, 301 states have (on average 1.2923588039867109) internal successors, (389), 301 states have internal predecessors, (389), 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) [2021-10-21 19:28:15,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 389 transitions. [2021-10-21 19:28:15,396 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 389 transitions. Word has length 36 [2021-10-21 19:28:15,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:28:15,397 INFO L470 AbstractCegarLoop]: Abstraction has 302 states and 389 transitions. [2021-10-21 19:28:15,397 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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) [2021-10-21 19:28:15,397 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 389 transitions. [2021-10-21 19:28:15,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-21 19:28:15,397 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:28:15,398 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:28:15,400 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-21 19:28:15,401 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:28:15,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:28:15,401 INFO L82 PathProgramCache]: Analyzing trace with hash -613249401, now seen corresponding path program 1 times [2021-10-21 19:28:15,402 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:28:15,404 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460054852] [2021-10-21 19:28:15,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:28:15,405 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:28:15,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:28:15,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:28:15,514 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:28:15,514 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460054852] [2021-10-21 19:28:15,514 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460054852] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:28:15,515 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:28:15,515 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-21 19:28:15,515 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727722030] [2021-10-21 19:28:15,516 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-21 19:28:15,516 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:28:15,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-21 19:28:15,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:28:15,519 INFO L87 Difference]: Start difference. First operand 302 states and 389 transitions. Second operand has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:28:15,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:28:15,891 INFO L93 Difference]: Finished difference Result 889 states and 1138 transitions. [2021-10-21 19:28:15,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-21 19:28:15,892 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-10-21 19:28:15,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:28:15,898 INFO L225 Difference]: With dead ends: 889 [2021-10-21 19:28:15,898 INFO L226 Difference]: Without dead ends: 593 [2021-10-21 19:28:15,900 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 115.3ms TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2021-10-21 19:28:15,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states. [2021-10-21 19:28:15,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 282. [2021-10-21 19:28:15,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 281 states have (on average 1.2526690391459074) internal successors, (352), 281 states have internal predecessors, (352), 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) [2021-10-21 19:28:15,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 352 transitions. [2021-10-21 19:28:15,951 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 352 transitions. Word has length 37 [2021-10-21 19:28:15,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:28:15,952 INFO L470 AbstractCegarLoop]: Abstraction has 282 states and 352 transitions. [2021-10-21 19:28:15,952 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:28:15,952 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 352 transitions. [2021-10-21 19:28:15,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-21 19:28:15,954 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:28:15,955 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:28:15,955 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-21 19:28:15,955 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:28:15,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:28:15,956 INFO L82 PathProgramCache]: Analyzing trace with hash -1278493487, now seen corresponding path program 1 times [2021-10-21 19:28:15,956 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:28:15,956 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729809094] [2021-10-21 19:28:15,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:28:15,957 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:28:15,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:28:16,054 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-21 19:28:16,055 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:28:16,055 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729809094] [2021-10-21 19:28:16,055 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729809094] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:28:16,055 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:28:16,056 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:28:16,056 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78418291] [2021-10-21 19:28:16,056 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:28:16,057 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:28:16,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:28:16,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:28:16,058 INFO L87 Difference]: Start difference. First operand 282 states and 352 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:28:16,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:28:16,164 INFO L93 Difference]: Finished difference Result 653 states and 819 transitions. [2021-10-21 19:28:16,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 19:28:16,165 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 53 [2021-10-21 19:28:16,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:28:16,169 INFO L225 Difference]: With dead ends: 653 [2021-10-21 19:28:16,169 INFO L226 Difference]: Without dead ends: 377 [2021-10-21 19:28:16,170 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.3ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 19:28:16,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2021-10-21 19:28:16,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 282. [2021-10-21 19:28:16,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 281 states have (on average 1.2384341637010676) internal successors, (348), 281 states have internal predecessors, (348), 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) [2021-10-21 19:28:16,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 348 transitions. [2021-10-21 19:28:16,220 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 348 transitions. Word has length 53 [2021-10-21 19:28:16,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:28:16,221 INFO L470 AbstractCegarLoop]: Abstraction has 282 states and 348 transitions. [2021-10-21 19:28:16,222 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:28:16,223 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 348 transitions. [2021-10-21 19:28:16,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-21 19:28:16,224 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:28:16,225 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:28:16,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-21 19:28:16,225 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:28:16,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:28:16,226 INFO L82 PathProgramCache]: Analyzing trace with hash -1350880045, now seen corresponding path program 1 times [2021-10-21 19:28:16,226 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:28:16,226 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65948216] [2021-10-21 19:28:16,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:28:16,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:28:16,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:28:16,318 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-21 19:28:16,318 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:28:16,318 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65948216] [2021-10-21 19:28:16,319 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65948216] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:28:16,319 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:28:16,319 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 19:28:16,319 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899752581] [2021-10-21 19:28:16,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 19:28:16,322 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:28:16,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 19:28:16,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 19:28:16,323 INFO L87 Difference]: Start difference. First operand 282 states and 348 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:28:16,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:28:16,398 INFO L93 Difference]: Finished difference Result 600 states and 751 transitions. [2021-10-21 19:28:16,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-21 19:28:16,399 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 53 [2021-10-21 19:28:16,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:28:16,402 INFO L225 Difference]: With dead ends: 600 [2021-10-21 19:28:16,402 INFO L226 Difference]: Without dead ends: 324 [2021-10-21 19:28:16,403 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.6ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:28:16,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2021-10-21 19:28:16,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 240. [2021-10-21 19:28:16,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 239 states have (on average 1.2426778242677825) internal successors, (297), 239 states have internal predecessors, (297), 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) [2021-10-21 19:28:16,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 297 transitions. [2021-10-21 19:28:16,447 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 297 transitions. Word has length 53 [2021-10-21 19:28:16,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:28:16,448 INFO L470 AbstractCegarLoop]: Abstraction has 240 states and 297 transitions. [2021-10-21 19:28:16,448 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:28:16,448 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 297 transitions. [2021-10-21 19:28:16,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-21 19:28:16,449 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:28:16,449 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:28:16,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-21 19:28:16,450 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:28:16,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:28:16,451 INFO L82 PathProgramCache]: Analyzing trace with hash -1916178793, now seen corresponding path program 1 times [2021-10-21 19:28:16,451 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:28:16,451 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500573987] [2021-10-21 19:28:16,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:28:16,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:28:16,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:28:16,518 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:28:16,518 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:28:16,518 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500573987] [2021-10-21 19:28:16,519 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500573987] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:28:16,519 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:28:16,519 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 19:28:16,519 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528935513] [2021-10-21 19:28:16,520 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:28:16,520 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:28:16,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:28:16,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:28:16,521 INFO L87 Difference]: Start difference. First operand 240 states and 297 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 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) [2021-10-21 19:28:16,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:28:16,685 INFO L93 Difference]: Finished difference Result 612 states and 756 transitions. [2021-10-21 19:28:16,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-21 19:28:16,686 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 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 [2021-10-21 19:28:16,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:28:16,690 INFO L225 Difference]: With dead ends: 612 [2021-10-21 19:28:16,690 INFO L226 Difference]: Without dead ends: 378 [2021-10-21 19:28:16,691 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 40.7ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-21 19:28:16,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2021-10-21 19:28:16,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 240. [2021-10-21 19:28:16,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 239 states have (on average 1.2259414225941423) internal successors, (293), 239 states have internal predecessors, (293), 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) [2021-10-21 19:28:16,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 293 transitions. [2021-10-21 19:28:16,743 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 293 transitions. Word has length 54 [2021-10-21 19:28:16,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:28:16,744 INFO L470 AbstractCegarLoop]: Abstraction has 240 states and 293 transitions. [2021-10-21 19:28:16,744 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 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) [2021-10-21 19:28:16,745 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 293 transitions. [2021-10-21 19:28:16,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-21 19:28:16,746 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:28:16,746 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:28:16,747 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-21 19:28:16,747 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:28:16,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:28:16,748 INFO L82 PathProgramCache]: Analyzing trace with hash 1094031012, now seen corresponding path program 1 times [2021-10-21 19:28:16,748 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:28:16,748 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118787241] [2021-10-21 19:28:16,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:28:16,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:28:16,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:28:16,835 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-21 19:28:16,836 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:28:16,836 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118787241] [2021-10-21 19:28:16,836 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118787241] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:28:16,836 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:28:16,837 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:28:16,837 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714154736] [2021-10-21 19:28:16,837 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-21 19:28:16,837 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:28:16,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-21 19:28:16,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-21 19:28:16,839 INFO L87 Difference]: Start difference. First operand 240 states and 293 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 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) [2021-10-21 19:28:17,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:28:17,038 INFO L93 Difference]: Finished difference Result 571 states and 706 transitions. [2021-10-21 19:28:17,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-21 19:28:17,038 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 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 56 [2021-10-21 19:28:17,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:28:17,042 INFO L225 Difference]: With dead ends: 571 [2021-10-21 19:28:17,042 INFO L226 Difference]: Without dead ends: 387 [2021-10-21 19:28:17,043 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 67.2ms TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-10-21 19:28:17,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2021-10-21 19:28:17,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 240. [2021-10-21 19:28:17,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 239 states have (on average 1.2217573221757323) internal successors, (292), 239 states have internal predecessors, (292), 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) [2021-10-21 19:28:17,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 292 transitions. [2021-10-21 19:28:17,085 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 292 transitions. Word has length 56 [2021-10-21 19:28:17,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:28:17,085 INFO L470 AbstractCegarLoop]: Abstraction has 240 states and 292 transitions. [2021-10-21 19:28:17,086 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 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) [2021-10-21 19:28:17,086 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 292 transitions. [2021-10-21 19:28:17,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-10-21 19:28:17,087 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:28:17,088 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-21 19:28:17,088 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-21 19:28:17,088 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:28:17,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:28:17,089 INFO L82 PathProgramCache]: Analyzing trace with hash -1896433734, now seen corresponding path program 1 times [2021-10-21 19:28:17,089 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:28:17,089 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879364630] [2021-10-21 19:28:17,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:28:17,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:28:17,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:28:17,178 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-10-21 19:28:17,178 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:28:17,179 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879364630] [2021-10-21 19:28:17,179 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879364630] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:28:17,179 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:28:17,179 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-21 19:28:17,180 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214732163] [2021-10-21 19:28:17,180 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-21 19:28:17,180 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:28:17,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-21 19:28:17,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-10-21 19:28:17,182 INFO L87 Difference]: Start difference. First operand 240 states and 292 transitions. Second operand has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 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) [2021-10-21 19:28:17,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:28:17,602 INFO L93 Difference]: Finished difference Result 609 states and 743 transitions. [2021-10-21 19:28:17,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-21 19:28:17,602 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 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 77 [2021-10-21 19:28:17,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:28:17,605 INFO L225 Difference]: With dead ends: 609 [2021-10-21 19:28:17,606 INFO L226 Difference]: Without dead ends: 425 [2021-10-21 19:28:17,607 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 150.6ms TimeCoverageRelationStatistics Valid=104, Invalid=202, Unknown=0, NotChecked=0, Total=306 [2021-10-21 19:28:17,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2021-10-21 19:28:17,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 232. [2021-10-21 19:28:17,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 231 states have (on average 1.2207792207792207) internal successors, (282), 231 states have internal predecessors, (282), 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) [2021-10-21 19:28:17,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 282 transitions. [2021-10-21 19:28:17,648 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 282 transitions. Word has length 77 [2021-10-21 19:28:17,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:28:17,648 INFO L470 AbstractCegarLoop]: Abstraction has 232 states and 282 transitions. [2021-10-21 19:28:17,649 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 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) [2021-10-21 19:28:17,649 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 282 transitions. [2021-10-21 19:28:17,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-10-21 19:28:17,653 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 19:28:17,653 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:28:17,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-21 19:28:17,653 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 19:28:17,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:28:17,654 INFO L82 PathProgramCache]: Analyzing trace with hash -98970795, now seen corresponding path program 1 times [2021-10-21 19:28:17,654 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:28:17,654 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581509937] [2021-10-21 19:28:17,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:28:17,655 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:28:17,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:28:17,745 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-10-21 19:28:17,745 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 19:28:17,745 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581509937] [2021-10-21 19:28:17,745 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [581509937] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 19:28:17,746 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 19:28:17,746 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 19:28:17,746 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94042998] [2021-10-21 19:28:17,747 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 19:28:17,747 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 19:28:17,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 19:28:17,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 19:28:17,748 INFO L87 Difference]: Start difference. First operand 232 states and 282 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:28:18,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 19:28:18,010 INFO L93 Difference]: Finished difference Result 953 states and 1179 transitions. [2021-10-21 19:28:18,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-21 19:28:18,011 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2021-10-21 19:28:18,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 19:28:18,011 INFO L225 Difference]: With dead ends: 953 [2021-10-21 19:28:18,012 INFO L226 Difference]: Without dead ends: 0 [2021-10-21 19:28:18,013 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 41.5ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-21 19:28:18,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-21 19:28:18,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-21 19:28:18,014 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) [2021-10-21 19:28:18,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 19:28:18,014 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 79 [2021-10-21 19:28:18,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 19:28:18,014 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:28:18,015 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:28:18,015 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-21 19:28:18,015 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-21 19:28:18,018 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:28:18,019 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:28:18,019 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 19:28:18,019 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-21 19:28:18,022 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-21 19:28:18,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:18,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:18,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:18,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:18,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:18,843 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:19,718 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:19,720 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:19,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:19,722 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:19,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:19,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:19,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:19,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:19,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:19,727 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:19,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:19,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:19,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:19,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:19,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:19,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:19,774 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:19,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:19,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:19,782 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:20,285 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:20,286 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:20,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:20,289 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:20,453 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:20,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:20,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:21,093 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:21,317 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:21,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:21,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:21,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:22,623 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:22,623 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:22,624 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:22,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:22,626 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:22,697 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:22,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:22,751 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:22,752 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:23,869 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:23,879 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:23,880 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:23,882 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:24,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:25,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:25,021 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:25,024 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:25,025 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:25,025 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:25,026 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 19:28:40,613 INFO L853 garLoopResultBuilder]: At program point L828(lines 823 831) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse4 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse5 (= ULTIMATE.start_main_~tmp~4 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse8 (= |ULTIMATE.start_isPumpRunning_#res| 1)) (.cse9 (not (= 0 ~systemActive~0))) (.cse10 (= ~pumpRunning~0 1))) (or (and (= ULTIMATE.start_processEnvironment_~tmp~6 0) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) .cse1 .cse2 .cse3 (<= 2 ~waterLevel~0) (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) .cse4 .cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) .cse6 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse7 .cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse9 .cse10))) [2021-10-21 19:28:40,613 INFO L853 garLoopResultBuilder]: At program point L828-1(lines 823 831) the Hoare annotation is: false [2021-10-21 19:28:40,613 INFO L857 garLoopResultBuilder]: For program point L762(lines 762 770) no Hoare annotation was computed. [2021-10-21 19:28:40,613 INFO L853 garLoopResultBuilder]: At program point L828-2(lines 823 831) the Hoare annotation is: false [2021-10-21 19:28:40,613 INFO L857 garLoopResultBuilder]: For program point L762-1(lines 762 770) no Hoare annotation was computed. [2021-10-21 19:28:40,613 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 967) no Hoare annotation was computed. [2021-10-21 19:28:40,613 INFO L857 garLoopResultBuilder]: For program point L762-2(lines 762 770) no Hoare annotation was computed. [2021-10-21 19:28:40,614 INFO L857 garLoopResultBuilder]: For program point L69(lines 69 82) no Hoare annotation was computed. [2021-10-21 19:28:40,614 INFO L853 garLoopResultBuilder]: At program point L69-1(lines 1 970) the Hoare annotation is: (let ((.cse14 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse12 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse13 (= ~methaneLevelCritical~0 0)) (.cse16 (= |ULTIMATE.start_isMethaneAlarm_#res| 0))) (let ((.cse2 (not .cse16)) (.cse4 (not .cse13)) (.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse5 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse10 (= ~pumpRunning~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse11 (= ~pumpRunning~0 0)) (.cse3 (not .cse12)) (.cse6 (= ULTIMATE.start_main_~tmp~4 1)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse15 (= ~waterLevel~0 1)) (.cse8 (not .cse14)) (.cse9 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse1 .cse11 .cse12 .cse13 .cse14 (<= ~waterLevel~0 1) .cse2 (not (= |ULTIMATE.start_getWaterLevel_#res| 2)) .cse6 .cse7 (not (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 2)) .cse9) (and .cse1 .cse11 .cse13 .cse6 .cse7 .cse15 .cse9) (and .cse1 .cse11 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse12 .cse13 .cse14 .cse5 .cse6 .cse7 .cse16 .cse9 .cse10) (and .cse1 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) .cse12 .cse13 .cse14 (<= 2 ~waterLevel~0) (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) .cse5 .cse6 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) .cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse16 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse9 .cse10) (and .cse1 .cse11 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse3 .cse6 .cse7 .cse15 .cse8 .cse9)))) [2021-10-21 19:28:40,624 INFO L857 garLoopResultBuilder]: For program point L69-2(lines 69 82) no Hoare annotation was computed. [2021-10-21 19:28:40,625 INFO L853 garLoopResultBuilder]: At program point L69-3(lines 1 970) the Hoare annotation is: false [2021-10-21 19:28:40,625 INFO L857 garLoopResultBuilder]: For program point L69-4(lines 69 82) no Hoare annotation was computed. [2021-10-21 19:28:40,625 INFO L853 garLoopResultBuilder]: At program point L69-5(lines 1 970) the Hoare annotation is: false [2021-10-21 19:28:40,625 INFO L857 garLoopResultBuilder]: For program point L732(lines 732 749) no Hoare annotation was computed. [2021-10-21 19:28:40,625 INFO L857 garLoopResultBuilder]: For program point L732-1(lines 732 749) no Hoare annotation was computed. [2021-10-21 19:28:40,625 INFO L857 garLoopResultBuilder]: For program point L732-2(lines 732 749) no Hoare annotation was computed. [2021-10-21 19:28:40,625 INFO L857 garLoopResultBuilder]: For program point L732-3(lines 732 749) no Hoare annotation was computed. [2021-10-21 19:28:40,626 INFO L857 garLoopResultBuilder]: For program point L732-4(lines 732 749) no Hoare annotation was computed. [2021-10-21 19:28:40,626 INFO L857 garLoopResultBuilder]: For program point L732-5(lines 732 749) no Hoare annotation was computed. [2021-10-21 19:28:40,627 INFO L853 garLoopResultBuilder]: At program point L700(lines 699 718) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~4 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse2 .cse3 .cse4) (and .cse0 (= ULTIMATE.start_activatePump_~tmp~7 0) .cse2 .cse3 .cse4 (= ~pumpRunning~0 1)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1) .cse4))) [2021-10-21 19:28:40,627 INFO L857 garLoopResultBuilder]: For program point L700-1(lines 700 706) no Hoare annotation was computed. [2021-10-21 19:28:40,629 INFO L853 garLoopResultBuilder]: At program point L700-2(lines 699 718) the Hoare annotation is: false [2021-10-21 19:28:40,629 INFO L853 garLoopResultBuilder]: At program point L700-3(lines 699 718) the Hoare annotation is: false [2021-10-21 19:28:40,629 INFO L857 garLoopResultBuilder]: For program point L73(lines 73 79) no Hoare annotation was computed. [2021-10-21 19:28:40,629 INFO L857 garLoopResultBuilder]: For program point L73-2(lines 73 79) no Hoare annotation was computed. [2021-10-21 19:28:40,629 INFO L857 garLoopResultBuilder]: For program point L73-4(lines 73 79) no Hoare annotation was computed. [2021-10-21 19:28:40,630 INFO L857 garLoopResultBuilder]: For program point L602(lines 602 606) no Hoare annotation was computed. [2021-10-21 19:28:40,630 INFO L857 garLoopResultBuilder]: For program point L602-3(lines 602 606) no Hoare annotation was computed. [2021-10-21 19:28:40,630 INFO L857 garLoopResultBuilder]: For program point L602-6(lines 602 606) no Hoare annotation was computed. [2021-10-21 19:28:40,630 INFO L853 garLoopResultBuilder]: At program point L504-2(lines 504 518) the Hoare annotation is: false [2021-10-21 19:28:40,630 INFO L857 garLoopResultBuilder]: For program point L967(line 967) no Hoare annotation was computed. [2021-10-21 19:28:40,630 INFO L857 garLoopResultBuilder]: For program point L967-1(line 967) no Hoare annotation was computed. [2021-10-21 19:28:40,630 INFO L857 garLoopResultBuilder]: For program point L967-2(line 967) no Hoare annotation was computed. [2021-10-21 19:28:40,631 INFO L857 garLoopResultBuilder]: For program point L736(lines 736 744) no Hoare annotation was computed. [2021-10-21 19:28:40,631 INFO L857 garLoopResultBuilder]: For program point L736-1(lines 736 744) no Hoare annotation was computed. [2021-10-21 19:28:40,631 INFO L857 garLoopResultBuilder]: For program point L736-2(lines 736 744) no Hoare annotation was computed. [2021-10-21 19:28:40,631 INFO L857 garLoopResultBuilder]: For program point L736-3(lines 736 744) no Hoare annotation was computed. [2021-10-21 19:28:40,631 INFO L857 garLoopResultBuilder]: For program point L736-4(lines 736 744) no Hoare annotation was computed. [2021-10-21 19:28:40,631 INFO L857 garLoopResultBuilder]: For program point L736-5(lines 736 744) no Hoare annotation was computed. [2021-10-21 19:28:40,632 INFO L857 garLoopResultBuilder]: For program point L505(line 505) no Hoare annotation was computed. [2021-10-21 19:28:40,632 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 967) no Hoare annotation was computed. [2021-10-21 19:28:40,632 INFO L853 garLoopResultBuilder]: At program point L671(lines 666 674) the Hoare annotation is: (let ((.cse9 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse10 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse13 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse12 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse11 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse6 (= ULTIMATE.start_main_~tmp~4 1)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse8 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= ~waterLevel~0 1) (not .cse5) (not (= |ULTIMATE.start_getWaterLevel_#res| 2)) .cse6 .cse7 .cse8) (and (= ULTIMATE.start_processEnvironment_~tmp~6 0) .cse0 .cse2 .cse3 .cse4 .cse9 .cse6 .cse7 .cse5 .cse8 .cse10) (and .cse0 (not .cse11) .cse2 .cse3 .cse4 (<= 2 ~waterLevel~0) (not .cse12) .cse9 .cse6 (not .cse13) .cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse8 .cse10) (and .cse0 .cse13 .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1) .cse2 .cse3 .cse4 .cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse11 (= |ULTIMATE.start_getWaterLevel_#res| 1) .cse6 .cse7 (= ~waterLevel~0 1) .cse8))) [2021-10-21 19:28:40,632 INFO L853 garLoopResultBuilder]: At program point L671-1(lines 666 674) the Hoare annotation is: false [2021-10-21 19:28:40,632 INFO L853 garLoopResultBuilder]: At program point L671-2(lines 666 674) the Hoare annotation is: false [2021-10-21 19:28:40,632 INFO L857 garLoopResultBuilder]: For program point L936(lines 936 949) no Hoare annotation was computed. [2021-10-21 19:28:40,632 INFO L853 garLoopResultBuilder]: At program point L639(lines 634 642) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse4 (= ULTIMATE.start_main_~tmp~4 1)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (not (= 0 ~systemActive~0))) (.cse7 (= ~pumpRunning~0 1))) (or (and .cse0 (not .cse1) (not .cse2) .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7))) [2021-10-21 19:28:40,632 INFO L853 garLoopResultBuilder]: At program point L639-1(lines 634 642) the Hoare annotation is: false [2021-10-21 19:28:40,633 INFO L853 garLoopResultBuilder]: At program point L639-2(lines 634 642) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse3 (<= 2 ~waterLevel~0)) (.cse4 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse7 (= ULTIMATE.start_main_~tmp~4 1)) (.cse8 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse9 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse11 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse12 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not .cse5) (not .cse6) .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse5 .cse6 .cse3 .cse4 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12))) [2021-10-21 19:28:40,633 INFO L853 garLoopResultBuilder]: At program point L639-3(lines 634 642) the Hoare annotation is: (let ((.cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse11 (= ~methaneLevelCritical~0 0)) (.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse3 (not .cse10)) (.cse4 (not .cse11)) (.cse2 (not .cse12)) (.cse5 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse9 (= ~pumpRunning~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse19 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse13 (= ~pumpRunning~0 0)) (.cse14 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1)) (.cse18 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse15 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse17 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse6 (= ULTIMATE.start_main_~tmp~4 1)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse16 (= ~waterLevel~0 1)) (.cse8 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse10 .cse11 .cse5 .cse6 .cse7 .cse12 .cse8 .cse9) (and .cse1 .cse13 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8) (and .cse1 .cse13 .cse14 .cse15 .cse3 .cse4 .cse6 .cse7 .cse16 .cse8) (and .cse1 .cse13 .cse10 .cse11 (<= ~waterLevel~0 1) .cse2 .cse6 .cse7 .cse8) (and .cse1 (not .cse17) .cse10 .cse11 (<= 2 ~waterLevel~0) (not .cse18) .cse5 .cse6 (not .cse19) .cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse8 .cse9) (and .cse1 .cse19 .cse13 .cse14 .cse10 .cse11 .cse18 .cse15 .cse17 .cse6 .cse7 .cse16 .cse8)))) [2021-10-21 19:28:40,633 INFO L853 garLoopResultBuilder]: At program point L639-4(lines 634 642) the Hoare annotation is: false [2021-10-21 19:28:40,633 INFO L853 garLoopResultBuilder]: At program point L639-5(lines 634 642) the Hoare annotation is: false [2021-10-21 19:28:40,633 INFO L853 garLoopResultBuilder]: At program point L639-6(lines 634 642) the Hoare annotation is: false [2021-10-21 19:28:40,633 INFO L853 garLoopResultBuilder]: At program point L639-7(lines 634 642) the Hoare annotation is: false [2021-10-21 19:28:40,633 INFO L853 garLoopResultBuilder]: At program point L639-8(lines 634 642) the Hoare annotation is: false [2021-10-21 19:28:40,633 INFO L853 garLoopResultBuilder]: At program point L639-9(lines 634 642) the Hoare annotation is: false [2021-10-21 19:28:40,633 INFO L853 garLoopResultBuilder]: At program point L639-10(lines 634 642) the Hoare annotation is: false [2021-10-21 19:28:40,633 INFO L853 garLoopResultBuilder]: At program point L639-11(lines 634 642) the Hoare annotation is: false [2021-10-21 19:28:40,634 INFO L857 garLoopResultBuilder]: For program point L508(lines 508 512) no Hoare annotation was computed. [2021-10-21 19:28:40,634 INFO L857 garLoopResultBuilder]: For program point L508-1(lines 700 706) no Hoare annotation was computed. [2021-10-21 19:28:40,634 INFO L853 garLoopResultBuilder]: At program point L707(lines 707 713) the Hoare annotation is: (let ((.cse10 (= ~methaneLevelCritical~0 0)) (.cse11 (= |ULTIMATE.start_isMethaneAlarm_#res| 0))) (let ((.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse17 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse15 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse5 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse9 (= ~pumpRunning~0 1)) (.cse14 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1)) (.cse16 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse18 (= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse13 (= ~pumpRunning~0 0)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse6 (= ULTIMATE.start_main_~tmp~4 1)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse8 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (not .cse3) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse3 .cse10 .cse5 .cse6 .cse7 .cse11 .cse8 .cse9) (and .cse1 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse6 .cse7 .cse18 .cse8) (and .cse1 .cse13 (<= ~waterLevel~0 1) .cse2 .cse6 .cse7 .cse8) (and .cse1 (not .cse17) .cse3 .cse10 (<= 2 ~waterLevel~0) (not .cse15) .cse5 .cse6 (not .cse12) .cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse11 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse8 .cse9) (and .cse1 .cse13 .cse14 .cse16 .cse4 .cse6 .cse7 .cse18 .cse8) (and .cse1 .cse13 .cse2 .cse4 .cse6 .cse7 .cse8)))) [2021-10-21 19:28:40,634 INFO L853 garLoopResultBuilder]: At program point L707-1(lines 707 713) the Hoare annotation is: false [2021-10-21 19:28:40,634 INFO L853 garLoopResultBuilder]: At program point L707-2(lines 707 713) the Hoare annotation is: false [2021-10-21 19:28:40,634 INFO L853 garLoopResultBuilder]: At program point L113(lines 1 970) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-21 19:28:40,634 INFO L857 garLoopResultBuilder]: For program point L907(lines 906 953) no Hoare annotation was computed. [2021-10-21 19:28:40,634 INFO L857 garLoopResultBuilder]: For program point L908(lines 908 912) no Hoare annotation was computed. [2021-10-21 19:28:40,634 INFO L857 garLoopResultBuilder]: For program point L579(lines 579 586) no Hoare annotation was computed. [2021-10-21 19:28:40,634 INFO L860 garLoopResultBuilder]: At program point L579-1(lines 579 586) the Hoare annotation is: true [2021-10-21 19:28:40,635 INFO L857 garLoopResultBuilder]: For program point L877(lines 877 881) no Hoare annotation was computed. [2021-10-21 19:28:40,635 INFO L857 garLoopResultBuilder]: For program point L877-2(lines 877 881) no Hoare annotation was computed. [2021-10-21 19:28:40,635 INFO L857 garLoopResultBuilder]: For program point L877-3(lines 877 881) no Hoare annotation was computed. [2021-10-21 19:28:40,635 INFO L857 garLoopResultBuilder]: For program point L877-5(lines 877 881) no Hoare annotation was computed. [2021-10-21 19:28:40,635 INFO L857 garLoopResultBuilder]: For program point L679(lines 679 685) no Hoare annotation was computed. [2021-10-21 19:28:40,635 INFO L857 garLoopResultBuilder]: For program point L877-6(lines 877 881) no Hoare annotation was computed. [2021-10-21 19:28:40,635 INFO L857 garLoopResultBuilder]: For program point L679-1(lines 679 685) no Hoare annotation was computed. [2021-10-21 19:28:40,635 INFO L857 garLoopResultBuilder]: For program point L679-2(lines 679 685) no Hoare annotation was computed. [2021-10-21 19:28:40,635 INFO L857 garLoopResultBuilder]: For program point L877-8(lines 877 881) no Hoare annotation was computed. [2021-10-21 19:28:40,635 INFO L857 garLoopResultBuilder]: For program point L679-3(lines 679 685) no Hoare annotation was computed. [2021-10-21 19:28:40,635 INFO L857 garLoopResultBuilder]: For program point L877-9(lines 877 881) no Hoare annotation was computed. [2021-10-21 19:28:40,635 INFO L857 garLoopResultBuilder]: For program point L679-4(lines 679 685) no Hoare annotation was computed. [2021-10-21 19:28:40,636 INFO L857 garLoopResultBuilder]: For program point L877-11(lines 877 881) no Hoare annotation was computed. [2021-10-21 19:28:40,636 INFO L857 garLoopResultBuilder]: For program point L679-5(lines 679 685) no Hoare annotation was computed. [2021-10-21 19:28:40,636 INFO L857 garLoopResultBuilder]: For program point L877-12(lines 877 881) no Hoare annotation was computed. [2021-10-21 19:28:40,636 INFO L857 garLoopResultBuilder]: For program point L877-14(lines 877 881) no Hoare annotation was computed. [2021-10-21 19:28:40,636 INFO L857 garLoopResultBuilder]: For program point L877-15(lines 877 881) no Hoare annotation was computed. [2021-10-21 19:28:40,636 INFO L857 garLoopResultBuilder]: For program point L877-17(lines 877 881) no Hoare annotation was computed. [2021-10-21 19:28:40,636 INFO L857 garLoopResultBuilder]: For program point L944(lines 944 948) no Hoare annotation was computed. [2021-10-21 19:28:40,636 INFO L853 garLoopResultBuilder]: At program point L944-2(lines 700 706) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse5 (= ~pumpRunning~0 1)) (.cse7 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~4 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ~waterLevel~0 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and (= ULTIMATE.start_processEnvironment_~tmp~6 0) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (or (and .cse0 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) .cse1 .cse6 .cse4 .cse5) (and .cse0 .cse7 .cse1 .cse4 .cse5)) .cse2 .cse3) (and .cse0 .cse8 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse2 .cse3 .cse4) (and .cse0 .cse8 .cse7 .cse2 .cse3 .cse4) (and .cse0 .cse8 .cse2 .cse3 .cse6 .cse4))) [2021-10-21 19:28:40,636 INFO L857 garLoopResultBuilder]: For program point L614(lines 614 618) no Hoare annotation was computed. [2021-10-21 19:28:40,636 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-21 19:28:40,636 INFO L853 garLoopResultBuilder]: At program point L121(lines 116 124) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-21 19:28:40,637 INFO L853 garLoopResultBuilder]: At program point L684(lines 675 688) the Hoare annotation is: false [2021-10-21 19:28:40,637 INFO L853 garLoopResultBuilder]: At program point L684-1(lines 675 688) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse3 (= ULTIMATE.start_main_~tmp~4 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~waterLevel~0 1) .cse5) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse3 .cse4 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse5) (and .cse0 .cse1 (<= ~waterLevel~0 1) (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse2 .cse3 .cse4 .cse5))) [2021-10-21 19:28:40,637 INFO L853 garLoopResultBuilder]: At program point L684-2(lines 675 688) the Hoare annotation is: false [2021-10-21 19:28:40,637 INFO L853 garLoopResultBuilder]: At program point L684-3(lines 675 688) the Hoare annotation is: false [2021-10-21 19:28:40,637 INFO L853 garLoopResultBuilder]: At program point L684-4(lines 675 688) the Hoare annotation is: false [2021-10-21 19:28:40,637 INFO L853 garLoopResultBuilder]: At program point L684-5(lines 675 688) the Hoare annotation is: false [2021-10-21 19:28:40,637 INFO L857 garLoopResultBuilder]: For program point L916(lines 916 922) no Hoare annotation was computed. [2021-10-21 19:28:40,637 INFO L853 garLoopResultBuilder]: At program point L916-1(lines 916 922) the Hoare annotation is: (let ((.cse17 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse16 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse15 (= ~methaneLevelCritical~0 0)) (.cse18 (= |ULTIMATE.start_isMethaneAlarm_#res| 0))) (let ((.cse8 (not .cse18)) (.cse10 (not .cse15)) (.cse6 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse1 (<= 2 ~waterLevel~0)) (.cse13 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse14 (= ~pumpRunning~0 0)) (.cse9 (not .cse16)) (.cse3 (= ULTIMATE.start_main_~tmp~4 1)) (.cse11 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ~waterLevel~0 1)) (.cse12 (not .cse17)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse2 .cse7 .cse4 .cse5)) .cse8 .cse9 .cse10 .cse3 .cse11 .cse12) (and .cse13 .cse0 .cse8 .cse9 .cse10 .cse2 .cse3 .cse11 .cse12 .cse4 .cse5) (and .cse0 .cse14 .cse15 .cse3 .cse11 .cse7 .cse4) (and .cse0 .cse14 .cse16 .cse15 .cse17 .cse8 (not (= |ULTIMATE.start_getWaterLevel_#res| 2)) .cse3 .cse11 (not (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 2)) .cse4) (and .cse0 .cse14 .cse8 .cse9 .cse10 .cse3 .cse11 .cse12 .cse4) (and (or (and .cse0 .cse6 .cse16 .cse15 .cse2 .cse7 .cse4 .cse5) (and .cse0 .cse16 .cse15 .cse1 .cse2 .cse3 .cse4 .cse5)) .cse17 .cse3 .cse11 .cse18) (and .cse0 .cse14 .cse1 .cse9 .cse3 .cse11 .cse12 .cse4) (and .cse0 .cse14 .cse15 .cse1 .cse3 .cse11 .cse4) (and .cse13 .cse0 .cse16 .cse15 .cse17 .cse2 .cse3 .cse11 .cse18 .cse4 .cse5) (and .cse0 .cse14 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse9 .cse3 .cse11 .cse7 .cse12 .cse4)))) [2021-10-21 19:28:40,637 INFO L853 garLoopResultBuilder]: At program point L883(lines 868 886) the Hoare annotation is: false [2021-10-21 19:28:40,638 INFO L853 garLoopResultBuilder]: At program point L883-1(lines 868 886) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1)) (.cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse5 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse6 (= ULTIMATE.start_main_~tmp~4 1)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse8 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (= ~waterLevel~0 1) .cse8) (and .cse0 .cse2 (<= 2 ~waterLevel~0) (not .cse4) .cse6 (not .cse1) .cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse8) (and .cse0 .cse1 .cse2 .cse3 (<= ~waterLevel~0 1) (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse4 .cse5 .cse6 .cse7 .cse8))) [2021-10-21 19:28:40,638 INFO L853 garLoopResultBuilder]: At program point L883-2(lines 868 886) the Hoare annotation is: false [2021-10-21 19:28:40,638 INFO L853 garLoopResultBuilder]: At program point L883-3(lines 868 886) the Hoare annotation is: false [2021-10-21 19:28:40,638 INFO L853 garLoopResultBuilder]: At program point L883-4(lines 868 886) the Hoare annotation is: false [2021-10-21 19:28:40,638 INFO L853 garLoopResultBuilder]: At program point L883-5(lines 868 886) the Hoare annotation is: false [2021-10-21 19:28:40,638 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-21 19:28:40,638 INFO L853 garLoopResultBuilder]: At program point L819(lines 812 822) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse5 (= ULTIMATE.start_main_~tmp~4 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse7 (not (= 0 ~systemActive~0))) (.cse8 (= ~pumpRunning~0 1))) (or (and .cse0 (not .cse1) (not .cse2) (not .cse3) .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse6 .cse1 .cse7 .cse8))) [2021-10-21 19:28:40,638 INFO L853 garLoopResultBuilder]: At program point L819-1(lines 812 822) the Hoare annotation is: false [2021-10-21 19:28:40,638 INFO L853 garLoopResultBuilder]: At program point L819-2(lines 812 822) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse8 (= ULTIMATE.start_main_~tmp~4 1)) (.cse9 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse10 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse11 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse3 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse13 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (not .cse3) .cse4 .cse5 (not .cse6) (not .cse7) .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse6 .cse7 .cse4 .cse5 .cse8 .cse9 .cse10 .cse11 .cse3 .cse12 .cse13))) [2021-10-21 19:28:40,638 INFO L853 garLoopResultBuilder]: At program point L819-3(lines 812 822) the Hoare annotation is: false [2021-10-21 19:28:40,639 INFO L853 garLoopResultBuilder]: At program point L819-4(lines 812 822) the Hoare annotation is: false [2021-10-21 19:28:40,639 INFO L853 garLoopResultBuilder]: At program point L819-5(lines 812 822) the Hoare annotation is: false [2021-10-21 19:28:40,639 INFO L853 garLoopResultBuilder]: At program point L819-6(lines 812 822) the Hoare annotation is: false [2021-10-21 19:28:40,639 INFO L853 garLoopResultBuilder]: At program point L819-7(lines 812 822) the Hoare annotation is: false [2021-10-21 19:28:40,639 INFO L860 garLoopResultBuilder]: At program point L588(lines 569 591) the Hoare annotation is: true [2021-10-21 19:28:40,639 INFO L853 garLoopResultBuilder]: At program point L555(lines 551 557) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start_main_~tmp~4 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-21 19:28:40,639 INFO L853 garLoopResultBuilder]: At program point L819-8(lines 812 822) the Hoare annotation is: false [2021-10-21 19:28:40,639 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-21 19:28:40,639 INFO L853 garLoopResultBuilder]: At program point L954(lines 905 955) the Hoare annotation is: false [2021-10-21 19:28:40,639 INFO L857 garLoopResultBuilder]: For program point L63(lines 63 83) no Hoare annotation was computed. [2021-10-21 19:28:40,639 INFO L857 garLoopResultBuilder]: For program point L63-2(lines 63 83) no Hoare annotation was computed. [2021-10-21 19:28:40,640 INFO L857 garLoopResultBuilder]: For program point L63-4(lines 63 83) no Hoare annotation was computed. [2021-10-21 19:28:40,640 INFO L857 garLoopResultBuilder]: For program point L758(lines 758 775) no Hoare annotation was computed. [2021-10-21 19:28:40,640 INFO L857 garLoopResultBuilder]: For program point L758-1(lines 758 775) no Hoare annotation was computed. [2021-10-21 19:28:40,640 INFO L857 garLoopResultBuilder]: For program point L758-2(lines 758 775) no Hoare annotation was computed. [2021-10-21 19:28:40,640 INFO L857 garLoopResultBuilder]: For program point L626(lines 626 630) no Hoare annotation was computed. [2021-10-21 19:28:40,640 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-21 19:28:40,640 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 967) no Hoare annotation was computed. [2021-10-21 19:28:40,640 INFO L857 garLoopResultBuilder]: For program point L926(lines 926 932) no Hoare annotation was computed. [2021-10-21 19:28:40,640 INFO L853 garLoopResultBuilder]: At program point L926-1(lines 926 932) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse5 (= ~pumpRunning~0 1)) (.cse7 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~4 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ~waterLevel~0 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and (= ULTIMATE.start_processEnvironment_~tmp~6 0) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (or (and .cse0 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) .cse1 .cse6 .cse4 .cse5) (and .cse0 .cse7 .cse1 .cse4 .cse5)) .cse2 .cse3) (and .cse0 .cse8 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse2 .cse3 .cse4) (and .cse0 .cse8 .cse7 .cse2 .cse3 .cse4) (and .cse0 .cse8 .cse2 .cse3 .cse6 .cse4))) [2021-10-21 19:28:40,640 INFO L857 garLoopResultBuilder]: For program point L794(lines 794 800) no Hoare annotation was computed. [2021-10-21 19:28:40,640 INFO L857 garLoopResultBuilder]: For program point L794-2(lines 794 800) no Hoare annotation was computed. [2021-10-21 19:28:40,641 INFO L857 garLoopResultBuilder]: For program point L794-4(lines 794 800) no Hoare annotation was computed. [2021-10-21 19:28:40,641 INFO L857 garLoopResultBuilder]: For program point L794-6(lines 794 800) no Hoare annotation was computed. [2021-10-21 19:28:40,641 INFO L857 garLoopResultBuilder]: For program point L794-8(lines 794 800) no Hoare annotation was computed. [2021-10-21 19:28:40,641 INFO L857 garLoopResultBuilder]: For program point L794-10(lines 794 800) no Hoare annotation was computed. [2021-10-21 19:28:40,654 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 19:28:40,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 07:28:40 BoogieIcfgContainer [2021-10-21 19:28:40,742 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 19:28:40,743 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:28:40,743 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:28:40,743 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:28:40,744 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:28:11" (3/4) ... [2021-10-21 19:28:40,747 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 19:28:40,803 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-21 19:28:40,805 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-21 19:28:40,807 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-21 19:28:40,809 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-21 19:28:40,810 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-21 19:28:40,812 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:28:40,814 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:28:40,848 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-21 19:28:40,849 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0 && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-21 19:28:40,849 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((tmp == 0 && splverifierCounter == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 0) && tmp == 1) && \result == 1) && !(tmp == 0)) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && !(\result == 0)) && !(\result == 2)) && tmp == 1) && \result == 1) && !(tmp___0 == 2)) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && !(tmp == 0)) && !(0 == systemActive))) || ((((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((((((((splverifierCounter == 0 && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(\result == 0)) && tmp == 1) && \result == 1) && waterLevel == 1) && !(tmp == 0)) && !(0 == systemActive)) [2021-10-21 19:28:40,850 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && !(tmp == 0)) && tmp == 0) && waterLevel == 1) && !(0 == systemActive)) && pumpRunning == 1)) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && !(tmp == 0)) || ((((((((((tmp == 0 && splverifierCounter == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 0) && tmp == 1) && \result == 1) && !(tmp == 0)) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && !(\result == 0)) && !(\result == 2)) && tmp == 1) && \result == 1) && !(tmp___0 == 2)) && !(0 == systemActive))) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && !(tmp == 0)) && !(0 == systemActive))) || ((((((((((((splverifierCounter == 0 && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 0) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 1)) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 1) && \result == 1) && !(tmp == 0)) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(\result == 0)) && tmp == 1) && \result == 1) && waterLevel == 1) && !(tmp == 0)) && !(0 == systemActive)) [2021-10-21 19:28:40,851 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 0 && splverifierCounter == 0) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && !(tmp == 0)) && tmp == 0) && waterLevel == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) && tmp == 1) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-10-21 19:28:40,853 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 0 && splverifierCounter == 0) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && !(tmp == 0)) && tmp == 0) && waterLevel == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) && tmp == 1) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-10-21 19:28:40,853 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-10-21 19:28:40,854 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((tmp == 0 && splverifierCounter == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1) && tmp == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((((((((((splverifierCounter == 0 && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-21 19:28:40,857 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((tmp == 0 && splverifierCounter == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((((((((((splverifierCounter == 0 && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && \result == 0) && methaneLevelCritical == 0) && \result == 0) && \result == 1) && tmp == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-10-21 19:28:40,857 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) [2021-10-21 19:28:40,859 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) && pumpRunning == 1) [2021-10-21 19:28:40,863 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive))) || (((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && \result == 1) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-21 19:28:40,866 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && !(\result == 0)) && !(\result == 2)) && tmp == 1) && \result == 1) && !(0 == systemActive)) || ((((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((((((((splverifierCounter == 0 && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && \result == 1) && tmp == 0) && \result == 1) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-10-21 19:28:40,868 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 0) && !(0 == systemActive))) || ((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && waterLevel <= 1) && !(\result == 0)) && \result == 0) && \result == 1) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-21 19:28:40,869 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((((((((((splverifierCounter == 0 && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && \result == 0) && \result == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) [2021-10-21 19:28:40,873 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && 2 <= waterLevel) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) [2021-10-21 19:28:40,873 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && !(\result == 0)) && 2 <= waterLevel) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) || (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && \result == 0) && tmp == 0) && !(0 == systemActive)) [2021-10-21 19:28:40,971 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe0ebca-52bc-4946-ba2b-4574d0e8244a/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 19:28:40,971 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:28:40,973 INFO L168 Benchmark]: Toolchain (without parser) took 31743.38 ms. Allocated memory was 100.7 MB in the beginning and 371.2 MB in the end (delta: 270.5 MB). Free memory was 66.4 MB in the beginning and 140.4 MB in the end (delta: -74.0 MB). Peak memory consumption was 197.5 MB. Max. memory is 16.1 GB. [2021-10-21 19:28:40,974 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 100.7 MB. Free memory is still 56.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:28:40,975 INFO L168 Benchmark]: CACSL2BoogieTranslator took 603.76 ms. Allocated memory is still 100.7 MB. Free memory was 66.1 MB in the beginning and 66.5 MB in the end (delta: -455.6 kB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-21 19:28:40,975 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.34 ms. Allocated memory is still 100.7 MB. Free memory was 66.5 MB in the beginning and 62.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:28:40,976 INFO L168 Benchmark]: Boogie Preprocessor took 76.18 ms. Allocated memory is still 100.7 MB. Free memory was 62.3 MB in the beginning and 59.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:28:40,976 INFO L168 Benchmark]: RCFGBuilder took 1441.14 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 59.2 MB in the beginning and 61.8 MB in the end (delta: -2.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:28:40,977 INFO L168 Benchmark]: TraceAbstraction took 29240.31 ms. Allocated memory was 121.6 MB in the beginning and 371.2 MB in the end (delta: 249.6 MB). Free memory was 61.8 MB in the beginning and 153.1 MB in the end (delta: -91.3 MB). Peak memory consumption was 193.7 MB. Max. memory is 16.1 GB. [2021-10-21 19:28:40,977 INFO L168 Benchmark]: Witness Printer took 228.36 ms. Allocated memory is still 371.2 MB. Free memory was 153.1 MB in the beginning and 140.4 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:28:40,980 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 100.7 MB. Free memory is still 56.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 603.76 ms. Allocated memory is still 100.7 MB. Free memory was 66.1 MB in the beginning and 66.5 MB in the end (delta: -455.6 kB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 138.34 ms. Allocated memory is still 100.7 MB. Free memory was 66.5 MB in the beginning and 62.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 76.18 ms. Allocated memory is still 100.7 MB. Free memory was 62.3 MB in the beginning and 59.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1441.14 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 59.2 MB in the beginning and 61.8 MB in the end (delta: -2.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 29240.31 ms. Allocated memory was 121.6 MB in the beginning and 371.2 MB in the end (delta: 249.6 MB). Free memory was 61.8 MB in the beginning and 153.1 MB in the end (delta: -91.3 MB). Peak memory consumption was 193.7 MB. Max. memory is 16.1 GB. * Witness Printer took 228.36 ms. Allocated memory is still 371.2 MB. Free memory was 153.1 MB in the beginning and 140.4 MB in the end (delta: 12.7 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: 967]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 967]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 967]: 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, 135 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 28998.0ms, OverallIterations: 17, TraceHistogramMax: 3, EmptinessCheckTime: 50.6ms, AutomataDifference: 3358.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 22592.5ms, InitialAbstractionConstructionTime: 24.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 2034 SDtfs, 3220 SDslu, 3671 SDs, 0 SdLazy, 609 SolverSat, 105 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1085.9ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 161 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 768.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=356occurred in iteration=9, InterpolantAutomatonStates: 117, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 661.1ms AutomataMinimizationTime, 17 MinimizatonAttempts, 2528 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 58 LocationsWithAnnotation, 58 PreInvPairs, 382 NumberOfFragments, 2315 HoareAnnotationTreeSize, 58 FomulaSimplifications, 107400404 FormulaSimplificationTreeSizeReduction, 6998.9ms HoareSimplificationTime, 58 FomulaSimplificationsInter, 21646922 FormulaSimplificationTreeSizeReductionInter, 15561.4ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 108.0ms SsaConstructionTime, 498.8ms SatisfiabilityAnalysisTime, 1285.4ms InterpolantComputationTime, 699 NumberOfCodeBlocks, 699 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 682 ConstructedInterpolants, 0 QuantifiedInterpolants, 1202 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 PerfectInterpolantSequences, 160/160 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: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: ((((((((((((((((((((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && !(tmp == 0)) && tmp == 0) && waterLevel == 1) && !(0 == systemActive)) && pumpRunning == 1)) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && !(tmp == 0)) || ((((((((((tmp == 0 && splverifierCounter == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 0) && tmp == 1) && \result == 1) && !(tmp == 0)) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && !(\result == 0)) && !(\result == 2)) && tmp == 1) && \result == 1) && !(tmp___0 == 2)) && !(0 == systemActive))) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && !(tmp == 0)) && !(0 == systemActive))) || ((((((((((((splverifierCounter == 0 && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 0) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 1)) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 1) && \result == 1) && !(tmp == 0)) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(\result == 0)) && tmp == 1) && \result == 1) && waterLevel == 1) && !(tmp == 0)) && !(0 == systemActive)) - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: ((((((((((((((tmp == 0 && splverifierCounter == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1) && tmp == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((((((((((splverifierCounter == 0 && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 579]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && 2 <= waterLevel) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive))) || (((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && \result == 1) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 0) && !(0 == systemActive))) || ((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && waterLevel <= 1) && !(\result == 0)) && \result == 0) && \result == 1) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && !(\result == 0)) && 2 <= waterLevel) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) || (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && \result == 0) && tmp == 0) && !(0 == systemActive)) - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: ((((((((((((((tmp == 0 && splverifierCounter == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((((((((((splverifierCounter == 0 && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && \result == 0) && methaneLevelCritical == 0) && \result == 0) && \result == 1) && tmp == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: (((((((((tmp == 0 && splverifierCounter == 0) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && !(tmp == 0)) && tmp == 0) && waterLevel == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) && tmp == 1) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && !(\result == 0)) && !(\result == 2)) && tmp == 1) && \result == 1) && !(0 == systemActive)) || ((((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((((((((splverifierCounter == 0 && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && \result == 1) && tmp == 0) && \result == 1) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: (((((((((tmp == 0 && splverifierCounter == 0) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && !(tmp == 0)) && tmp == 0) && waterLevel == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) && tmp == 1) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: (((((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((((((((((splverifierCounter == 0 && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && \result == 0) && \result == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((((((tmp == 0 && splverifierCounter == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 0) && tmp == 1) && \result == 1) && !(tmp == 0)) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && !(\result == 0)) && !(\result == 2)) && tmp == 1) && \result == 1) && !(tmp___0 == 2)) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && !(tmp == 0)) && !(0 == systemActive))) || ((((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((((((((splverifierCounter == 0 && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(\result == 0)) && tmp == 1) && \result == 1) && waterLevel == 1) && !(tmp == 0)) && !(0 == systemActive)) - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-21 19:28:41,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fe0ebca-52bc-4946-ba2b-4574d0e8244a/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...