./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product57.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92351d72-c8a4-4625-9824-e67510c3a7d0/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92351d72-c8a4-4625-9824-e67510c3a7d0/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92351d72-c8a4-4625-9824-e67510c3a7d0/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92351d72-c8a4-4625-9824-e67510c3a7d0/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product57.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92351d72-c8a4-4625-9824-e67510c3a7d0/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92351d72-c8a4-4625-9824-e67510c3a7d0/bin/uautomizer-GMMbpWq8iD --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 d0f26fc8ab0bdaf05de905c05e583bc491c727ef99c3d3df87bba160b541b55a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 22:46:47,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 22:46:47,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 22:46:47,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 22:46:47,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 22:46:47,591 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 22:46:47,594 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 22:46:47,599 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 22:46:47,603 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 22:46:47,612 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 22:46:47,613 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 22:46:47,615 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 22:46:47,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 22:46:47,617 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 22:46:47,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 22:46:47,630 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 22:46:47,631 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 22:46:47,635 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 22:46:47,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 22:46:47,643 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 22:46:47,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 22:46:47,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 22:46:47,653 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 22:46:47,654 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 22:46:47,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 22:46:47,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 22:46:47,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 22:46:47,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 22:46:47,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 22:46:47,671 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 22:46:47,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 22:46:47,673 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 22:46:47,676 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 22:46:47,677 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 22:46:47,679 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 22:46:47,679 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 22:46:47,680 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 22:46:47,680 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 22:46:47,681 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 22:46:47,682 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 22:46:47,683 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 22:46:47,684 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92351d72-c8a4-4625-9824-e67510c3a7d0/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 22:46:47,738 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 22:46:47,739 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 22:46:47,740 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 22:46:47,740 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 22:46:47,749 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 22:46:47,750 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 22:46:47,751 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 22:46:47,751 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 22:46:47,752 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 22:46:47,752 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 22:46:47,753 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 22:46:47,754 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 22:46:47,754 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 22:46:47,754 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 22:46:47,754 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 22:46:47,755 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 22:46:47,755 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 22:46:47,755 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 22:46:47,756 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 22:46:47,756 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 22:46:47,756 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 22:46:47,756 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 22:46:47,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:46:47,757 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 22:46:47,757 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 22:46:47,758 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 22:46:47,758 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 22:46:47,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 22:46:47,759 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 22:46:47,761 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 22:46:47,761 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 22:46:47,761 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 22:46:47,762 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_92351d72-c8a4-4625-9824-e67510c3a7d0/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92351d72-c8a4-4625-9824-e67510c3a7d0/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d0f26fc8ab0bdaf05de905c05e583bc491c727ef99c3d3df87bba160b541b55a [2021-10-28 22:46:48,055 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 22:46:48,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 22:46:48,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 22:46:48,083 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 22:46:48,084 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 22:46:48,085 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92351d72-c8a4-4625-9824-e67510c3a7d0/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/product-lines/minepump_spec1_product57.cil.c [2021-10-28 22:46:48,155 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92351d72-c8a4-4625-9824-e67510c3a7d0/bin/uautomizer-GMMbpWq8iD/data/62ea45543/e4715050047e43f7b227538486abefff/FLAGa5463cad4 [2021-10-28 22:46:48,776 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 22:46:48,777 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92351d72-c8a4-4625-9824-e67510c3a7d0/sv-benchmarks/c/product-lines/minepump_spec1_product57.cil.c [2021-10-28 22:46:48,806 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92351d72-c8a4-4625-9824-e67510c3a7d0/bin/uautomizer-GMMbpWq8iD/data/62ea45543/e4715050047e43f7b227538486abefff/FLAGa5463cad4 [2021-10-28 22:46:49,063 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92351d72-c8a4-4625-9824-e67510c3a7d0/bin/uautomizer-GMMbpWq8iD/data/62ea45543/e4715050047e43f7b227538486abefff [2021-10-28 22:46:49,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 22:46:49,068 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 22:46:49,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 22:46:49,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 22:46:49,095 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 22:46:49,096 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:46:49" (1/1) ... [2021-10-28 22:46:49,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a08496d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:46:49, skipping insertion in model container [2021-10-28 22:46:49,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:46:49" (1/1) ... [2021-10-28 22:46:49,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 22:46:49,176 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 22:46:49,636 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_92351d72-c8a4-4625-9824-e67510c3a7d0/sv-benchmarks/c/product-lines/minepump_spec1_product57.cil.c[18661,18674] [2021-10-28 22:46:49,641 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:46:49,654 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 22:46:49,793 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_92351d72-c8a4-4625-9824-e67510c3a7d0/sv-benchmarks/c/product-lines/minepump_spec1_product57.cil.c[18661,18674] [2021-10-28 22:46:49,794 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:46:49,817 INFO L208 MainTranslator]: Completed translation [2021-10-28 22:46:49,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:46:49 WrapperNode [2021-10-28 22:46:49,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 22:46:49,819 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 22:46:49,825 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 22:46:49,825 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 22:46:49,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:46:49" (1/1) ... [2021-10-28 22:46:49,866 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:46:49" (1/1) ... [2021-10-28 22:46:49,958 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 22:46:49,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 22:46:49,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 22:46:49,959 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 22:46:49,973 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:46:49" (1/1) ... [2021-10-28 22:46:49,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:46:49" (1/1) ... [2021-10-28 22:46:49,981 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:46:49" (1/1) ... [2021-10-28 22:46:49,981 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:46:49" (1/1) ... [2021-10-28 22:46:49,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:46:49" (1/1) ... [2021-10-28 22:46:50,008 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:46:49" (1/1) ... [2021-10-28 22:46:50,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:46:49" (1/1) ... [2021-10-28 22:46:50,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 22:46:50,022 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 22:46:50,022 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 22:46:50,023 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 22:46:50,024 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:46:49" (1/1) ... [2021-10-28 22:46:50,033 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:46:50,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92351d72-c8a4-4625-9824-e67510c3a7d0/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:46:50,064 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92351d72-c8a4-4625-9824-e67510c3a7d0/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 22:46:50,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92351d72-c8a4-4625-9824-e67510c3a7d0/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 22:46:50,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 22:46:50,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 22:46:50,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 22:46:50,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 22:46:51,340 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 22:46:51,340 INFO L299 CfgBuilder]: Removed 192 assume(true) statements. [2021-10-28 22:46:51,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:46:51 BoogieIcfgContainer [2021-10-28 22:46:51,343 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 22:46:51,346 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 22:46:51,346 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 22:46:51,350 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 22:46:51,351 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 10:46:49" (1/3) ... [2021-10-28 22:46:51,352 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50f5372a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:46:51, skipping insertion in model container [2021-10-28 22:46:51,352 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:46:49" (2/3) ... [2021-10-28 22:46:51,353 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50f5372a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:46:51, skipping insertion in model container [2021-10-28 22:46:51,354 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:46:51" (3/3) ... [2021-10-28 22:46:51,356 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product57.cil.c [2021-10-28 22:46:51,365 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 22:46:51,365 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 22:46:51,441 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 22:46:51,453 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 [2021-10-28 22:46:51,453 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 22:46:51,482 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) [2021-10-28 22:46:51,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-28 22:46:51,493 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:46:51,493 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:46:51,494 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:46:51,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:46:51,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1916587088, now seen corresponding path program 1 times [2021-10-28 22:46:51,521 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:46:51,522 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88431977] [2021-10-28 22:46:51,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:46:51,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:46:51,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:46:51,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:46:51,889 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:46:51,890 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88431977] [2021-10-28 22:46:51,891 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88431977] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:46:51,891 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:46:51,891 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 22:46:51,895 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237835994] [2021-10-28 22:46:51,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 22:46:51,902 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:46:51,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 22:46:51,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 22:46:51,929 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 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:46:51,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:46:51,996 INFO L93 Difference]: Finished difference Result 264 states and 395 transitions. [2021-10-28 22:46:51,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 22:46:51,998 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-28 22:46:51,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:46:52,017 INFO L225 Difference]: With dead ends: 264 [2021-10-28 22:46:52,018 INFO L226 Difference]: Without dead ends: 131 [2021-10-28 22:46:52,024 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 22:46:52,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-10-28 22:46:52,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2021-10-28 22:46:52,079 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) [2021-10-28 22:46:52,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 189 transitions. [2021-10-28 22:46:52,082 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 189 transitions. Word has length 16 [2021-10-28 22:46:52,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:46:52,083 INFO L470 AbstractCegarLoop]: Abstraction has 131 states and 189 transitions. [2021-10-28 22:46:52,083 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:46:52,084 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 189 transitions. [2021-10-28 22:46:52,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-28 22:46:52,085 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:46:52,086 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:46:52,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 22:46:52,087 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:46:52,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:46:52,088 INFO L85 PathProgramCache]: Analyzing trace with hash 869830191, now seen corresponding path program 1 times [2021-10-28 22:46:52,112 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:46:52,112 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103802188] [2021-10-28 22:46:52,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:46:52,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:46:52,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:46:52,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:46:52,216 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:46:52,217 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103802188] [2021-10-28 22:46:52,217 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1103802188] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:46:52,217 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:46:52,218 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:46:52,218 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458074948] [2021-10-28 22:46:52,219 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:46:52,220 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:46:52,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:46:52,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:46:52,221 INFO L87 Difference]: Start difference. First operand 131 states and 189 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:46:52,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:46:52,234 INFO L93 Difference]: Finished difference Result 131 states and 189 transitions. [2021-10-28 22:46:52,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:46:52,236 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-28 22:46:52,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:46:52,237 INFO L225 Difference]: With dead ends: 131 [2021-10-28 22:46:52,237 INFO L226 Difference]: Without dead ends: 53 [2021-10-28 22:46:52,239 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:46:52,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-10-28 22:46:52,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-10-28 22:46:52,245 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) [2021-10-28 22:46:52,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2021-10-28 22:46:52,246 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 17 [2021-10-28 22:46:52,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:46:52,247 INFO L470 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2021-10-28 22:46:52,247 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:46:52,248 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2021-10-28 22:46:52,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-28 22:46:52,249 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:46:52,249 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:46:52,250 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 22:46:52,250 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:46:52,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:46:52,251 INFO L85 PathProgramCache]: Analyzing trace with hash 105563969, now seen corresponding path program 1 times [2021-10-28 22:46:52,251 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:46:52,252 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451819925] [2021-10-28 22:46:52,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:46:52,252 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:46:52,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:46:52,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:46:52,413 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:46:52,413 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451819925] [2021-10-28 22:46:52,413 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1451819925] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:46:52,414 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:46:52,414 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:46:52,414 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857943553] [2021-10-28 22:46:52,415 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 22:46:52,415 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:46:52,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 22:46:52,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 22:46:52,417 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:46:52,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:46:52,636 INFO L93 Difference]: Finished difference Result 100 states and 146 transitions. [2021-10-28 22:46:52,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 22:46:52,637 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-28 22:46:52,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:46:52,638 INFO L225 Difference]: With dead ends: 100 [2021-10-28 22:46:52,638 INFO L226 Difference]: Without dead ends: 53 [2021-10-28 22:46:52,639 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 22:46:52,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-10-28 22:46:52,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-10-28 22:46:52,651 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) [2021-10-28 22:46:52,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2021-10-28 22:46:52,651 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 22 [2021-10-28 22:46:52,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:46:52,653 INFO L470 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2021-10-28 22:46:52,654 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:46:52,654 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2021-10-28 22:46:52,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 22:46:52,656 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:46:52,657 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:46:52,657 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 22:46:52,657 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:46:52,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:46:52,659 INFO L85 PathProgramCache]: Analyzing trace with hash -72226312, now seen corresponding path program 1 times [2021-10-28 22:46:52,659 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:46:52,659 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130330348] [2021-10-28 22:46:52,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:46:52,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:46:52,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:46:52,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:46:52,802 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:46:52,802 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130330348] [2021-10-28 22:46:52,802 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130330348] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:46:52,803 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:46:52,803 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 22:46:52,803 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353941861] [2021-10-28 22:46:52,804 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:46:52,804 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:46:52,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:46:52,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:46:52,805 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:46:52,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:46:52,845 INFO L93 Difference]: Finished difference Result 121 states and 174 transitions. [2021-10-28 22:46:52,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:46:52,846 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-28 22:46:52,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:46:52,847 INFO L225 Difference]: With dead ends: 121 [2021-10-28 22:46:52,847 INFO L226 Difference]: Without dead ends: 74 [2021-10-28 22:46:52,848 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:46:52,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2021-10-28 22:46:52,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 72. [2021-10-28 22:46:52,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 71 states have (on average 1.4225352112676057) internal successors, (101), 71 states have internal predecessors, (101), 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) [2021-10-28 22:46:52,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 101 transitions. [2021-10-28 22:46:52,859 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 101 transitions. Word has length 24 [2021-10-28 22:46:52,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:46:52,859 INFO L470 AbstractCegarLoop]: Abstraction has 72 states and 101 transitions. [2021-10-28 22:46:52,860 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:46:52,860 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 101 transitions. [2021-10-28 22:46:52,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-28 22:46:52,861 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:46:52,861 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:46:52,862 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 22:46:52,862 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:46:52,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:46:52,863 INFO L85 PathProgramCache]: Analyzing trace with hash 615192364, now seen corresponding path program 1 times [2021-10-28 22:46:52,863 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:46:52,863 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508899041] [2021-10-28 22:46:52,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:46:52,864 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:46:52,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:46:52,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:46:52,952 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:46:52,953 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508899041] [2021-10-28 22:46:52,953 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508899041] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:46:52,953 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:46:52,953 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 22:46:52,954 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881797258] [2021-10-28 22:46:52,954 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:46:52,954 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:46:52,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:46:52,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:46:52,955 INFO L87 Difference]: Start difference. First operand 72 states and 101 transitions. Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:46:53,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:46:53,139 INFO L93 Difference]: Finished difference Result 372 states and 538 transitions. [2021-10-28 22:46:53,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 22:46:53,140 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2021-10-28 22:46:53,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:46:53,145 INFO L225 Difference]: With dead ends: 372 [2021-10-28 22:46:53,146 INFO L226 Difference]: Without dead ends: 306 [2021-10-28 22:46:53,148 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 22:46:53,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2021-10-28 22:46:53,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 132. [2021-10-28 22:46:53,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 131 states have (on average 1.4122137404580153) internal successors, (185), 131 states have internal predecessors, (185), 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) [2021-10-28 22:46:53,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 185 transitions. [2021-10-28 22:46:53,208 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 185 transitions. Word has length 30 [2021-10-28 22:46:53,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:46:53,209 INFO L470 AbstractCegarLoop]: Abstraction has 132 states and 185 transitions. [2021-10-28 22:46:53,210 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:46:53,210 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 185 transitions. [2021-10-28 22:46:53,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-28 22:46:53,213 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:46:53,214 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:46:53,214 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 22:46:53,214 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:46:53,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:46:53,215 INFO L85 PathProgramCache]: Analyzing trace with hash 1286960866, now seen corresponding path program 1 times [2021-10-28 22:46:53,216 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:46:53,216 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879052989] [2021-10-28 22:46:53,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:46:53,217 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:46:53,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:46:53,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:46:53,325 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:46:53,325 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879052989] [2021-10-28 22:46:53,325 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879052989] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:46:53,325 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:46:53,326 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 22:46:53,326 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849702866] [2021-10-28 22:46:53,327 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:46:53,327 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:46:53,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:46:53,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:46:53,328 INFO L87 Difference]: Start difference. First operand 132 states and 185 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:46:53,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:46:53,464 INFO L93 Difference]: Finished difference Result 378 states and 534 transitions. [2021-10-28 22:46:53,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 22:46:53,465 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2021-10-28 22:46:53,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:46:53,475 INFO L225 Difference]: With dead ends: 378 [2021-10-28 22:46:53,475 INFO L226 Difference]: Without dead ends: 376 [2021-10-28 22:46:53,476 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 22:46:53,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2021-10-28 22:46:53,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 132. [2021-10-28 22:46:53,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 131 states have (on average 1.4045801526717556) internal successors, (184), 131 states have internal predecessors, (184), 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) [2021-10-28 22:46:53,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 184 transitions. [2021-10-28 22:46:53,502 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 184 transitions. Word has length 31 [2021-10-28 22:46:53,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:46:53,503 INFO L470 AbstractCegarLoop]: Abstraction has 132 states and 184 transitions. [2021-10-28 22:46:53,503 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:46:53,503 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 184 transitions. [2021-10-28 22:46:53,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 22:46:53,505 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:46:53,505 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:46:53,505 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 22:46:53,505 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:46:53,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:46:53,506 INFO L85 PathProgramCache]: Analyzing trace with hash -395111701, now seen corresponding path program 1 times [2021-10-28 22:46:53,506 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:46:53,507 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366164558] [2021-10-28 22:46:53,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:46:53,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:46:53,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:46:53,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:46:53,605 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:46:53,605 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366164558] [2021-10-28 22:46:53,606 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [366164558] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:46:53,606 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:46:53,607 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:46:53,607 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563594275] [2021-10-28 22:46:53,607 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:46:53,608 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:46:53,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:46:53,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:46:53,609 INFO L87 Difference]: Start difference. First operand 132 states and 184 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:46:53,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:46:53,686 INFO L93 Difference]: Finished difference Result 344 states and 476 transitions. [2021-10-28 22:46:53,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 22:46:53,686 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-28 22:46:53,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:46:53,690 INFO L225 Difference]: With dead ends: 344 [2021-10-28 22:46:53,690 INFO L226 Difference]: Without dead ends: 218 [2021-10-28 22:46:53,694 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 22:46:53,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2021-10-28 22:46:53,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 144. [2021-10-28 22:46:53,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 143 states have (on average 1.3706293706293706) internal successors, (196), 143 states have internal predecessors, (196), 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) [2021-10-28 22:46:53,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 196 transitions. [2021-10-28 22:46:53,732 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 196 transitions. Word has length 34 [2021-10-28 22:46:53,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:46:53,733 INFO L470 AbstractCegarLoop]: Abstraction has 144 states and 196 transitions. [2021-10-28 22:46:53,733 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:46:53,734 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 196 transitions. [2021-10-28 22:46:53,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 22:46:53,739 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:46:53,740 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:46:53,740 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 22:46:53,740 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:46:53,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:46:53,741 INFO L85 PathProgramCache]: Analyzing trace with hash -981917715, now seen corresponding path program 1 times [2021-10-28 22:46:53,741 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:46:53,741 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886669836] [2021-10-28 22:46:53,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:46:53,743 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:46:53,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:46:53,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:46:53,838 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:46:53,838 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886669836] [2021-10-28 22:46:53,838 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886669836] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:46:53,838 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:46:53,839 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 22:46:53,839 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566035766] [2021-10-28 22:46:53,839 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 22:46:53,840 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:46:53,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 22:46:53,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 22:46:53,841 INFO L87 Difference]: Start difference. First operand 144 states and 196 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:46:53,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:46:53,899 INFO L93 Difference]: Finished difference Result 340 states and 460 transitions. [2021-10-28 22:46:53,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 22:46:53,900 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-28 22:46:53,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:46:53,902 INFO L225 Difference]: With dead ends: 340 [2021-10-28 22:46:53,903 INFO L226 Difference]: Without dead ends: 202 [2021-10-28 22:46:53,904 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:46:53,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2021-10-28 22:46:53,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 152. [2021-10-28 22:46:53,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 151 states have (on average 1.3509933774834437) internal successors, (204), 151 states have internal predecessors, (204), 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) [2021-10-28 22:46:53,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 204 transitions. [2021-10-28 22:46:53,929 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 204 transitions. Word has length 34 [2021-10-28 22:46:53,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:46:53,929 INFO L470 AbstractCegarLoop]: Abstraction has 152 states and 204 transitions. [2021-10-28 22:46:53,930 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:46:53,930 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 204 transitions. [2021-10-28 22:46:53,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 22:46:53,936 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:46:53,936 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:46:53,936 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 22:46:53,936 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:46:53,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:46:53,937 INFO L85 PathProgramCache]: Analyzing trace with hash 2033185903, now seen corresponding path program 1 times [2021-10-28 22:46:53,937 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:46:53,937 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905609268] [2021-10-28 22:46:53,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:46:53,938 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:46:53,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:46:54,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:46:54,017 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:46:54,018 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905609268] [2021-10-28 22:46:54,018 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905609268] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:46:54,018 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:46:54,018 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 22:46:54,019 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958515112] [2021-10-28 22:46:54,019 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:46:54,019 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:46:54,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:46:54,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:46:54,020 INFO L87 Difference]: Start difference. First operand 152 states and 204 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:46:54,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:46:54,061 INFO L93 Difference]: Finished difference Result 348 states and 466 transitions. [2021-10-28 22:46:54,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:46:54,064 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-28 22:46:54,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:46:54,067 INFO L225 Difference]: With dead ends: 348 [2021-10-28 22:46:54,067 INFO L226 Difference]: Without dead ends: 202 [2021-10-28 22:46:54,071 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:46:54,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2021-10-28 22:46:54,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2021-10-28 22:46:54,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 201 states have (on average 1.3134328358208955) internal successors, (264), 201 states have internal predecessors, (264), 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) [2021-10-28 22:46:54,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 264 transitions. [2021-10-28 22:46:54,100 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 264 transitions. Word has length 34 [2021-10-28 22:46:54,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:46:54,100 INFO L470 AbstractCegarLoop]: Abstraction has 202 states and 264 transitions. [2021-10-28 22:46:54,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:46:54,101 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 264 transitions. [2021-10-28 22:46:54,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-28 22:46:54,102 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:46:54,103 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:46:54,103 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 22:46:54,104 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:46:54,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:46:54,104 INFO L85 PathProgramCache]: Analyzing trace with hash -745345683, now seen corresponding path program 1 times [2021-10-28 22:46:54,104 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:46:54,106 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506458914] [2021-10-28 22:46:54,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:46:54,107 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:46:54,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:46:54,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:46:54,207 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:46:54,207 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506458914] [2021-10-28 22:46:54,207 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506458914] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:46:54,207 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:46:54,207 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 22:46:54,208 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047800784] [2021-10-28 22:46:54,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 22:46:54,209 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:46:54,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 22:46:54,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 22:46:54,210 INFO L87 Difference]: Start difference. First operand 202 states and 264 transitions. Second operand has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 6 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:46:54,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:46:54,501 INFO L93 Difference]: Finished difference Result 612 states and 800 transitions. [2021-10-28 22:46:54,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-28 22:46:54,501 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 6 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-10-28 22:46:54,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:46:54,507 INFO L225 Difference]: With dead ends: 612 [2021-10-28 22:46:54,507 INFO L226 Difference]: Without dead ends: 416 [2021-10-28 22:46:54,508 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-10-28 22:46:54,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2021-10-28 22:46:54,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 202. [2021-10-28 22:46:54,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 201 states have (on average 1.2885572139303483) internal successors, (259), 201 states have internal predecessors, (259), 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) [2021-10-28 22:46:54,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 259 transitions. [2021-10-28 22:46:54,537 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 259 transitions. Word has length 35 [2021-10-28 22:46:54,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:46:54,538 INFO L470 AbstractCegarLoop]: Abstraction has 202 states and 259 transitions. [2021-10-28 22:46:54,538 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 6 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:46:54,538 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 259 transitions. [2021-10-28 22:46:54,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-28 22:46:54,539 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:46:54,539 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:46:54,540 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 22:46:54,540 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:46:54,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:46:54,541 INFO L85 PathProgramCache]: Analyzing trace with hash -785430939, now seen corresponding path program 1 times [2021-10-28 22:46:54,541 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:46:54,544 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198074281] [2021-10-28 22:46:54,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:46:54,544 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:46:54,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:46:54,707 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:46:54,708 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:46:54,708 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198074281] [2021-10-28 22:46:54,708 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1198074281] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:46:54,708 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:46:54,709 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 22:46:54,709 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166582913] [2021-10-28 22:46:54,709 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 22:46:54,710 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:46:54,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 22:46:54,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 22:46:54,712 INFO L87 Difference]: Start difference. First operand 202 states and 259 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:46:55,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:46:55,075 INFO L93 Difference]: Finished difference Result 1026 states and 1345 transitions. [2021-10-28 22:46:55,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-28 22:46:55,076 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2021-10-28 22:46:55,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:46:55,083 INFO L225 Difference]: With dead ends: 1026 [2021-10-28 22:46:55,083 INFO L226 Difference]: Without dead ends: 880 [2021-10-28 22:46:55,085 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2021-10-28 22:46:55,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 880 states. [2021-10-28 22:46:55,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 880 to 390. [2021-10-28 22:46:55,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 390 states, 389 states have (on average 1.2853470437017995) internal successors, (500), 389 states have internal predecessors, (500), 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) [2021-10-28 22:46:55,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 500 transitions. [2021-10-28 22:46:55,168 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 500 transitions. Word has length 56 [2021-10-28 22:46:55,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:46:55,168 INFO L470 AbstractCegarLoop]: Abstraction has 390 states and 500 transitions. [2021-10-28 22:46:55,169 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:46:55,169 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 500 transitions. [2021-10-28 22:46:55,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-28 22:46:55,171 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:46:55,171 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:46:55,171 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 22:46:55,172 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:46:55,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:46:55,172 INFO L85 PathProgramCache]: Analyzing trace with hash -84366361, now seen corresponding path program 1 times [2021-10-28 22:46:55,173 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:46:55,173 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539375284] [2021-10-28 22:46:55,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:46:55,173 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:46:55,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:46:55,301 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-28 22:46:55,302 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:46:55,302 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539375284] [2021-10-28 22:46:55,308 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [539375284] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:46:55,309 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:46:55,309 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 22:46:55,309 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466905493] [2021-10-28 22:46:55,310 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 22:46:55,311 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:46:55,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 22:46:55,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-28 22:46:55,312 INFO L87 Difference]: Start difference. First operand 390 states and 500 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 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) [2021-10-28 22:46:55,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:46:55,457 INFO L93 Difference]: Finished difference Result 724 states and 927 transitions. [2021-10-28 22:46:55,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 22:46:55,458 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 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 [2021-10-28 22:46:55,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:46:55,459 INFO L225 Difference]: With dead ends: 724 [2021-10-28 22:46:55,459 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 22:46:55,460 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-10-28 22:46:55,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 22:46:55,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 22:46:55,461 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) [2021-10-28 22:46:55,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 22:46:55,461 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2021-10-28 22:46:55,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:46:55,462 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 22:46:55,463 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 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) [2021-10-28 22:46:55,463 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 22:46:55,463 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 22:46:55,466 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 22:46:55,466 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 22:46:55,466 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 22:46:55,467 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-28 22:46:55,469 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 22:46:55,474 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:55,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:55,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:55,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:55,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:55,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:55,534 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:55,535 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:55,536 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:55,537 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:55,541 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:55,542 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:55,704 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:55,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:55,968 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:55,969 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:55,970 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:55,998 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:55,999 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,000 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,003 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,097 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,098 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,337 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,474 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,475 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,581 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,581 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,582 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,809 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,810 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,813 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:56,977 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:57,004 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:46:57,005 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:47:00,260 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 978) no Hoare annotation was computed. [2021-10-28 22:47:00,261 INFO L857 garLoopResultBuilder]: For program point L498(lines 497 542) no Hoare annotation was computed. [2021-10-28 22:47:00,261 INFO L857 garLoopResultBuilder]: For program point L763(lines 763 767) no Hoare annotation was computed. [2021-10-28 22:47:00,261 INFO L857 garLoopResultBuilder]: For program point L763-2(lines 763 767) no Hoare annotation was computed. [2021-10-28 22:47:00,261 INFO L857 garLoopResultBuilder]: For program point L763-3(lines 763 767) no Hoare annotation was computed. [2021-10-28 22:47:00,261 INFO L857 garLoopResultBuilder]: For program point L598(lines 598 615) no Hoare annotation was computed. [2021-10-28 22:47:00,261 INFO L857 garLoopResultBuilder]: For program point L763-5(lines 763 767) no Hoare annotation was computed. [2021-10-28 22:47:00,262 INFO L857 garLoopResultBuilder]: For program point L598-1(lines 598 615) no Hoare annotation was computed. [2021-10-28 22:47:00,262 INFO L857 garLoopResultBuilder]: For program point L763-6(lines 763 767) no Hoare annotation was computed. [2021-10-28 22:47:00,262 INFO L857 garLoopResultBuilder]: For program point L598-2(lines 598 615) no Hoare annotation was computed. [2021-10-28 22:47:00,262 INFO L857 garLoopResultBuilder]: For program point L499(lines 499 503) no Hoare annotation was computed. [2021-10-28 22:47:00,264 INFO L857 garLoopResultBuilder]: For program point L598-3(lines 598 615) no Hoare annotation was computed. [2021-10-28 22:47:00,264 INFO L857 garLoopResultBuilder]: For program point L763-8(lines 763 767) no Hoare annotation was computed. [2021-10-28 22:47:00,264 INFO L857 garLoopResultBuilder]: For program point L598-4(lines 598 615) no Hoare annotation was computed. [2021-10-28 22:47:00,265 INFO L857 garLoopResultBuilder]: For program point L598-5(lines 598 615) no Hoare annotation was computed. [2021-10-28 22:47:00,265 INFO L853 garLoopResultBuilder]: At program point L566(lines 565 584) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= 1 ~waterLevel~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2 .cse3 .cse4))) [2021-10-28 22:47:00,266 INFO L857 garLoopResultBuilder]: For program point L533(lines 533 537) no Hoare annotation was computed. [2021-10-28 22:47:00,266 INFO L857 garLoopResultBuilder]: For program point L566-1(lines 566 572) no Hoare annotation was computed. [2021-10-28 22:47:00,266 INFO L853 garLoopResultBuilder]: At program point L566-2(lines 565 584) the Hoare annotation is: false [2021-10-28 22:47:00,267 INFO L857 garLoopResultBuilder]: For program point L533-2(lines 566 572) no Hoare annotation was computed. [2021-10-28 22:47:00,269 INFO L853 garLoopResultBuilder]: At program point L566-3(lines 565 584) the Hoare annotation is: false [2021-10-28 22:47:00,269 INFO L853 garLoopResultBuilder]: At program point L104(lines 1 981) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 22:47:00,269 INFO L860 garLoopResultBuilder]: At program point L865(lines 846 868) the Hoare annotation is: true [2021-10-28 22:47:00,269 INFO L853 garLoopResultBuilder]: At program point L833(lines 829 835) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1)) [2021-10-28 22:47:00,269 INFO L857 garLoopResultBuilder]: For program point L602(lines 602 610) no Hoare annotation was computed. [2021-10-28 22:47:00,270 INFO L857 garLoopResultBuilder]: For program point L602-1(lines 602 610) no Hoare annotation was computed. [2021-10-28 22:47:00,270 INFO L857 garLoopResultBuilder]: For program point L602-2(lines 602 610) no Hoare annotation was computed. [2021-10-28 22:47:00,270 INFO L857 garLoopResultBuilder]: For program point L602-3(lines 602 610) no Hoare annotation was computed. [2021-10-28 22:47:00,270 INFO L857 garLoopResultBuilder]: For program point L602-4(lines 602 610) no Hoare annotation was computed. [2021-10-28 22:47:00,270 INFO L857 garLoopResultBuilder]: For program point L602-5(lines 602 610) no Hoare annotation was computed. [2021-10-28 22:47:00,271 INFO L857 garLoopResultBuilder]: For program point L901(lines 901 905) no Hoare annotation was computed. [2021-10-28 22:47:00,271 INFO L853 garLoopResultBuilder]: At program point L769(lines 754 772) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0)) (.cse2 (not (= |ULTIMATE.start_isLowWaterLevel_#res| 0))) (.cse3 (= 1 ~systemActive~0)) (.cse4 (<= 1 ~waterLevel~0)) (.cse5 (not (= ULTIMATE.start_isLowWaterLevel_~tmp___0~3 0))) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_isLowWaterLevel_~tmp~9 0)) (.cse8 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 1) .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8))) [2021-10-28 22:47:00,271 INFO L853 garLoopResultBuilder]: At program point L769-1(lines 754 772) the Hoare annotation is: false [2021-10-28 22:47:00,272 INFO L853 garLoopResultBuilder]: At program point L769-2(lines 754 772) the Hoare annotation is: false [2021-10-28 22:47:00,273 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 978) no Hoare annotation was computed. [2021-10-28 22:47:00,273 INFO L853 garLoopResultBuilder]: At program point L969(lines 964 972) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (<= 1 ~waterLevel~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) .cse3 .cse4 .cse5))) [2021-10-28 22:47:00,273 INFO L853 garLoopResultBuilder]: At program point L969-1(lines 964 972) the Hoare annotation is: false [2021-10-28 22:47:00,273 INFO L853 garLoopResultBuilder]: At program point L969-2(lines 964 972) the Hoare annotation is: false [2021-10-28 22:47:00,274 INFO L853 garLoopResultBuilder]: At program point L573(lines 573 579) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (= ULTIMATE.start_main_~tmp~10 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse6 (<= 1 ~waterLevel~0))) (or (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse2 .cse6 .cse3 .cse4) (and .cse0 .cse5 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~10 ~systemActive~0) .cse2 (= ~methaneLevelCritical~0 1) .cse6))) [2021-10-28 22:47:00,274 INFO L853 garLoopResultBuilder]: At program point L573-1(lines 573 579) the Hoare annotation is: false [2021-10-28 22:47:00,274 INFO L857 garLoopResultBuilder]: For program point L507(lines 507 513) no Hoare annotation was computed. [2021-10-28 22:47:00,274 INFO L853 garLoopResultBuilder]: At program point L573-2(lines 573 579) the Hoare annotation is: false [2021-10-28 22:47:00,274 INFO L853 garLoopResultBuilder]: At program point L507-1(lines 507 513) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (= ULTIMATE.start_main_~tmp~10 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse6 (<= 1 ~waterLevel~0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0) (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse2 .cse6 .cse3 .cse4) (and .cse0 .cse5 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~10 ~systemActive~0) .cse2 (= ~methaneLevelCritical~0 1) .cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)))) [2021-10-28 22:47:00,275 INFO L853 garLoopResultBuilder]: At program point L112(lines 107 115) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1)) [2021-10-28 22:47:00,275 INFO L853 garLoopResultBuilder]: At program point L543(lines 496 544) the Hoare annotation is: false [2021-10-28 22:47:00,275 INFO L857 garLoopResultBuilder]: For program point L744(lines 744 748) no Hoare annotation was computed. [2021-10-28 22:47:00,275 INFO L857 garLoopResultBuilder]: For program point L744-2(lines 744 748) no Hoare annotation was computed. [2021-10-28 22:47:00,275 INFO L857 garLoopResultBuilder]: For program point L744-3(lines 744 748) no Hoare annotation was computed. [2021-10-28 22:47:00,276 INFO L857 garLoopResultBuilder]: For program point L744-5(lines 744 748) no Hoare annotation was computed. [2021-10-28 22:47:00,277 INFO L857 garLoopResultBuilder]: For program point L744-6(lines 744 748) no Hoare annotation was computed. [2021-10-28 22:47:00,277 INFO L857 garLoopResultBuilder]: For program point L744-8(lines 744 748) no Hoare annotation was computed. [2021-10-28 22:47:00,277 INFO L857 garLoopResultBuilder]: For program point L744-9(lines 744 748) no Hoare annotation was computed. [2021-10-28 22:47:00,277 INFO L857 garLoopResultBuilder]: For program point L744-11(lines 744 748) no Hoare annotation was computed. [2021-10-28 22:47:00,277 INFO L857 garLoopResultBuilder]: For program point L744-12(lines 744 748) no Hoare annotation was computed. [2021-10-28 22:47:00,277 INFO L857 garLoopResultBuilder]: For program point L744-14(lines 744 748) no Hoare annotation was computed. [2021-10-28 22:47:00,277 INFO L857 garLoopResultBuilder]: For program point L744-15(lines 744 748) no Hoare annotation was computed. [2021-10-28 22:47:00,277 INFO L857 garLoopResultBuilder]: For program point L744-17(lines 744 748) no Hoare annotation was computed. [2021-10-28 22:47:00,277 INFO L857 garLoopResultBuilder]: For program point L877(lines 877 881) no Hoare annotation was computed. [2021-10-28 22:47:00,277 INFO L857 garLoopResultBuilder]: For program point L877-3(lines 877 881) no Hoare annotation was computed. [2021-10-28 22:47:00,277 INFO L857 garLoopResultBuilder]: For program point L877-6(lines 877 881) no Hoare annotation was computed. [2021-10-28 22:47:00,278 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 22:47:00,278 INFO L857 garLoopResultBuilder]: For program point L978(line 978) no Hoare annotation was computed. [2021-10-28 22:47:00,278 INFO L857 garLoopResultBuilder]: For program point L978-1(line 978) no Hoare annotation was computed. [2021-10-28 22:47:00,278 INFO L857 garLoopResultBuilder]: For program point L978-2(line 978) no Hoare annotation was computed. [2021-10-28 22:47:00,278 INFO L857 garLoopResultBuilder]: For program point L517(lines 517 523) no Hoare annotation was computed. [2021-10-28 22:47:00,278 INFO L853 garLoopResultBuilder]: At program point L517-1(lines 517 523) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse4 (<= 1 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (<= 2 ~waterLevel~0)) (.cse3 (= 1 ~systemActive~0)) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~10 ~systemActive~0) .cse2 .cse7 .cse3) (and .cse0 .cse1 .cse3 .cse8 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse3 .cse8 .cse5 .cse6))) [2021-10-28 22:47:00,278 INFO L853 garLoopResultBuilder]: At program point L914(lines 909 917) the Hoare annotation is: false [2021-10-28 22:47:00,279 INFO L853 garLoopResultBuilder]: At program point L914-1(lines 909 917) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 1) .cse4 .cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5))) [2021-10-28 22:47:00,279 INFO L853 garLoopResultBuilder]: At program point L914-2(lines 909 917) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (<= 1 ~waterLevel~0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse2 .cse3 (<= 2 ~waterLevel~0) .cse4 .cse6 .cse7) (and .cse0 .cse1 .cse4 (= ~methaneLevelCritical~0 1) .cse5 .cse6 .cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)))) [2021-10-28 22:47:00,279 INFO L853 garLoopResultBuilder]: At program point L914-3(lines 909 917) the Hoare annotation is: false [2021-10-28 22:47:00,279 INFO L853 garLoopResultBuilder]: At program point L914-4(lines 909 917) the Hoare annotation is: false [2021-10-28 22:47:00,279 INFO L853 garLoopResultBuilder]: At program point L914-5(lines 909 917) the Hoare annotation is: false [2021-10-28 22:47:00,280 INFO L853 garLoopResultBuilder]: At program point L914-6(lines 909 917) the Hoare annotation is: false [2021-10-28 22:47:00,280 INFO L853 garLoopResultBuilder]: At program point L914-7(lines 909 917) the Hoare annotation is: false [2021-10-28 22:47:00,281 INFO L853 garLoopResultBuilder]: At program point L914-8(lines 909 917) the Hoare annotation is: false [2021-10-28 22:47:00,281 INFO L853 garLoopResultBuilder]: At program point L750(lines 735 753) the Hoare annotation is: false [2021-10-28 22:47:00,281 INFO L853 garLoopResultBuilder]: At program point L750-1(lines 735 753) the Hoare annotation is: (let ((.cse4 (= ~methaneLevelCritical~0 0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0)) (.cse8 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse6 (= 1 ~systemActive~0)) (.cse9 (= ~methaneLevelCritical~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse7 .cse8 .cse6 (<= 1 ~waterLevel~0)) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 .cse9) (and .cse0 .cse1 .cse2 .cse3 .cse7 .cse8 .cse6 .cse9 (= ~waterLevel~0 1)))) [2021-10-28 22:47:00,281 INFO L853 garLoopResultBuilder]: At program point L750-2(lines 735 753) the Hoare annotation is: false [2021-10-28 22:47:00,281 INFO L853 garLoopResultBuilder]: At program point L750-3(lines 735 753) the Hoare annotation is: false [2021-10-28 22:47:00,281 INFO L853 garLoopResultBuilder]: At program point L750-4(lines 735 753) the Hoare annotation is: false [2021-10-28 22:47:00,281 INFO L853 garLoopResultBuilder]: At program point L750-5(lines 735 753) the Hoare annotation is: false [2021-10-28 22:47:00,282 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 22:47:00,282 INFO L853 garLoopResultBuilder]: At program point L785-2(lines 785 799) the Hoare annotation is: false [2021-10-28 22:47:00,282 INFO L853 garLoopResultBuilder]: At program point L686(lines 679 689) the Hoare annotation is: false [2021-10-28 22:47:00,282 INFO L853 garLoopResultBuilder]: At program point L686-1(lines 679 689) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isMethaneAlarm_#res| 1) (= ~methaneLevelCritical~0 1) .cse4 .cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5))) [2021-10-28 22:47:00,283 INFO L853 garLoopResultBuilder]: At program point L686-2(lines 679 689) the Hoare annotation is: false [2021-10-28 22:47:00,283 INFO L853 garLoopResultBuilder]: At program point L686-3(lines 679 689) the Hoare annotation is: false [2021-10-28 22:47:00,283 INFO L853 garLoopResultBuilder]: At program point L686-4(lines 679 689) the Hoare annotation is: false [2021-10-28 22:47:00,284 INFO L853 garLoopResultBuilder]: At program point L686-5(lines 679 689) the Hoare annotation is: false [2021-10-28 22:47:00,284 INFO L857 garLoopResultBuilder]: For program point L786(line 786) no Hoare annotation was computed. [2021-10-28 22:47:00,284 INFO L857 garLoopResultBuilder]: For program point L61(lines 61 74) no Hoare annotation was computed. [2021-10-28 22:47:00,284 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 22:47:00,284 INFO L853 garLoopResultBuilder]: At program point L61-1(lines 1 981) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (= ULTIMATE.start_main_~tmp~10 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse6 (<= 1 ~waterLevel~0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0) (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse2 .cse6 .cse3 .cse4) (and .cse0 .cse5 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~10 ~systemActive~0) .cse2 (= ~methaneLevelCritical~0 1) .cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)))) [2021-10-28 22:47:00,284 INFO L857 garLoopResultBuilder]: For program point L61-2(lines 61 74) no Hoare annotation was computed. [2021-10-28 22:47:00,284 INFO L853 garLoopResultBuilder]: At program point L61-3(lines 1 981) the Hoare annotation is: false [2021-10-28 22:47:00,284 INFO L857 garLoopResultBuilder]: For program point L61-4(lines 61 74) no Hoare annotation was computed. [2021-10-28 22:47:00,285 INFO L853 garLoopResultBuilder]: At program point L61-5(lines 1 981) the Hoare annotation is: false [2021-10-28 22:47:00,285 INFO L857 garLoopResultBuilder]: For program point L954(lines 954 960) no Hoare annotation was computed. [2021-10-28 22:47:00,285 INFO L857 garLoopResultBuilder]: For program point L954-1(lines 954 960) no Hoare annotation was computed. [2021-10-28 22:47:00,285 INFO L857 garLoopResultBuilder]: For program point L954-2(lines 954 960) no Hoare annotation was computed. [2021-10-28 22:47:00,285 INFO L857 garLoopResultBuilder]: For program point L954-3(lines 954 960) no Hoare annotation was computed. [2021-10-28 22:47:00,285 INFO L857 garLoopResultBuilder]: For program point L954-4(lines 954 960) no Hoare annotation was computed. [2021-10-28 22:47:00,285 INFO L857 garLoopResultBuilder]: For program point L789(lines 789 793) no Hoare annotation was computed. [2021-10-28 22:47:00,285 INFO L857 garLoopResultBuilder]: For program point L954-5(lines 954 960) no Hoare annotation was computed. [2021-10-28 22:47:00,285 INFO L857 garLoopResultBuilder]: For program point L789-1(lines 566 572) no Hoare annotation was computed. [2021-10-28 22:47:00,286 INFO L857 garLoopResultBuilder]: For program point L624(lines 624 641) no Hoare annotation was computed. [2021-10-28 22:47:00,286 INFO L857 garLoopResultBuilder]: For program point L624-1(lines 624 641) no Hoare annotation was computed. [2021-10-28 22:47:00,286 INFO L857 garLoopResultBuilder]: For program point L624-2(lines 624 641) no Hoare annotation was computed. [2021-10-28 22:47:00,286 INFO L857 garLoopResultBuilder]: For program point L889(lines 889 893) no Hoare annotation was computed. [2021-10-28 22:47:00,286 INFO L857 garLoopResultBuilder]: For program point L856(lines 856 863) no Hoare annotation was computed. [2021-10-28 22:47:00,286 INFO L860 garLoopResultBuilder]: At program point L856-1(lines 856 863) the Hoare annotation is: true [2021-10-28 22:47:00,286 INFO L857 garLoopResultBuilder]: For program point L527(lines 527 538) no Hoare annotation was computed. [2021-10-28 22:47:00,286 INFO L857 garLoopResultBuilder]: For program point L65(lines 65 71) no Hoare annotation was computed. [2021-10-28 22:47:00,287 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 22:47:00,287 INFO L857 garLoopResultBuilder]: For program point L65-2(lines 65 71) no Hoare annotation was computed. [2021-10-28 22:47:00,287 INFO L857 garLoopResultBuilder]: For program point L65-4(lines 65 71) no Hoare annotation was computed. [2021-10-28 22:47:00,288 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 978) no Hoare annotation was computed. [2021-10-28 22:47:00,288 INFO L857 garLoopResultBuilder]: For program point L661(lines 661 667) no Hoare annotation was computed. [2021-10-28 22:47:00,288 INFO L857 garLoopResultBuilder]: For program point L628(lines 628 636) no Hoare annotation was computed. [2021-10-28 22:47:00,288 INFO L857 garLoopResultBuilder]: For program point L661-2(lines 661 667) no Hoare annotation was computed. [2021-10-28 22:47:00,289 INFO L857 garLoopResultBuilder]: For program point L628-1(lines 628 636) no Hoare annotation was computed. [2021-10-28 22:47:00,289 INFO L857 garLoopResultBuilder]: For program point L628-2(lines 628 636) no Hoare annotation was computed. [2021-10-28 22:47:00,289 INFO L857 garLoopResultBuilder]: For program point L661-4(lines 661 667) no Hoare annotation was computed. [2021-10-28 22:47:00,290 INFO L857 garLoopResultBuilder]: For program point L661-6(lines 661 667) no Hoare annotation was computed. [2021-10-28 22:47:00,290 INFO L857 garLoopResultBuilder]: For program point L661-8(lines 661 667) no Hoare annotation was computed. [2021-10-28 22:47:00,290 INFO L857 garLoopResultBuilder]: For program point L661-10(lines 661 667) no Hoare annotation was computed. [2021-10-28 22:47:00,291 INFO L853 garLoopResultBuilder]: At program point L959(lines 950 963) the Hoare annotation is: false [2021-10-28 22:47:00,291 INFO L853 garLoopResultBuilder]: At program point L959-1(lines 950 963) the Hoare annotation is: (let ((.cse4 (= ~methaneLevelCritical~0 0)) (.cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse9 (<= 1 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse3 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse6 (= 1 ~systemActive~0)) (.cse8 (= ~methaneLevelCritical~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse7 .cse6 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse7 .cse6 .cse9) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 .cse8))) [2021-10-28 22:47:00,291 INFO L853 garLoopResultBuilder]: At program point L959-2(lines 950 963) the Hoare annotation is: false [2021-10-28 22:47:00,291 INFO L853 garLoopResultBuilder]: At program point L959-3(lines 950 963) the Hoare annotation is: false [2021-10-28 22:47:00,291 INFO L853 garLoopResultBuilder]: At program point L959-4(lines 950 963) the Hoare annotation is: false [2021-10-28 22:47:00,291 INFO L853 garLoopResultBuilder]: At program point L959-5(lines 950 963) the Hoare annotation is: false [2021-10-28 22:47:00,291 INFO L853 garLoopResultBuilder]: At program point L695(lines 690 698) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 1) (<= 1 ~waterLevel~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~10 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) [2021-10-28 22:47:00,291 INFO L853 garLoopResultBuilder]: At program point L695-1(lines 690 698) the Hoare annotation is: false [2021-10-28 22:47:00,292 INFO L853 garLoopResultBuilder]: At program point L695-2(lines 690 698) the Hoare annotation is: false [2021-10-28 22:47:00,295 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:47:00,296 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 22:47:00,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 10:47:00 BoogieIcfgContainer [2021-10-28 22:47:00,366 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 22:47:00,368 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 22:47:00,368 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 22:47:00,368 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 22:47:00,369 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:46:51" (3/4) ... [2021-10-28 22:47:00,372 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 22:47:00,407 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 22:47:00,408 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 22:47:00,410 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 22:47:00,411 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 22:47:00,413 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 22:47:00,415 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 22:47:00,416 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 22:47:00,448 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && waterLevel == 1 [2021-10-28 22:47:00,448 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1 [2021-10-28 22:47:00,448 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 1 <= waterLevel) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= waterLevel) && \result == 1) [2021-10-28 22:47:00,449 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 1 <= waterLevel) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= waterLevel) && \result == 1) [2021-10-28 22:47:00,450 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 1 <= waterLevel) && \result == 1) && tmp == 1) || (((((splverifierCounter == 0 && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= waterLevel) && \result == 1) && tmp == 1)) || (((((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) [2021-10-28 22:47:00,452 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && methaneLevelCritical == 0) && 1 == systemActive) && 1 <= waterLevel) && \result == 1) && tmp == 1) || (((((splverifierCounter == 0 && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= waterLevel) && \result == 1) && tmp == 1) [2021-10-28 22:47:00,452 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 1 <= waterLevel) && \result == 1) && tmp == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= waterLevel) [2021-10-28 22:47:00,455 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 1 <= waterLevel) && \result == 1) && tmp == 1) || ((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= waterLevel) && \result == 1) && tmp == 1) && \result == 1) [2021-10-28 22:47:00,456 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 1 <= waterLevel) && \result == 1) && tmp == 1) || ((((((splverifierCounter == 0 && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= waterLevel) && \result == 1) && tmp == 1) [2021-10-28 22:47:00,457 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= waterLevel)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && \result == 1) && 1 == systemActive) && 1 <= waterLevel)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) [2021-10-28 22:47:00,462 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= waterLevel) && \result == 1) && tmp == 1) && \result == 1 [2021-10-28 22:47:00,467 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && \result == 0) && !(\result == 0)) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= waterLevel) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) || (((((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && !(\result == 0)) && 1 == systemActive) && 1 <= waterLevel) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) [2021-10-28 22:47:00,468 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && tmp___0 == 0) && \result == 0) && 1 == systemActive) && 1 <= waterLevel)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && tmp___0 == 0) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel == 1) [2021-10-28 22:47:00,472 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) [2021-10-28 22:47:00,472 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) [2021-10-28 22:47:00,568 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92351d72-c8a4-4625-9824-e67510c3a7d0/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 22:47:00,568 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 22:47:00,571 INFO L168 Benchmark]: Toolchain (without parser) took 11501.27 ms. Allocated memory was 98.6 MB in the beginning and 151.0 MB in the end (delta: 52.4 MB). Free memory was 69.3 MB in the beginning and 72.6 MB in the end (delta: -3.3 MB). Peak memory consumption was 48.8 MB. Max. memory is 16.1 GB. [2021-10-28 22:47:00,571 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 98.6 MB. Free memory is still 54.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:47:00,572 INFO L168 Benchmark]: CACSL2BoogieTranslator took 748.42 ms. Allocated memory was 98.6 MB in the beginning and 125.8 MB in the end (delta: 27.3 MB). Free memory was 69.0 MB in the beginning and 93.0 MB in the end (delta: -23.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 22:47:00,572 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.55 ms. Allocated memory is still 125.8 MB. Free memory was 93.0 MB in the beginning and 88.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 22:47:00,573 INFO L168 Benchmark]: Boogie Preprocessor took 62.86 ms. Allocated memory is still 125.8 MB. Free memory was 88.8 MB in the beginning and 86.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 22:47:00,573 INFO L168 Benchmark]: RCFGBuilder took 1321.39 ms. Allocated memory is still 125.8 MB. Free memory was 86.1 MB in the beginning and 78.5 MB in the end (delta: 7.6 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2021-10-28 22:47:00,574 INFO L168 Benchmark]: TraceAbstraction took 9019.94 ms. Allocated memory was 125.8 MB in the beginning and 151.0 MB in the end (delta: 25.2 MB). Free memory was 77.8 MB in the beginning and 84.2 MB in the end (delta: -6.4 MB). Peak memory consumption was 73.0 MB. Max. memory is 16.1 GB. [2021-10-28 22:47:00,574 INFO L168 Benchmark]: Witness Printer took 200.48 ms. Allocated memory is still 151.0 MB. Free memory was 84.2 MB in the beginning and 72.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 22:47:00,577 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 98.6 MB. Free memory is still 54.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 748.42 ms. Allocated memory was 98.6 MB in the beginning and 125.8 MB in the end (delta: 27.3 MB). Free memory was 69.0 MB in the beginning and 93.0 MB in the end (delta: -23.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 138.55 ms. Allocated memory is still 125.8 MB. Free memory was 93.0 MB in the beginning and 88.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 62.86 ms. Allocated memory is still 125.8 MB. Free memory was 88.8 MB in the beginning and 86.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1321.39 ms. Allocated memory is still 125.8 MB. Free memory was 86.1 MB in the beginning and 78.5 MB in the end (delta: 7.6 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 9019.94 ms. Allocated memory was 125.8 MB in the beginning and 151.0 MB in the end (delta: 25.2 MB). Free memory was 77.8 MB in the beginning and 84.2 MB in the end (delta: -6.4 MB). Peak memory consumption was 73.0 MB. Max. memory is 16.1 GB. * Witness Printer took 200.48 ms. Allocated memory is still 151.0 MB. Free memory was 84.2 MB in the beginning and 72.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 978]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 978]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 978]: 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: 8.8s, OverallIterations: 12, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.7s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1364 SDtfs, 2061 SDslu, 2363 SDs, 0 SdLazy, 324 SolverSat, 64 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 94 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=390occurred in iteration=11, InterpolantAutomatonStates: 71, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 1248 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 54 PreInvPairs, 192 NumberOfFragments, 932 HoareAnnotationTreeSize, 54 FomulaSimplifications, 759008 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 54 FomulaSimplificationsInter, 179891 FormulaSimplificationTreeSizeReductionInter, 3.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 389 NumberOfCodeBlocks, 389 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 377 ConstructedInterpolants, 0 QuantifiedInterpolants, 709 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 28/28 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: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 964]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 1 <= waterLevel) && \result == 1) && tmp == 1) || ((((((splverifierCounter == 0 && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= waterLevel) && \result == 1) && tmp == 1) - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 1 <= waterLevel) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 856]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 1 <= waterLevel) && \result == 1) && tmp == 1) || (((((splverifierCounter == 0 && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= waterLevel) && \result == 1) && tmp == 1)) || (((((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 1 <= waterLevel) && \result == 1) && tmp == 1) || ((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= waterLevel) && \result == 1) && tmp == 1) && \result == 1) - InvariantResult [Line: 565]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 964]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 565]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && methaneLevelCritical == 0) && 1 == systemActive) && 1 <= waterLevel) && \result == 1) && tmp == 1) || (((((splverifierCounter == 0 && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= waterLevel) && \result == 1) && tmp == 1) - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 1 <= waterLevel) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= waterLevel) && \result == 1) - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && \result == 0) && !(\result == 0)) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= waterLevel) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) || (((((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && !(\result == 0)) && 1 == systemActive) && 1 <= waterLevel) && !(tmp___0 == 0)) && \result == 1) && tmp == 0) && tmp == 1) - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1 - InvariantResult [Line: 565]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 964]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= waterLevel)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && \result == 1) && 1 == systemActive) && 1 <= waterLevel)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && waterLevel == 1 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 1 <= waterLevel) && \result == 1) && tmp == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= waterLevel) - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 754]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && methaneLevelCritical == 0) && tmp___0 == 0) && \result == 0) && 1 == systemActive) && 1 <= waterLevel)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && tmp___0 == 0) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel == 1) - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= waterLevel) && \result == 1) && tmp == 1) && \result == 1 - InvariantResult [Line: 679]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 735]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 22:47:00,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92351d72-c8a4-4625-9824-e67510c3a7d0/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...