./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea2beb6-42c8-4f91-9d9d-41f83d82f3f4/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea2beb6-42c8-4f91-9d9d-41f83d82f3f4/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_2ea2beb6-42c8-4f91-9d9d-41f83d82f3f4/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea2beb6-42c8-4f91-9d9d-41f83d82f3f4/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea2beb6-42c8-4f91-9d9d-41f83d82f3f4/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_2ea2beb6-42c8-4f91-9d9d-41f83d82f3f4/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 458689bcd0930e2b07a61b7490d83be8ce4e59412b26a60581bf78c492ee412e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:54:51,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 22:54:51,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 22:54:51,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 22:54:51,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 22:54:51,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 22:54:51,567 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 22:54:51,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 22:54:51,571 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 22:54:51,572 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 22:54:51,573 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 22:54:51,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 22:54:51,575 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 22:54:51,576 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 22:54:51,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 22:54:51,579 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 22:54:51,580 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 22:54:51,581 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 22:54:51,583 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 22:54:51,585 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 22:54:51,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 22:54:51,588 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 22:54:51,590 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 22:54:51,591 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 22:54:51,594 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 22:54:51,595 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 22:54:51,595 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 22:54:51,596 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 22:54:51,597 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 22:54:51,598 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 22:54:51,598 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 22:54:51,599 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 22:54:51,600 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 22:54:51,601 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 22:54:51,602 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 22:54:51,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 22:54:51,603 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 22:54:51,604 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 22:54:51,604 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 22:54:51,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 22:54:51,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 22:54:51,607 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea2beb6-42c8-4f91-9d9d-41f83d82f3f4/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 22:54:51,633 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 22:54:51,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 22:54:51,633 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 22:54:51,633 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 22:54:51,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 22:54:51,635 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 22:54:51,635 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 22:54:51,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 22:54:51,635 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 22:54:51,635 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 22:54:51,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 22:54:51,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 22:54:51,636 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 22:54:51,636 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 22:54:51,636 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 22:54:51,636 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 22:54:51,637 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 22:54:51,637 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 22:54:51,637 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 22:54:51,637 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 22:54:51,637 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 22:54:51,638 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 22:54:51,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:54:51,644 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 22:54:51,644 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 22:54:51,644 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 22:54:51,644 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 22:54:51,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 22:54:51,645 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 22:54:51,645 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 22:54:51,645 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 22:54:51,645 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 22:54:51,646 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_2ea2beb6-42c8-4f91-9d9d-41f83d82f3f4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea2beb6-42c8-4f91-9d9d-41f83d82f3f4/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 458689bcd0930e2b07a61b7490d83be8ce4e59412b26a60581bf78c492ee412e [2021-10-28 22:54:51,885 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 22:54:51,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 22:54:51,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 22:54:51,911 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 22:54:51,912 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 22:54:51,913 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea2beb6-42c8-4f91-9d9d-41f83d82f3f4/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c [2021-10-28 22:54:51,983 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea2beb6-42c8-4f91-9d9d-41f83d82f3f4/bin/uautomizer-GMMbpWq8iD/data/eeecb7fc9/bda3918e181b4f2f9d97613f558727e1/FLAG50897873c [2021-10-28 22:54:52,498 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 22:54:52,498 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea2beb6-42c8-4f91-9d9d-41f83d82f3f4/sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c [2021-10-28 22:54:52,509 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea2beb6-42c8-4f91-9d9d-41f83d82f3f4/bin/uautomizer-GMMbpWq8iD/data/eeecb7fc9/bda3918e181b4f2f9d97613f558727e1/FLAG50897873c [2021-10-28 22:54:52,811 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea2beb6-42c8-4f91-9d9d-41f83d82f3f4/bin/uautomizer-GMMbpWq8iD/data/eeecb7fc9/bda3918e181b4f2f9d97613f558727e1 [2021-10-28 22:54:52,813 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 22:54:52,814 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 22:54:52,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 22:54:52,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 22:54:52,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 22:54:52,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:54:52" (1/1) ... [2021-10-28 22:54:52,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@202ef7a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:54:52, skipping insertion in model container [2021-10-28 22:54:52,825 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:54:52" (1/1) ... [2021-10-28 22:54:52,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 22:54:52,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 22:54:53,203 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_2ea2beb6-42c8-4f91-9d9d-41f83d82f3f4/sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c[18431,18444] [2021-10-28 22:54:53,213 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:54:53,233 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 22:54:53,350 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_2ea2beb6-42c8-4f91-9d9d-41f83d82f3f4/sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c[18431,18444] [2021-10-28 22:54:53,350 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:54:53,369 INFO L208 MainTranslator]: Completed translation [2021-10-28 22:54:53,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:54:53 WrapperNode [2021-10-28 22:54:53,370 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 22:54:53,371 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 22:54:53,371 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 22:54:53,371 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 22:54:53,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:54:53" (1/1) ... [2021-10-28 22:54:53,398 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:54:53" (1/1) ... [2021-10-28 22:54:53,465 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 22:54:53,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 22:54:53,466 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 22:54:53,466 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 22:54:53,486 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:54:53" (1/1) ... [2021-10-28 22:54:53,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:54:53" (1/1) ... [2021-10-28 22:54:53,498 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:54:53" (1/1) ... [2021-10-28 22:54:53,508 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:54:53" (1/1) ... [2021-10-28 22:54:53,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:54:53" (1/1) ... [2021-10-28 22:54:53,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:54:53" (1/1) ... [2021-10-28 22:54:53,551 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:54:53" (1/1) ... [2021-10-28 22:54:53,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 22:54:53,558 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 22:54:53,558 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 22:54:53,558 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 22:54:53,559 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:54:53" (1/1) ... [2021-10-28 22:54:53,567 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:54:53,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea2beb6-42c8-4f91-9d9d-41f83d82f3f4/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:54:53,590 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea2beb6-42c8-4f91-9d9d-41f83d82f3f4/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 22:54:53,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea2beb6-42c8-4f91-9d9d-41f83d82f3f4/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 22:54:53,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 22:54:53,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 22:54:53,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 22:54:53,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 22:54:54,622 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 22:54:54,622 INFO L299 CfgBuilder]: Removed 200 assume(true) statements. [2021-10-28 22:54:54,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:54:54 BoogieIcfgContainer [2021-10-28 22:54:54,624 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 22:54:54,626 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 22:54:54,626 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 22:54:54,631 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 22:54:54,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 10:54:52" (1/3) ... [2021-10-28 22:54:54,633 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c6248dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:54:54, skipping insertion in model container [2021-10-28 22:54:54,634 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:54:53" (2/3) ... [2021-10-28 22:54:54,634 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c6248dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:54:54, skipping insertion in model container [2021-10-28 22:54:54,634 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:54:54" (3/3) ... [2021-10-28 22:54:54,636 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product46.cil.c [2021-10-28 22:54:54,645 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 22:54:54,645 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 22:54:54,705 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 22:54:54,710 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 22:54:54,710 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 22:54:54,728 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 22:54:54,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-28 22:54:54,735 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:54:54,735 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:54:54,736 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 22:54:54,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:54:54,741 INFO L85 PathProgramCache]: Analyzing trace with hash 1532365727, now seen corresponding path program 1 times [2021-10-28 22:54:54,748 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:54:54,748 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341644550] [2021-10-28 22:54:54,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:54:54,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:54:54,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:54:54,990 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 22:54:54,990 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:54:54,990 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341644550] [2021-10-28 22:54:54,991 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341644550] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:54:54,991 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:54:54,992 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 22:54:54,994 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [325566453] [2021-10-28 22:54:54,998 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 22:54:54,999 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:54:55,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 22:54:55,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 22:54:55,027 INFO L87 Difference]: Start difference. First operand has 135 states, 131 states have (on average 1.534351145038168) internal successors, (201), 134 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:55,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:54:55,087 INFO L93 Difference]: Finished difference Result 264 states and 395 transitions. [2021-10-28 22:54:55,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 22:54:55,088 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-28 22:54:55,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:54:55,101 INFO L225 Difference]: With dead ends: 264 [2021-10-28 22:54:55,101 INFO L226 Difference]: Without dead ends: 131 [2021-10-28 22:54:55,118 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 22:54:55,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-10-28 22:54:55,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2021-10-28 22:54:55,181 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 22:54:55,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 189 transitions. [2021-10-28 22:54:55,187 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 189 transitions. Word has length 18 [2021-10-28 22:54:55,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:54:55,188 INFO L470 AbstractCegarLoop]: Abstraction has 131 states and 189 transitions. [2021-10-28 22:54:55,189 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:55,189 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 189 transitions. [2021-10-28 22:54:55,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 22:54:55,191 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:54:55,191 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:54:55,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 22:54:55,191 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 22:54:55,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:54:55,194 INFO L85 PathProgramCache]: Analyzing trace with hash -70818645, now seen corresponding path program 1 times [2021-10-28 22:54:55,195 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:54:55,195 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316080531] [2021-10-28 22:54:55,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:54:55,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:54:55,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:54:55,377 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 22:54:55,378 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:54:55,378 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316080531] [2021-10-28 22:54:55,378 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316080531] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:54:55,379 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:54:55,379 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:54:55,379 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728566848] [2021-10-28 22:54:55,380 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:54:55,381 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:54:55,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:54:55,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:54:55,382 INFO L87 Difference]: Start difference. First operand 131 states and 189 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:55,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:54:55,392 INFO L93 Difference]: Finished difference Result 131 states and 189 transitions. [2021-10-28 22:54:55,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:54:55,393 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-28 22:54:55,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:54:55,394 INFO L225 Difference]: With dead ends: 131 [2021-10-28 22:54:55,394 INFO L226 Difference]: Without dead ends: 53 [2021-10-28 22:54:55,395 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 22:54:55,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-10-28 22:54:55,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-10-28 22:54:55,400 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 22:54:55,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2021-10-28 22:54:55,400 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 19 [2021-10-28 22:54:55,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:54:55,401 INFO L470 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2021-10-28 22:54:55,401 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:55,401 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2021-10-28 22:54:55,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 22:54:55,402 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:54:55,403 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 22:54:55,403 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 22:54:55,403 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 22:54:55,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:54:55,404 INFO L85 PathProgramCache]: Analyzing trace with hash 1705695964, now seen corresponding path program 1 times [2021-10-28 22:54:55,404 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:54:55,405 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142503825] [2021-10-28 22:54:55,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:54:55,405 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:54:55,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:54:55,518 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 22:54:55,518 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:54:55,519 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142503825] [2021-10-28 22:54:55,519 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2142503825] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:54:55,519 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:54:55,519 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:54:55,519 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596046906] [2021-10-28 22:54:55,520 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:54:55,520 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:54:55,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:54:55,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:54:55,521 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:55,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:54:55,571 INFO L93 Difference]: Finished difference Result 100 states and 146 transitions. [2021-10-28 22:54:55,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 22:54:55,571 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-28 22:54:55,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:54:55,572 INFO L225 Difference]: With dead ends: 100 [2021-10-28 22:54:55,572 INFO L226 Difference]: Without dead ends: 53 [2021-10-28 22:54:55,573 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 22:54:55,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-10-28 22:54:55,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-10-28 22:54:55,578 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 22:54:55,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2021-10-28 22:54:55,579 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 24 [2021-10-28 22:54:55,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:54:55,580 INFO L470 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2021-10-28 22:54:55,580 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:55,580 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2021-10-28 22:54:55,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-28 22:54:55,581 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:54:55,581 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] [2021-10-28 22:54:55,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 22:54:55,582 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 22:54:55,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:54:55,582 INFO L85 PathProgramCache]: Analyzing trace with hash -1939313638, now seen corresponding path program 1 times [2021-10-28 22:54:55,582 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:54:55,583 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954747565] [2021-10-28 22:54:55,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:54:55,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:54:55,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:54:55,652 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 22:54:55,652 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:54:55,652 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954747565] [2021-10-28 22:54:55,653 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954747565] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:54:55,653 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:54:55,653 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 22:54:55,653 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146676491] [2021-10-28 22:54:55,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:54:55,654 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:54:55,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:54:55,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:54:55,655 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:55,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:54:55,681 INFO L93 Difference]: Finished difference Result 123 states and 177 transitions. [2021-10-28 22:54:55,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:54:55,681 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-28 22:54:55,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:54:55,683 INFO L225 Difference]: With dead ends: 123 [2021-10-28 22:54:55,683 INFO L226 Difference]: Without dead ends: 76 [2021-10-28 22:54:55,683 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 22:54:55,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2021-10-28 22:54:55,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 74. [2021-10-28 22:54:55,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 73 states have (on average 1.4246575342465753) internal successors, (104), 73 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:55,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 104 transitions. [2021-10-28 22:54:55,693 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 104 transitions. Word has length 26 [2021-10-28 22:54:55,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:54:55,693 INFO L470 AbstractCegarLoop]: Abstraction has 74 states and 104 transitions. [2021-10-28 22:54:55,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:55,694 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 104 transitions. [2021-10-28 22:54:55,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-28 22:54:55,695 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:54:55,695 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] [2021-10-28 22:54:55,695 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 22:54:55,696 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 22:54:55,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:54:55,697 INFO L85 PathProgramCache]: Analyzing trace with hash -501882354, now seen corresponding path program 1 times [2021-10-28 22:54:55,697 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:54:55,697 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812032016] [2021-10-28 22:54:55,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:54:55,698 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:54:55,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:54:55,794 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 22:54:55,794 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:54:55,794 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812032016] [2021-10-28 22:54:55,795 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812032016] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:54:55,795 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:54:55,795 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 22:54:55,795 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751502216] [2021-10-28 22:54:55,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:54:55,796 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:54:55,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:54:55,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:54:55,797 INFO L87 Difference]: Start difference. First operand 74 states and 104 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:55,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:54:55,941 INFO L93 Difference]: Finished difference Result 373 states and 541 transitions. [2021-10-28 22:54:55,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 22:54:55,941 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2021-10-28 22:54:55,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:54:55,946 INFO L225 Difference]: With dead ends: 373 [2021-10-28 22:54:55,946 INFO L226 Difference]: Without dead ends: 305 [2021-10-28 22:54:55,948 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 22:54:55,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2021-10-28 22:54:55,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 121. [2021-10-28 22:54:55,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 120 states have (on average 1.3916666666666666) internal successors, (167), 120 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:55,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 167 transitions. [2021-10-28 22:54:55,978 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 167 transitions. Word has length 32 [2021-10-28 22:54:55,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:54:55,978 INFO L470 AbstractCegarLoop]: Abstraction has 121 states and 167 transitions. [2021-10-28 22:54:55,978 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:55,979 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 167 transitions. [2021-10-28 22:54:55,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-28 22:54:55,980 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:54:55,980 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] [2021-10-28 22:54:55,980 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 22:54:55,981 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 22:54:55,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:54:55,981 INFO L85 PathProgramCache]: Analyzing trace with hash -1572928884, now seen corresponding path program 1 times [2021-10-28 22:54:55,982 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:54:55,982 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402740693] [2021-10-28 22:54:55,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:54:55,982 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:54:56,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:54:56,040 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 22:54:56,040 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:54:56,040 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402740693] [2021-10-28 22:54:56,041 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402740693] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:54:56,041 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:54:56,041 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:54:56,042 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229866819] [2021-10-28 22:54:56,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 22:54:56,047 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:54:56,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 22:54:56,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 22:54:56,049 INFO L87 Difference]: Start difference. First operand 121 states and 167 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:56,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:54:56,191 INFO L93 Difference]: Finished difference Result 250 states and 352 transitions. [2021-10-28 22:54:56,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 22:54:56,192 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-28 22:54:56,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:54:56,194 INFO L225 Difference]: With dead ends: 250 [2021-10-28 22:54:56,194 INFO L226 Difference]: Without dead ends: 182 [2021-10-28 22:54:56,195 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 22:54:56,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2021-10-28 22:54:56,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 179. [2021-10-28 22:54:56,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 178 states have (on average 1.3932584269662922) internal successors, (248), 178 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:56,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 248 transitions. [2021-10-28 22:54:56,213 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 248 transitions. Word has length 33 [2021-10-28 22:54:56,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:54:56,213 INFO L470 AbstractCegarLoop]: Abstraction has 179 states and 248 transitions. [2021-10-28 22:54:56,213 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:56,213 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 248 transitions. [2021-10-28 22:54:56,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-28 22:54:56,215 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:54:56,215 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] [2021-10-28 22:54:56,215 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 22:54:56,216 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 22:54:56,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:54:56,216 INFO L85 PathProgramCache]: Analyzing trace with hash 1710921162, now seen corresponding path program 1 times [2021-10-28 22:54:56,216 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:54:56,217 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829795694] [2021-10-28 22:54:56,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:54:56,217 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:54:56,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:54:56,265 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 22:54:56,265 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:54:56,266 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829795694] [2021-10-28 22:54:56,266 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829795694] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:54:56,266 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:54:56,266 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 22:54:56,267 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224474582] [2021-10-28 22:54:56,267 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 22:54:56,267 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:54:56,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 22:54:56,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 22:54:56,268 INFO L87 Difference]: Start difference. First operand 179 states and 248 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:56,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:54:56,348 INFO L93 Difference]: Finished difference Result 497 states and 700 transitions. [2021-10-28 22:54:56,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 22:54:56,349 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-28 22:54:56,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:54:56,351 INFO L225 Difference]: With dead ends: 497 [2021-10-28 22:54:56,351 INFO L226 Difference]: Without dead ends: 370 [2021-10-28 22:54:56,352 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 22:54:56,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2021-10-28 22:54:56,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 179. [2021-10-28 22:54:56,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 178 states have (on average 1.3820224719101124) internal successors, (246), 178 states have internal predecessors, (246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:56,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 246 transitions. [2021-10-28 22:54:56,374 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 246 transitions. Word has length 33 [2021-10-28 22:54:56,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:54:56,375 INFO L470 AbstractCegarLoop]: Abstraction has 179 states and 246 transitions. [2021-10-28 22:54:56,375 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:56,375 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 246 transitions. [2021-10-28 22:54:56,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-28 22:54:56,377 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:54:56,377 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] [2021-10-28 22:54:56,377 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 22:54:56,377 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 22:54:56,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:54:56,378 INFO L85 PathProgramCache]: Analyzing trace with hash 1969086600, now seen corresponding path program 1 times [2021-10-28 22:54:56,378 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:54:56,379 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579092049] [2021-10-28 22:54:56,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:54:56,379 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:54:56,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:54:56,448 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 22:54:56,448 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:54:56,449 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579092049] [2021-10-28 22:54:56,449 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [579092049] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:54:56,449 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:54:56,449 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 22:54:56,450 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091323949] [2021-10-28 22:54:56,450 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 22:54:56,450 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:54:56,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 22:54:56,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-28 22:54:56,452 INFO L87 Difference]: Start difference. First operand 179 states and 246 transitions. Second operand has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:56,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:54:56,594 INFO L93 Difference]: Finished difference Result 624 states and 874 transitions. [2021-10-28 22:54:56,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 22:54:56,595 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-28 22:54:56,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:54:56,598 INFO L225 Difference]: With dead ends: 624 [2021-10-28 22:54:56,599 INFO L226 Difference]: Without dead ends: 451 [2021-10-28 22:54:56,600 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-10-28 22:54:56,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2021-10-28 22:54:56,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 188. [2021-10-28 22:54:56,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 188 states, 187 states have (on average 1.3529411764705883) internal successors, (253), 187 states have internal predecessors, (253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:56,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 253 transitions. [2021-10-28 22:54:56,629 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 253 transitions. Word has length 33 [2021-10-28 22:54:56,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:54:56,630 INFO L470 AbstractCegarLoop]: Abstraction has 188 states and 253 transitions. [2021-10-28 22:54:56,631 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:56,631 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 253 transitions. [2021-10-28 22:54:56,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-28 22:54:56,633 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:54:56,634 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, 1] [2021-10-28 22:54:56,634 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 22:54:56,635 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 22:54:56,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:54:56,635 INFO L85 PathProgramCache]: Analyzing trace with hash -558169663, now seen corresponding path program 1 times [2021-10-28 22:54:56,636 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:54:56,636 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756606860] [2021-10-28 22:54:56,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:54:56,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:54:56,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:54:56,726 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 22:54:56,726 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:54:56,726 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756606860] [2021-10-28 22:54:56,727 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1756606860] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:54:56,727 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:54:56,727 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:54:56,727 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189780902] [2021-10-28 22:54:56,728 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 22:54:56,728 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:54:56,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 22:54:56,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 22:54:56,730 INFO L87 Difference]: Start difference. First operand 188 states and 253 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:57,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:54:57,037 INFO L93 Difference]: Finished difference Result 1177 states and 1553 transitions. [2021-10-28 22:54:57,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-28 22:54:57,038 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-10-28 22:54:57,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:54:57,044 INFO L225 Difference]: With dead ends: 1177 [2021-10-28 22:54:57,044 INFO L226 Difference]: Without dead ends: 995 [2021-10-28 22:54:57,049 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-10-28 22:54:57,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 995 states. [2021-10-28 22:54:57,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 995 to 356. [2021-10-28 22:54:57,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 356 states, 355 states have (on average 1.3295774647887324) internal successors, (472), 355 states have internal predecessors, (472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:57,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 472 transitions. [2021-10-28 22:54:57,104 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 472 transitions. Word has length 36 [2021-10-28 22:54:57,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:54:57,106 INFO L470 AbstractCegarLoop]: Abstraction has 356 states and 472 transitions. [2021-10-28 22:54:57,107 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:57,107 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 472 transitions. [2021-10-28 22:54:57,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-28 22:54:57,109 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:54:57,109 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, 1] [2021-10-28 22:54:57,110 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 22:54:57,110 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 22:54:57,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:54:57,111 INFO L85 PathProgramCache]: Analyzing trace with hash 121888707, now seen corresponding path program 1 times [2021-10-28 22:54:57,111 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:54:57,113 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621437350] [2021-10-28 22:54:57,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:54:57,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:54:57,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:54:57,185 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 22:54:57,186 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:54:57,186 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621437350] [2021-10-28 22:54:57,186 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621437350] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:54:57,186 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:54:57,186 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:54:57,187 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428722164] [2021-10-28 22:54:57,187 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:54:57,187 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:54:57,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:54:57,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:54:57,188 INFO L87 Difference]: Start difference. First operand 356 states and 472 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:57,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:54:57,435 INFO L93 Difference]: Finished difference Result 930 states and 1259 transitions. [2021-10-28 22:54:57,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 22:54:57,436 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-10-28 22:54:57,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:54:57,440 INFO L225 Difference]: With dead ends: 930 [2021-10-28 22:54:57,440 INFO L226 Difference]: Without dead ends: 580 [2021-10-28 22:54:57,441 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 22:54:57,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2021-10-28 22:54:57,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 302. [2021-10-28 22:54:57,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 302 states, 301 states have (on average 1.2923588039867109) internal successors, (389), 301 states have internal predecessors, (389), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:57,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 389 transitions. [2021-10-28 22:54:57,485 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 389 transitions. Word has length 36 [2021-10-28 22:54:57,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:54:57,486 INFO L470 AbstractCegarLoop]: Abstraction has 302 states and 389 transitions. [2021-10-28 22:54:57,486 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:57,486 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 389 transitions. [2021-10-28 22:54:57,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-28 22:54:57,487 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:54:57,487 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, 1, 1] [2021-10-28 22:54:57,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 22:54:57,488 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 22:54:57,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:54:57,489 INFO L85 PathProgramCache]: Analyzing trace with hash -613249401, now seen corresponding path program 1 times [2021-10-28 22:54:57,489 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:54:57,489 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999737235] [2021-10-28 22:54:57,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:54:57,489 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:54:57,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:54:57,578 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 22:54:57,579 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:54:57,579 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999737235] [2021-10-28 22:54:57,579 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1999737235] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:54:57,579 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:54:57,580 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 22:54:57,580 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864172620] [2021-10-28 22:54:57,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 22:54:57,580 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:54:57,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 22:54:57,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-28 22:54:57,581 INFO L87 Difference]: Start difference. First operand 302 states and 389 transitions. Second operand has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:57,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:54:57,864 INFO L93 Difference]: Finished difference Result 889 states and 1138 transitions. [2021-10-28 22:54:57,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-28 22:54:57,866 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-10-28 22:54:57,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:54:57,870 INFO L225 Difference]: With dead ends: 889 [2021-10-28 22:54:57,870 INFO L226 Difference]: Without dead ends: 593 [2021-10-28 22:54:57,871 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2021-10-28 22:54:57,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states. [2021-10-28 22:54:57,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 282. [2021-10-28 22:54:57,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 281 states have (on average 1.2526690391459074) internal successors, (352), 281 states have internal predecessors, (352), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:57,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 352 transitions. [2021-10-28 22:54:57,915 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 352 transitions. Word has length 37 [2021-10-28 22:54:57,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:54:57,915 INFO L470 AbstractCegarLoop]: Abstraction has 282 states and 352 transitions. [2021-10-28 22:54:57,915 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:57,916 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 352 transitions. [2021-10-28 22:54:57,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-28 22:54:57,917 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:54:57,917 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:54:57,917 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 22:54:57,918 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 22:54:57,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:54:57,918 INFO L85 PathProgramCache]: Analyzing trace with hash -1278493487, now seen corresponding path program 1 times [2021-10-28 22:54:57,918 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:54:57,919 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927758270] [2021-10-28 22:54:57,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:54:57,919 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:54:57,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:54:57,992 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-28 22:54:57,993 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:54:57,993 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927758270] [2021-10-28 22:54:57,998 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927758270] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:54:57,998 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:54:57,998 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:54:57,998 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844624860] [2021-10-28 22:54:57,999 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:54:57,999 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:54:57,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:54:58,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:54:58,000 INFO L87 Difference]: Start difference. First operand 282 states and 352 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:58,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:54:58,086 INFO L93 Difference]: Finished difference Result 653 states and 819 transitions. [2021-10-28 22:54:58,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 22:54:58,087 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 53 [2021-10-28 22:54:58,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:54:58,090 INFO L225 Difference]: With dead ends: 653 [2021-10-28 22:54:58,090 INFO L226 Difference]: Without dead ends: 377 [2021-10-28 22:54:58,091 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 22:54:58,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2021-10-28 22:54:58,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 282. [2021-10-28 22:54:58,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 281 states have (on average 1.2384341637010676) internal successors, (348), 281 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:58,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 348 transitions. [2021-10-28 22:54:58,158 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 348 transitions. Word has length 53 [2021-10-28 22:54:58,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:54:58,160 INFO L470 AbstractCegarLoop]: Abstraction has 282 states and 348 transitions. [2021-10-28 22:54:58,160 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:58,160 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 348 transitions. [2021-10-28 22:54:58,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-28 22:54:58,161 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:54:58,162 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:54:58,162 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-28 22:54:58,162 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:54:58,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:54:58,163 INFO L85 PathProgramCache]: Analyzing trace with hash -1350880045, now seen corresponding path program 1 times [2021-10-28 22:54:58,163 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:54:58,163 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690405819] [2021-10-28 22:54:58,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:54:58,163 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:54:58,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:54:58,229 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-28 22:54:58,229 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:54:58,230 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690405819] [2021-10-28 22:54:58,230 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1690405819] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:54:58,230 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:54:58,230 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 22:54:58,230 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829012935] [2021-10-28 22:54:58,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 22:54:58,231 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:54:58,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 22:54:58,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 22:54:58,232 INFO L87 Difference]: Start difference. First operand 282 states and 348 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:58,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:54:58,297 INFO L93 Difference]: Finished difference Result 600 states and 751 transitions. [2021-10-28 22:54:58,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 22:54:58,298 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 53 [2021-10-28 22:54:58,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:54:58,300 INFO L225 Difference]: With dead ends: 600 [2021-10-28 22:54:58,300 INFO L226 Difference]: Without dead ends: 324 [2021-10-28 22:54:58,301 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 22:54:58,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2021-10-28 22:54:58,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 240. [2021-10-28 22:54:58,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 239 states have (on average 1.2426778242677825) internal successors, (297), 239 states have internal predecessors, (297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:58,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 297 transitions. [2021-10-28 22:54:58,339 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 297 transitions. Word has length 53 [2021-10-28 22:54:58,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:54:58,339 INFO L470 AbstractCegarLoop]: Abstraction has 240 states and 297 transitions. [2021-10-28 22:54:58,339 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:58,339 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 297 transitions. [2021-10-28 22:54:58,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-28 22:54:58,340 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:54:58,341 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:54:58,341 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-28 22:54:58,341 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:54:58,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:54:58,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1916178793, now seen corresponding path program 1 times [2021-10-28 22:54:58,342 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:54:58,342 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811874147] [2021-10-28 22:54:58,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:54:58,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:54:58,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:54:58,399 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 22:54:58,400 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:54:58,400 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811874147] [2021-10-28 22:54:58,400 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811874147] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:54:58,400 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:54:58,400 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 22:54:58,401 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555189305] [2021-10-28 22:54:58,401 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:54:58,401 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:54:58,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:54:58,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:54:58,402 INFO L87 Difference]: Start difference. First operand 240 states and 297 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:58,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:54:58,518 INFO L93 Difference]: Finished difference Result 612 states and 756 transitions. [2021-10-28 22:54:58,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 22:54:58,519 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-10-28 22:54:58,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:54:58,521 INFO L225 Difference]: With dead ends: 612 [2021-10-28 22:54:58,522 INFO L226 Difference]: Without dead ends: 378 [2021-10-28 22:54:58,523 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 22:54:58,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2021-10-28 22:54:58,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 240. [2021-10-28 22:54:58,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 239 states have (on average 1.2259414225941423) internal successors, (293), 239 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:58,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 293 transitions. [2021-10-28 22:54:58,588 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 293 transitions. Word has length 54 [2021-10-28 22:54:58,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:54:58,588 INFO L470 AbstractCegarLoop]: Abstraction has 240 states and 293 transitions. [2021-10-28 22:54:58,589 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:58,589 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 293 transitions. [2021-10-28 22:54:58,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-28 22:54:58,590 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:54:58,590 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:54:58,590 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-28 22:54:58,591 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:54:58,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:54:58,592 INFO L85 PathProgramCache]: Analyzing trace with hash 1094031012, now seen corresponding path program 1 times [2021-10-28 22:54:58,592 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:54:58,592 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226200051] [2021-10-28 22:54:58,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:54:58,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:54:58,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:54:58,687 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-28 22:54:58,687 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:54:58,687 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226200051] [2021-10-28 22:54:58,688 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226200051] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:54:58,688 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:54:58,688 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:54:58,688 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607011897] [2021-10-28 22:54:58,689 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 22:54:58,689 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:54:58,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 22:54:58,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 22:54:58,690 INFO L87 Difference]: Start difference. First operand 240 states and 293 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:58,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:54:58,864 INFO L93 Difference]: Finished difference Result 571 states and 706 transitions. [2021-10-28 22:54:58,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-28 22:54:58,865 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2021-10-28 22:54:58,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:54:58,867 INFO L225 Difference]: With dead ends: 571 [2021-10-28 22:54:58,867 INFO L226 Difference]: Without dead ends: 387 [2021-10-28 22:54:58,869 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-10-28 22:54:58,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2021-10-28 22:54:58,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 240. [2021-10-28 22:54:58,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 239 states have (on average 1.2217573221757323) internal successors, (292), 239 states have internal predecessors, (292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:58,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 292 transitions. [2021-10-28 22:54:58,909 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 292 transitions. Word has length 56 [2021-10-28 22:54:58,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:54:58,909 INFO L470 AbstractCegarLoop]: Abstraction has 240 states and 292 transitions. [2021-10-28 22:54:58,909 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 5 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:58,909 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 292 transitions. [2021-10-28 22:54:58,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-10-28 22:54:58,910 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:54:58,910 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:54:58,911 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-28 22:54:58,911 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:54:58,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:54:58,912 INFO L85 PathProgramCache]: Analyzing trace with hash -1896433734, now seen corresponding path program 1 times [2021-10-28 22:54:58,912 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:54:58,914 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526634211] [2021-10-28 22:54:58,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:54:58,914 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:54:58,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:54:58,985 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-10-28 22:54:58,985 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:54:58,985 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526634211] [2021-10-28 22:54:58,986 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [526634211] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:54:58,986 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:54:58,986 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-28 22:54:58,986 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96371422] [2021-10-28 22:54:58,987 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 22:54:58,987 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:54:58,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 22:54:58,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-10-28 22:54:58,988 INFO L87 Difference]: Start difference. First operand 240 states and 292 transitions. Second operand has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:59,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:54:59,299 INFO L93 Difference]: Finished difference Result 609 states and 743 transitions. [2021-10-28 22:54:59,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 22:54:59,299 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 77 [2021-10-28 22:54:59,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:54:59,302 INFO L225 Difference]: With dead ends: 609 [2021-10-28 22:54:59,302 INFO L226 Difference]: Without dead ends: 425 [2021-10-28 22:54:59,303 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=104, Invalid=202, Unknown=0, NotChecked=0, Total=306 [2021-10-28 22:54:59,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2021-10-28 22:54:59,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 232. [2021-10-28 22:54:59,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 231 states have (on average 1.2207792207792207) internal successors, (282), 231 states have internal predecessors, (282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:59,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 282 transitions. [2021-10-28 22:54:59,351 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 282 transitions. Word has length 77 [2021-10-28 22:54:59,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:54:59,351 INFO L470 AbstractCegarLoop]: Abstraction has 232 states and 282 transitions. [2021-10-28 22:54:59,351 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:59,352 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 282 transitions. [2021-10-28 22:54:59,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-10-28 22:54:59,353 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:54:59,353 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:54:59,353 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-28 22:54:59,353 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:54:59,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:54:59,354 INFO L85 PathProgramCache]: Analyzing trace with hash -98970795, now seen corresponding path program 1 times [2021-10-28 22:54:59,354 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:54:59,354 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086918407] [2021-10-28 22:54:59,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:54:59,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:54:59,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:54:59,419 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-10-28 22:54:59,419 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:54:59,419 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086918407] [2021-10-28 22:54:59,420 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086918407] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:54:59,420 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:54:59,420 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:54:59,420 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561533949] [2021-10-28 22:54:59,420 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:54:59,421 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:54:59,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:54:59,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:54:59,422 INFO L87 Difference]: Start difference. First operand 232 states and 282 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:59,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:54:59,632 INFO L93 Difference]: Finished difference Result 953 states and 1179 transitions. [2021-10-28 22:54:59,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 22:54:59,632 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2021-10-28 22:54:59,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:54:59,633 INFO L225 Difference]: With dead ends: 953 [2021-10-28 22:54:59,633 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 22:54:59,634 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 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 22:54:59,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 22:54:59,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 22:54:59,635 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 22:54:59,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 22:54:59,635 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 79 [2021-10-28 22:54:59,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:54:59,636 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 22:54:59,636 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:54:59,636 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 22:54:59,636 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 22:54:59,638 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 22:54:59,639 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 22:54:59,639 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 22:54:59,640 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-28 22:54:59,642 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 22:54:59,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:54:59,648 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:54:59,649 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:54:59,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:54:59,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:00,334 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:00,956 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:00,958 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:00,958 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:00,959 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:00,960 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:00,960 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:00,960 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:00,961 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:00,962 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:00,962 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:00,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:00,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:00,964 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:00,964 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:00,965 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:00,994 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:00,995 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:00,996 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:00,997 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:00,997 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:01,363 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:01,364 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:01,365 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:01,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:01,439 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:01,439 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:01,475 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:01,840 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:02,000 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:02,001 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:02,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:02,003 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:03,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:03,056 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:03,057 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:03,057 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:03,059 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:03,122 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:03,163 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:03,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:03,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:04,053 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:04,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:04,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:04,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:04,685 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:04,799 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:04,799 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:04,801 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:04,801 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:04,802 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:04,802 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:55:16,928 INFO L853 garLoopResultBuilder]: At program point L828(lines 823 831) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse4 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse5 (= ULTIMATE.start_main_~tmp~4 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse8 (= |ULTIMATE.start_isPumpRunning_#res| 1)) (.cse9 (not (= 0 ~systemActive~0))) (.cse10 (= ~pumpRunning~0 1))) (or (and (= ULTIMATE.start_processEnvironment_~tmp~6 0) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) .cse1 .cse2 .cse3 (<= 2 ~waterLevel~0) (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) .cse4 .cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) .cse6 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse7 .cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse9 .cse10))) [2021-10-28 22:55:16,928 INFO L853 garLoopResultBuilder]: At program point L828-1(lines 823 831) the Hoare annotation is: false [2021-10-28 22:55:16,928 INFO L857 garLoopResultBuilder]: For program point L762(lines 762 770) no Hoare annotation was computed. [2021-10-28 22:55:16,929 INFO L853 garLoopResultBuilder]: At program point L828-2(lines 823 831) the Hoare annotation is: false [2021-10-28 22:55:16,929 INFO L857 garLoopResultBuilder]: For program point L762-1(lines 762 770) no Hoare annotation was computed. [2021-10-28 22:55:16,929 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 967) no Hoare annotation was computed. [2021-10-28 22:55:16,929 INFO L857 garLoopResultBuilder]: For program point L762-2(lines 762 770) no Hoare annotation was computed. [2021-10-28 22:55:16,929 INFO L857 garLoopResultBuilder]: For program point L69(lines 69 82) no Hoare annotation was computed. [2021-10-28 22:55:16,930 INFO L853 garLoopResultBuilder]: At program point L69-1(lines 1 970) the Hoare annotation is: (let ((.cse14 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse12 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse13 (= ~methaneLevelCritical~0 0)) (.cse16 (= |ULTIMATE.start_isMethaneAlarm_#res| 0))) (let ((.cse2 (not .cse16)) (.cse4 (not .cse13)) (.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse5 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse10 (= ~pumpRunning~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse11 (= ~pumpRunning~0 0)) (.cse3 (not .cse12)) (.cse6 (= ULTIMATE.start_main_~tmp~4 1)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse15 (= ~waterLevel~0 1)) (.cse8 (not .cse14)) (.cse9 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse1 .cse11 .cse12 .cse13 .cse14 (<= ~waterLevel~0 1) .cse2 (not (= |ULTIMATE.start_getWaterLevel_#res| 2)) .cse6 .cse7 (not (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 2)) .cse9) (and .cse1 .cse11 .cse13 .cse6 .cse7 .cse15 .cse9) (and .cse1 .cse11 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse12 .cse13 .cse14 .cse5 .cse6 .cse7 .cse16 .cse9 .cse10) (and .cse1 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) .cse12 .cse13 .cse14 (<= 2 ~waterLevel~0) (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) .cse5 .cse6 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) .cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse16 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse9 .cse10) (and .cse1 .cse11 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse3 .cse6 .cse7 .cse15 .cse8 .cse9)))) [2021-10-28 22:55:16,930 INFO L857 garLoopResultBuilder]: For program point L69-2(lines 69 82) no Hoare annotation was computed. [2021-10-28 22:55:16,930 INFO L853 garLoopResultBuilder]: At program point L69-3(lines 1 970) the Hoare annotation is: false [2021-10-28 22:55:16,930 INFO L857 garLoopResultBuilder]: For program point L69-4(lines 69 82) no Hoare annotation was computed. [2021-10-28 22:55:16,930 INFO L853 garLoopResultBuilder]: At program point L69-5(lines 1 970) the Hoare annotation is: false [2021-10-28 22:55:16,931 INFO L857 garLoopResultBuilder]: For program point L732(lines 732 749) no Hoare annotation was computed. [2021-10-28 22:55:16,931 INFO L857 garLoopResultBuilder]: For program point L732-1(lines 732 749) no Hoare annotation was computed. [2021-10-28 22:55:16,931 INFO L857 garLoopResultBuilder]: For program point L732-2(lines 732 749) no Hoare annotation was computed. [2021-10-28 22:55:16,931 INFO L857 garLoopResultBuilder]: For program point L732-3(lines 732 749) no Hoare annotation was computed. [2021-10-28 22:55:16,931 INFO L857 garLoopResultBuilder]: For program point L732-4(lines 732 749) no Hoare annotation was computed. [2021-10-28 22:55:16,931 INFO L857 garLoopResultBuilder]: For program point L732-5(lines 732 749) no Hoare annotation was computed. [2021-10-28 22:55:16,932 INFO L853 garLoopResultBuilder]: At program point L700(lines 699 718) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~4 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse2 .cse3 .cse4) (and .cse0 (= ULTIMATE.start_activatePump_~tmp~7 0) .cse2 .cse3 .cse4 (= ~pumpRunning~0 1)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1) .cse4))) [2021-10-28 22:55:16,932 INFO L857 garLoopResultBuilder]: For program point L700-1(lines 700 706) no Hoare annotation was computed. [2021-10-28 22:55:16,932 INFO L853 garLoopResultBuilder]: At program point L700-2(lines 699 718) the Hoare annotation is: false [2021-10-28 22:55:16,932 INFO L853 garLoopResultBuilder]: At program point L700-3(lines 699 718) the Hoare annotation is: false [2021-10-28 22:55:16,932 INFO L857 garLoopResultBuilder]: For program point L73(lines 73 79) no Hoare annotation was computed. [2021-10-28 22:55:16,933 INFO L857 garLoopResultBuilder]: For program point L73-2(lines 73 79) no Hoare annotation was computed. [2021-10-28 22:55:16,933 INFO L857 garLoopResultBuilder]: For program point L73-4(lines 73 79) no Hoare annotation was computed. [2021-10-28 22:55:16,933 INFO L857 garLoopResultBuilder]: For program point L602(lines 602 606) no Hoare annotation was computed. [2021-10-28 22:55:16,933 INFO L857 garLoopResultBuilder]: For program point L602-3(lines 602 606) no Hoare annotation was computed. [2021-10-28 22:55:16,933 INFO L857 garLoopResultBuilder]: For program point L602-6(lines 602 606) no Hoare annotation was computed. [2021-10-28 22:55:16,933 INFO L853 garLoopResultBuilder]: At program point L504-2(lines 504 518) the Hoare annotation is: false [2021-10-28 22:55:16,934 INFO L857 garLoopResultBuilder]: For program point L967(line 967) no Hoare annotation was computed. [2021-10-28 22:55:16,934 INFO L857 garLoopResultBuilder]: For program point L967-1(line 967) no Hoare annotation was computed. [2021-10-28 22:55:16,934 INFO L857 garLoopResultBuilder]: For program point L967-2(line 967) no Hoare annotation was computed. [2021-10-28 22:55:16,934 INFO L857 garLoopResultBuilder]: For program point L736(lines 736 744) no Hoare annotation was computed. [2021-10-28 22:55:16,934 INFO L857 garLoopResultBuilder]: For program point L736-1(lines 736 744) no Hoare annotation was computed. [2021-10-28 22:55:16,934 INFO L857 garLoopResultBuilder]: For program point L736-2(lines 736 744) no Hoare annotation was computed. [2021-10-28 22:55:16,935 INFO L857 garLoopResultBuilder]: For program point L736-3(lines 736 744) no Hoare annotation was computed. [2021-10-28 22:55:16,935 INFO L857 garLoopResultBuilder]: For program point L736-4(lines 736 744) no Hoare annotation was computed. [2021-10-28 22:55:16,935 INFO L857 garLoopResultBuilder]: For program point L736-5(lines 736 744) no Hoare annotation was computed. [2021-10-28 22:55:16,935 INFO L857 garLoopResultBuilder]: For program point L505(line 505) no Hoare annotation was computed. [2021-10-28 22:55:16,935 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 967) no Hoare annotation was computed. [2021-10-28 22:55:16,936 INFO L853 garLoopResultBuilder]: At program point L671(lines 666 674) the Hoare annotation is: (let ((.cse9 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse10 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse13 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse12 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse11 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse6 (= ULTIMATE.start_main_~tmp~4 1)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse8 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= ~waterLevel~0 1) (not .cse5) (not (= |ULTIMATE.start_getWaterLevel_#res| 2)) .cse6 .cse7 .cse8) (and (= ULTIMATE.start_processEnvironment_~tmp~6 0) .cse0 .cse2 .cse3 .cse4 .cse9 .cse6 .cse7 .cse5 .cse8 .cse10) (and .cse0 (not .cse11) .cse2 .cse3 .cse4 (<= 2 ~waterLevel~0) (not .cse12) .cse9 .cse6 (not .cse13) .cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse8 .cse10) (and .cse0 .cse13 .cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1) .cse2 .cse3 .cse4 .cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse11 (= |ULTIMATE.start_getWaterLevel_#res| 1) .cse6 .cse7 (= ~waterLevel~0 1) .cse8))) [2021-10-28 22:55:16,936 INFO L853 garLoopResultBuilder]: At program point L671-1(lines 666 674) the Hoare annotation is: false [2021-10-28 22:55:16,936 INFO L853 garLoopResultBuilder]: At program point L671-2(lines 666 674) the Hoare annotation is: false [2021-10-28 22:55:16,936 INFO L857 garLoopResultBuilder]: For program point L936(lines 936 949) no Hoare annotation was computed. [2021-10-28 22:55:16,936 INFO L853 garLoopResultBuilder]: At program point L639(lines 634 642) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse4 (= ULTIMATE.start_main_~tmp~4 1)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (not (= 0 ~systemActive~0))) (.cse7 (= ~pumpRunning~0 1))) (or (and .cse0 (not .cse1) (not .cse2) .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7))) [2021-10-28 22:55:16,937 INFO L853 garLoopResultBuilder]: At program point L639-1(lines 634 642) the Hoare annotation is: false [2021-10-28 22:55:16,937 INFO L853 garLoopResultBuilder]: At program point L639-2(lines 634 642) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse3 (<= 2 ~waterLevel~0)) (.cse4 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse7 (= ULTIMATE.start_main_~tmp~4 1)) (.cse8 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse9 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse11 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse12 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (not .cse5) (not .cse6) .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse5 .cse6 .cse3 .cse4 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12))) [2021-10-28 22:55:16,937 INFO L853 garLoopResultBuilder]: At program point L639-3(lines 634 642) the Hoare annotation is: (let ((.cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse11 (= ~methaneLevelCritical~0 0)) (.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse3 (not .cse10)) (.cse4 (not .cse11)) (.cse2 (not .cse12)) (.cse5 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse9 (= ~pumpRunning~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse19 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse13 (= ~pumpRunning~0 0)) (.cse14 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1)) (.cse18 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse15 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse17 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse6 (= ULTIMATE.start_main_~tmp~4 1)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse16 (= ~waterLevel~0 1)) (.cse8 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse10 .cse11 .cse5 .cse6 .cse7 .cse12 .cse8 .cse9) (and .cse1 .cse13 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8) (and .cse1 .cse13 .cse14 .cse15 .cse3 .cse4 .cse6 .cse7 .cse16 .cse8) (and .cse1 .cse13 .cse10 .cse11 (<= ~waterLevel~0 1) .cse2 .cse6 .cse7 .cse8) (and .cse1 (not .cse17) .cse10 .cse11 (<= 2 ~waterLevel~0) (not .cse18) .cse5 .cse6 (not .cse19) .cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse8 .cse9) (and .cse1 .cse19 .cse13 .cse14 .cse10 .cse11 .cse18 .cse15 .cse17 .cse6 .cse7 .cse16 .cse8)))) [2021-10-28 22:55:16,937 INFO L853 garLoopResultBuilder]: At program point L639-4(lines 634 642) the Hoare annotation is: false [2021-10-28 22:55:16,938 INFO L853 garLoopResultBuilder]: At program point L639-5(lines 634 642) the Hoare annotation is: false [2021-10-28 22:55:16,938 INFO L853 garLoopResultBuilder]: At program point L639-6(lines 634 642) the Hoare annotation is: false [2021-10-28 22:55:16,938 INFO L853 garLoopResultBuilder]: At program point L639-7(lines 634 642) the Hoare annotation is: false [2021-10-28 22:55:16,938 INFO L853 garLoopResultBuilder]: At program point L639-8(lines 634 642) the Hoare annotation is: false [2021-10-28 22:55:16,938 INFO L853 garLoopResultBuilder]: At program point L639-9(lines 634 642) the Hoare annotation is: false [2021-10-28 22:55:16,938 INFO L853 garLoopResultBuilder]: At program point L639-10(lines 634 642) the Hoare annotation is: false [2021-10-28 22:55:16,939 INFO L853 garLoopResultBuilder]: At program point L639-11(lines 634 642) the Hoare annotation is: false [2021-10-28 22:55:16,939 INFO L857 garLoopResultBuilder]: For program point L508(lines 508 512) no Hoare annotation was computed. [2021-10-28 22:55:16,939 INFO L857 garLoopResultBuilder]: For program point L508-1(lines 700 706) no Hoare annotation was computed. [2021-10-28 22:55:16,939 INFO L853 garLoopResultBuilder]: At program point L707(lines 707 713) the Hoare annotation is: (let ((.cse10 (= ~methaneLevelCritical~0 0)) (.cse11 (= |ULTIMATE.start_isMethaneAlarm_#res| 0))) (let ((.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse17 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse15 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse5 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse9 (= ~pumpRunning~0 1)) (.cse14 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1)) (.cse16 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse18 (= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse13 (= ~pumpRunning~0 0)) (.cse2 (not .cse11)) (.cse4 (not .cse10)) (.cse6 (= ULTIMATE.start_main_~tmp~4 1)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse8 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (not .cse3) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse3 .cse10 .cse5 .cse6 .cse7 .cse11 .cse8 .cse9) (and .cse1 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse6 .cse7 .cse18 .cse8) (and .cse1 .cse13 (<= ~waterLevel~0 1) .cse2 .cse6 .cse7 .cse8) (and .cse1 (not .cse17) .cse3 .cse10 (<= 2 ~waterLevel~0) (not .cse15) .cse5 .cse6 (not .cse12) .cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse11 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse8 .cse9) (and .cse1 .cse13 .cse14 .cse16 .cse4 .cse6 .cse7 .cse18 .cse8) (and .cse1 .cse13 .cse2 .cse4 .cse6 .cse7 .cse8)))) [2021-10-28 22:55:16,939 INFO L853 garLoopResultBuilder]: At program point L707-1(lines 707 713) the Hoare annotation is: false [2021-10-28 22:55:16,940 INFO L853 garLoopResultBuilder]: At program point L707-2(lines 707 713) the Hoare annotation is: false [2021-10-28 22:55:16,940 INFO L853 garLoopResultBuilder]: At program point L113(lines 1 970) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-28 22:55:16,940 INFO L857 garLoopResultBuilder]: For program point L907(lines 906 953) no Hoare annotation was computed. [2021-10-28 22:55:16,940 INFO L857 garLoopResultBuilder]: For program point L908(lines 908 912) no Hoare annotation was computed. [2021-10-28 22:55:16,940 INFO L857 garLoopResultBuilder]: For program point L579(lines 579 586) no Hoare annotation was computed. [2021-10-28 22:55:16,940 INFO L860 garLoopResultBuilder]: At program point L579-1(lines 579 586) the Hoare annotation is: true [2021-10-28 22:55:16,941 INFO L857 garLoopResultBuilder]: For program point L877(lines 877 881) no Hoare annotation was computed. [2021-10-28 22:55:16,941 INFO L857 garLoopResultBuilder]: For program point L877-2(lines 877 881) no Hoare annotation was computed. [2021-10-28 22:55:16,941 INFO L857 garLoopResultBuilder]: For program point L877-3(lines 877 881) no Hoare annotation was computed. [2021-10-28 22:55:16,941 INFO L857 garLoopResultBuilder]: For program point L877-5(lines 877 881) no Hoare annotation was computed. [2021-10-28 22:55:16,941 INFO L857 garLoopResultBuilder]: For program point L679(lines 679 685) no Hoare annotation was computed. [2021-10-28 22:55:16,941 INFO L857 garLoopResultBuilder]: For program point L877-6(lines 877 881) no Hoare annotation was computed. [2021-10-28 22:55:16,942 INFO L857 garLoopResultBuilder]: For program point L679-1(lines 679 685) no Hoare annotation was computed. [2021-10-28 22:55:16,942 INFO L857 garLoopResultBuilder]: For program point L679-2(lines 679 685) no Hoare annotation was computed. [2021-10-28 22:55:16,942 INFO L857 garLoopResultBuilder]: For program point L877-8(lines 877 881) no Hoare annotation was computed. [2021-10-28 22:55:16,942 INFO L857 garLoopResultBuilder]: For program point L679-3(lines 679 685) no Hoare annotation was computed. [2021-10-28 22:55:16,942 INFO L857 garLoopResultBuilder]: For program point L877-9(lines 877 881) no Hoare annotation was computed. [2021-10-28 22:55:16,942 INFO L857 garLoopResultBuilder]: For program point L679-4(lines 679 685) no Hoare annotation was computed. [2021-10-28 22:55:16,942 INFO L857 garLoopResultBuilder]: For program point L877-11(lines 877 881) no Hoare annotation was computed. [2021-10-28 22:55:16,943 INFO L857 garLoopResultBuilder]: For program point L679-5(lines 679 685) no Hoare annotation was computed. [2021-10-28 22:55:16,943 INFO L857 garLoopResultBuilder]: For program point L877-12(lines 877 881) no Hoare annotation was computed. [2021-10-28 22:55:16,943 INFO L857 garLoopResultBuilder]: For program point L877-14(lines 877 881) no Hoare annotation was computed. [2021-10-28 22:55:16,943 INFO L857 garLoopResultBuilder]: For program point L877-15(lines 877 881) no Hoare annotation was computed. [2021-10-28 22:55:16,943 INFO L857 garLoopResultBuilder]: For program point L877-17(lines 877 881) no Hoare annotation was computed. [2021-10-28 22:55:16,943 INFO L857 garLoopResultBuilder]: For program point L944(lines 944 948) no Hoare annotation was computed. [2021-10-28 22:55:16,944 INFO L853 garLoopResultBuilder]: At program point L944-2(lines 700 706) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse5 (= ~pumpRunning~0 1)) (.cse7 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~4 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ~waterLevel~0 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and (= ULTIMATE.start_processEnvironment_~tmp~6 0) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (or (and .cse0 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) .cse1 .cse6 .cse4 .cse5) (and .cse0 .cse7 .cse1 .cse4 .cse5)) .cse2 .cse3) (and .cse0 .cse8 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse2 .cse3 .cse4) (and .cse0 .cse8 .cse7 .cse2 .cse3 .cse4) (and .cse0 .cse8 .cse2 .cse3 .cse6 .cse4))) [2021-10-28 22:55:16,944 INFO L857 garLoopResultBuilder]: For program point L614(lines 614 618) no Hoare annotation was computed. [2021-10-28 22:55:16,944 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 22:55:16,944 INFO L853 garLoopResultBuilder]: At program point L121(lines 116 124) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-28 22:55:16,944 INFO L853 garLoopResultBuilder]: At program point L684(lines 675 688) the Hoare annotation is: false [2021-10-28 22:55:16,945 INFO L853 garLoopResultBuilder]: At program point L684-1(lines 675 688) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse3 (= ULTIMATE.start_main_~tmp~4 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~waterLevel~0 1) .cse5) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse3 .cse4 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse5) (and .cse0 .cse1 (<= ~waterLevel~0 1) (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse2 .cse3 .cse4 .cse5))) [2021-10-28 22:55:16,945 INFO L853 garLoopResultBuilder]: At program point L684-2(lines 675 688) the Hoare annotation is: false [2021-10-28 22:55:16,945 INFO L853 garLoopResultBuilder]: At program point L684-3(lines 675 688) the Hoare annotation is: false [2021-10-28 22:55:16,945 INFO L853 garLoopResultBuilder]: At program point L684-4(lines 675 688) the Hoare annotation is: false [2021-10-28 22:55:16,945 INFO L853 garLoopResultBuilder]: At program point L684-5(lines 675 688) the Hoare annotation is: false [2021-10-28 22:55:16,946 INFO L857 garLoopResultBuilder]: For program point L916(lines 916 922) no Hoare annotation was computed. [2021-10-28 22:55:16,946 INFO L853 garLoopResultBuilder]: At program point L916-1(lines 916 922) the Hoare annotation is: (let ((.cse17 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse16 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse15 (= ~methaneLevelCritical~0 0)) (.cse18 (= |ULTIMATE.start_isMethaneAlarm_#res| 0))) (let ((.cse8 (not .cse18)) (.cse10 (not .cse15)) (.cse6 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse1 (<= 2 ~waterLevel~0)) (.cse13 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse2 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse5 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse14 (= ~pumpRunning~0 0)) (.cse9 (not .cse16)) (.cse3 (= ULTIMATE.start_main_~tmp~4 1)) (.cse11 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ~waterLevel~0 1)) (.cse12 (not .cse17)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse2 .cse7 .cse4 .cse5)) .cse8 .cse9 .cse10 .cse3 .cse11 .cse12) (and .cse13 .cse0 .cse8 .cse9 .cse10 .cse2 .cse3 .cse11 .cse12 .cse4 .cse5) (and .cse0 .cse14 .cse15 .cse3 .cse11 .cse7 .cse4) (and .cse0 .cse14 .cse16 .cse15 .cse17 .cse8 (not (= |ULTIMATE.start_getWaterLevel_#res| 2)) .cse3 .cse11 (not (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 2)) .cse4) (and .cse0 .cse14 .cse8 .cse9 .cse10 .cse3 .cse11 .cse12 .cse4) (and (or (and .cse0 .cse6 .cse16 .cse15 .cse2 .cse7 .cse4 .cse5) (and .cse0 .cse16 .cse15 .cse1 .cse2 .cse3 .cse4 .cse5)) .cse17 .cse3 .cse11 .cse18) (and .cse0 .cse14 .cse1 .cse9 .cse3 .cse11 .cse12 .cse4) (and .cse0 .cse14 .cse15 .cse1 .cse3 .cse11 .cse4) (and .cse13 .cse0 .cse16 .cse15 .cse17 .cse2 .cse3 .cse11 .cse18 .cse4 .cse5) (and .cse0 .cse14 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse9 .cse3 .cse11 .cse7 .cse12 .cse4)))) [2021-10-28 22:55:16,946 INFO L853 garLoopResultBuilder]: At program point L883(lines 868 886) the Hoare annotation is: false [2021-10-28 22:55:16,946 INFO L853 garLoopResultBuilder]: At program point L883-1(lines 868 886) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1)) (.cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse5 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse6 (= ULTIMATE.start_main_~tmp~4 1)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse8 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (= ~waterLevel~0 1) .cse8) (and .cse0 .cse2 (<= 2 ~waterLevel~0) (not .cse4) .cse6 (not .cse1) .cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse8) (and .cse0 .cse1 .cse2 .cse3 (<= ~waterLevel~0 1) (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse4 .cse5 .cse6 .cse7 .cse8))) [2021-10-28 22:55:16,946 INFO L853 garLoopResultBuilder]: At program point L883-2(lines 868 886) the Hoare annotation is: false [2021-10-28 22:55:16,947 INFO L853 garLoopResultBuilder]: At program point L883-3(lines 868 886) the Hoare annotation is: false [2021-10-28 22:55:16,947 INFO L853 garLoopResultBuilder]: At program point L883-4(lines 868 886) the Hoare annotation is: false [2021-10-28 22:55:16,947 INFO L853 garLoopResultBuilder]: At program point L883-5(lines 868 886) the Hoare annotation is: false [2021-10-28 22:55:16,947 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 22:55:16,947 INFO L853 garLoopResultBuilder]: At program point L819(lines 812 822) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse5 (= ULTIMATE.start_main_~tmp~4 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse7 (not (= 0 ~systemActive~0))) (.cse8 (= ~pumpRunning~0 1))) (or (and .cse0 (not .cse1) (not .cse2) (not .cse3) .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse6 .cse1 .cse7 .cse8))) [2021-10-28 22:55:16,948 INFO L853 garLoopResultBuilder]: At program point L819-1(lines 812 822) the Hoare annotation is: false [2021-10-28 22:55:16,948 INFO L853 garLoopResultBuilder]: At program point L819-2(lines 812 822) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse8 (= ULTIMATE.start_main_~tmp~4 1)) (.cse9 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse10 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse11 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse3 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse13 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 (not .cse3) .cse4 .cse5 (not .cse6) (not .cse7) .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse1 .cse2 .cse6 .cse7 .cse4 .cse5 .cse8 .cse9 .cse10 .cse11 .cse3 .cse12 .cse13))) [2021-10-28 22:55:16,948 INFO L853 garLoopResultBuilder]: At program point L819-3(lines 812 822) the Hoare annotation is: false [2021-10-28 22:55:16,948 INFO L853 garLoopResultBuilder]: At program point L819-4(lines 812 822) the Hoare annotation is: false [2021-10-28 22:55:16,948 INFO L853 garLoopResultBuilder]: At program point L819-5(lines 812 822) the Hoare annotation is: false [2021-10-28 22:55:16,949 INFO L853 garLoopResultBuilder]: At program point L819-6(lines 812 822) the Hoare annotation is: false [2021-10-28 22:55:16,949 INFO L853 garLoopResultBuilder]: At program point L819-7(lines 812 822) the Hoare annotation is: false [2021-10-28 22:55:16,949 INFO L860 garLoopResultBuilder]: At program point L588(lines 569 591) the Hoare annotation is: true [2021-10-28 22:55:16,949 INFO L853 garLoopResultBuilder]: At program point L555(lines 551 557) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start_main_~tmp~4 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-28 22:55:16,949 INFO L853 garLoopResultBuilder]: At program point L819-8(lines 812 822) the Hoare annotation is: false [2021-10-28 22:55:16,949 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 22:55:16,950 INFO L853 garLoopResultBuilder]: At program point L954(lines 905 955) the Hoare annotation is: false [2021-10-28 22:55:16,950 INFO L857 garLoopResultBuilder]: For program point L63(lines 63 83) no Hoare annotation was computed. [2021-10-28 22:55:16,950 INFO L857 garLoopResultBuilder]: For program point L63-2(lines 63 83) no Hoare annotation was computed. [2021-10-28 22:55:16,950 INFO L857 garLoopResultBuilder]: For program point L63-4(lines 63 83) no Hoare annotation was computed. [2021-10-28 22:55:16,950 INFO L857 garLoopResultBuilder]: For program point L758(lines 758 775) no Hoare annotation was computed. [2021-10-28 22:55:16,950 INFO L857 garLoopResultBuilder]: For program point L758-1(lines 758 775) no Hoare annotation was computed. [2021-10-28 22:55:16,951 INFO L857 garLoopResultBuilder]: For program point L758-2(lines 758 775) no Hoare annotation was computed. [2021-10-28 22:55:16,951 INFO L857 garLoopResultBuilder]: For program point L626(lines 626 630) no Hoare annotation was computed. [2021-10-28 22:55:16,951 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 22:55:16,951 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 967) no Hoare annotation was computed. [2021-10-28 22:55:16,951 INFO L857 garLoopResultBuilder]: For program point L926(lines 926 932) no Hoare annotation was computed. [2021-10-28 22:55:16,951 INFO L853 garLoopResultBuilder]: At program point L926-1(lines 926 932) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse5 (= ~pumpRunning~0 1)) (.cse7 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~4 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ~waterLevel~0 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and (= ULTIMATE.start_processEnvironment_~tmp~6 0) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (or (and .cse0 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) .cse1 .cse6 .cse4 .cse5) (and .cse0 .cse7 .cse1 .cse4 .cse5)) .cse2 .cse3) (and .cse0 .cse8 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse2 .cse3 .cse4) (and .cse0 .cse8 .cse7 .cse2 .cse3 .cse4) (and .cse0 .cse8 .cse2 .cse3 .cse6 .cse4))) [2021-10-28 22:55:16,952 INFO L857 garLoopResultBuilder]: For program point L794(lines 794 800) no Hoare annotation was computed. [2021-10-28 22:55:16,952 INFO L857 garLoopResultBuilder]: For program point L794-2(lines 794 800) no Hoare annotation was computed. [2021-10-28 22:55:16,952 INFO L857 garLoopResultBuilder]: For program point L794-4(lines 794 800) no Hoare annotation was computed. [2021-10-28 22:55:16,952 INFO L857 garLoopResultBuilder]: For program point L794-6(lines 794 800) no Hoare annotation was computed. [2021-10-28 22:55:16,952 INFO L857 garLoopResultBuilder]: For program point L794-8(lines 794 800) no Hoare annotation was computed. [2021-10-28 22:55:16,952 INFO L857 garLoopResultBuilder]: For program point L794-10(lines 794 800) no Hoare annotation was computed. [2021-10-28 22:55:16,956 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:55:16,957 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 22:55:17,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 10:55:16 BoogieIcfgContainer [2021-10-28 22:55:17,000 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 22:55:17,000 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 22:55:17,001 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 22:55:17,001 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 22:55:17,001 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:54:54" (3/4) ... [2021-10-28 22:55:17,004 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 22:55:17,023 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 22:55:17,024 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 22:55:17,026 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 22:55:17,027 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 22:55:17,029 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 22:55:17,030 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 22:55:17,031 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 22:55:17,056 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-28 22:55:17,056 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0 && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-28 22:55:17,056 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((tmp == 0 && splverifierCounter == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 0) && tmp == 1) && \result == 1) && !(tmp == 0)) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && !(\result == 0)) && !(\result == 2)) && tmp == 1) && \result == 1) && !(tmp___0 == 2)) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && !(tmp == 0)) && !(0 == systemActive))) || ((((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((((((((splverifierCounter == 0 && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(\result == 0)) && tmp == 1) && \result == 1) && waterLevel == 1) && !(tmp == 0)) && !(0 == systemActive)) [2021-10-28 22:55:17,057 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && !(tmp == 0)) && tmp == 0) && waterLevel == 1) && !(0 == systemActive)) && pumpRunning == 1)) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && !(tmp == 0)) || ((((((((((tmp == 0 && splverifierCounter == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 0) && tmp == 1) && \result == 1) && !(tmp == 0)) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && !(\result == 0)) && !(\result == 2)) && tmp == 1) && \result == 1) && !(tmp___0 == 2)) && !(0 == systemActive))) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && !(tmp == 0)) && !(0 == systemActive))) || ((((((((((((splverifierCounter == 0 && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 0) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 1)) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 1) && \result == 1) && !(tmp == 0)) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(\result == 0)) && tmp == 1) && \result == 1) && waterLevel == 1) && !(tmp == 0)) && !(0 == systemActive)) [2021-10-28 22:55:17,057 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 0 && splverifierCounter == 0) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && !(tmp == 0)) && tmp == 0) && waterLevel == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) && tmp == 1) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-10-28 22:55:17,058 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 0 && splverifierCounter == 0) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && !(tmp == 0)) && tmp == 0) && waterLevel == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) && tmp == 1) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-10-28 22:55:17,058 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-10-28 22:55:17,058 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((tmp == 0 && splverifierCounter == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1) && tmp == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((((((((((splverifierCounter == 0 && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-28 22:55:17,060 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((tmp == 0 && splverifierCounter == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((((((((((splverifierCounter == 0 && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && \result == 0) && methaneLevelCritical == 0) && \result == 0) && \result == 1) && tmp == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-10-28 22:55:17,060 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) [2021-10-28 22:55:17,061 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) && pumpRunning == 1) [2021-10-28 22:55:17,061 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive))) || (((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && \result == 1) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-28 22:55:17,062 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && !(\result == 0)) && !(\result == 2)) && tmp == 1) && \result == 1) && !(0 == systemActive)) || ((((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((((((((splverifierCounter == 0 && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && \result == 1) && tmp == 0) && \result == 1) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-10-28 22:55:17,063 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 0) && !(0 == systemActive))) || ((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && waterLevel <= 1) && !(\result == 0)) && \result == 0) && \result == 1) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-28 22:55:17,063 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((((((((((splverifierCounter == 0 && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && \result == 0) && \result == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) [2021-10-28 22:55:17,065 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && 2 <= waterLevel) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) [2021-10-28 22:55:17,065 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && !(\result == 0)) && 2 <= waterLevel) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) || (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && \result == 0) && tmp == 0) && !(0 == systemActive)) [2021-10-28 22:55:17,124 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea2beb6-42c8-4f91-9d9d-41f83d82f3f4/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 22:55:17,125 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 22:55:17,126 INFO L168 Benchmark]: Toolchain (without parser) took 24310.74 ms. Allocated memory was 94.4 MB in the beginning and 350.2 MB in the end (delta: 255.9 MB). Free memory was 71.1 MB in the beginning and 147.4 MB in the end (delta: -76.3 MB). Peak memory consumption was 179.2 MB. Max. memory is 16.1 GB. [2021-10-28 22:55:17,126 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 94.4 MB. Free memory is still 67.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:55:17,127 INFO L168 Benchmark]: CACSL2BoogieTranslator took 554.37 ms. Allocated memory is still 94.4 MB. Free memory was 70.8 MB in the beginning and 61.0 MB in the end (delta: 9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 22:55:17,127 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.25 ms. Allocated memory is still 94.4 MB. Free memory was 61.0 MB in the beginning and 56.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 22:55:17,128 INFO L168 Benchmark]: Boogie Preprocessor took 91.03 ms. Allocated memory is still 94.4 MB. Free memory was 56.8 MB in the beginning and 53.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 22:55:17,128 INFO L168 Benchmark]: RCFGBuilder took 1066.60 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 53.8 MB in the beginning and 58.6 MB in the end (delta: -4.7 MB). Peak memory consumption was 30.0 MB. Max. memory is 16.1 GB. [2021-10-28 22:55:17,129 INFO L168 Benchmark]: TraceAbstraction took 22374.28 ms. Allocated memory was 113.2 MB in the beginning and 350.2 MB in the end (delta: 237.0 MB). Free memory was 57.9 MB in the beginning and 159.9 MB in the end (delta: -102.0 MB). Peak memory consumption was 187.0 MB. Max. memory is 16.1 GB. [2021-10-28 22:55:17,129 INFO L168 Benchmark]: Witness Printer took 124.20 ms. Allocated memory is still 350.2 MB. Free memory was 159.9 MB in the beginning and 147.4 MB in the end (delta: 12.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 22:55:17,131 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 94.4 MB. Free memory is still 67.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 554.37 ms. Allocated memory is still 94.4 MB. Free memory was 70.8 MB in the beginning and 61.0 MB in the end (delta: 9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 94.25 ms. Allocated memory is still 94.4 MB. Free memory was 61.0 MB in the beginning and 56.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 91.03 ms. Allocated memory is still 94.4 MB. Free memory was 56.8 MB in the beginning and 53.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1066.60 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 53.8 MB in the beginning and 58.6 MB in the end (delta: -4.7 MB). Peak memory consumption was 30.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 22374.28 ms. Allocated memory was 113.2 MB in the beginning and 350.2 MB in the end (delta: 237.0 MB). Free memory was 57.9 MB in the beginning and 159.9 MB in the end (delta: -102.0 MB). Peak memory consumption was 187.0 MB. Max. memory is 16.1 GB. * Witness Printer took 124.20 ms. Allocated memory is still 350.2 MB. Free memory was 159.9 MB in the beginning and 147.4 MB in the end (delta: 12.6 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: 967]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 967]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 967]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 135 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 22.2s, OverallIterations: 17, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 17.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 2034 SDtfs, 3220 SDslu, 3671 SDs, 0 SdLazy, 609 SolverSat, 105 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 161 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=356occurred in iteration=9, InterpolantAutomatonStates: 117, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 17 MinimizatonAttempts, 2528 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 58 PreInvPairs, 382 NumberOfFragments, 2315 HoareAnnotationTreeSize, 58 FomulaSimplifications, 107400404 FormulaSimplificationTreeSizeReduction, 5.1s HoareSimplificationTime, 58 FomulaSimplificationsInter, 21646922 FormulaSimplificationTreeSizeReductionInter, 12.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 699 NumberOfCodeBlocks, 699 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 682 ConstructedInterpolants, 0 QuantifiedInterpolants, 1202 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 PerfectInterpolantSequences, 160/160 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 916]: Loop Invariant Derived loop invariant: ((((((((((((((((((((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((splverifierCounter == 0 && !(tmp == 0)) && tmp == 0) && waterLevel == 1) && !(0 == systemActive)) && pumpRunning == 1)) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && !(tmp == 0)) || ((((((((((tmp == 0 && splverifierCounter == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 0) && tmp == 1) && \result == 1) && !(tmp == 0)) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && !(\result == 0)) && !(\result == 2)) && tmp == 1) && \result == 1) && !(tmp___0 == 2)) && !(0 == systemActive))) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && !(tmp == 0)) && !(0 == systemActive))) || ((((((((((((splverifierCounter == 0 && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 0) && tmp == 1) && !(0 == systemActive)) && pumpRunning == 1)) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 1) && \result == 1) && !(tmp == 0)) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(\result == 0)) && tmp == 1) && \result == 1) && waterLevel == 1) && !(tmp == 0)) && !(0 == systemActive)) - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: ((((((((((((((tmp == 0 && splverifierCounter == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1) && tmp == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((((((((((splverifierCounter == 0 && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 579]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && 2 <= waterLevel) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) - InvariantResult [Line: 504]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive))) || (((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && !(\result == 0)) && \result == 1) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 0) && !(0 == systemActive))) || ((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && waterLevel <= 1) && !(\result == 0)) && \result == 0) && \result == 1) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && !(\result == 0)) && 2 <= waterLevel) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 0) && !(0 == systemActive)) || (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && \result == 0) && tmp == 0) && !(0 == systemActive)) - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: ((((((((((((((tmp == 0 && splverifierCounter == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || ((((((((((((((splverifierCounter == 0 && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && \result == 0) && methaneLevelCritical == 0) && \result == 0) && \result == 1) && tmp == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: (((((((((tmp == 0 && splverifierCounter == 0) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && !(tmp == 0)) && tmp == 0) && waterLevel == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) && tmp == 1) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && !(\result == 0)) && !(\result == 2)) && tmp == 1) && \result == 1) && !(0 == systemActive)) || ((((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((((((((splverifierCounter == 0 && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || ((((((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && \result == 0) && \result == 1) && tmp == 0) && \result == 1) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: (((((((((tmp == 0 && splverifierCounter == 0) && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && !(tmp == 0)) && tmp == 0) && waterLevel == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) && tmp == 1) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: (((((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1) || ((((((((((((((((splverifierCounter == 0 && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && \result == 0) && \result == 1) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1) - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && tmp == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive))) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((((((tmp == 0 && splverifierCounter == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 0) && tmp == 1) && \result == 1) && !(tmp == 0)) && !(0 == systemActive)) && pumpRunning == 1) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && !(\result == 0)) && !(\result == 2)) && tmp == 1) && \result == 1) && !(tmp___0 == 2)) && !(0 == systemActive))) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive))) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(\result == 0)) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) && !(tmp == 0)) && !(0 == systemActive))) || ((((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && tmp == 0) && tmp == 1) && \result == 1) && \result == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((((((((splverifierCounter == 0 && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && tmp == 1) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && \result == 0) && tmp == 0) && !(0 == systemActive)) && pumpRunning == 1)) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(\result == 0)) && tmp == 1) && \result == 1) && waterLevel == 1) && !(tmp == 0)) && !(0 == systemActive)) - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 22:55:17,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea2beb6-42c8-4f91-9d9d-41f83d82f3f4/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...