./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c826b878-5da4-45e0-ab07-e2b013ebcbdc/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c826b878-5da4-45e0-ab07-e2b013ebcbdc/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c826b878-5da4-45e0-ab07-e2b013ebcbdc/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c826b878-5da4-45e0-ab07-e2b013ebcbdc/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c826b878-5da4-45e0-ab07-e2b013ebcbdc/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c826b878-5da4-45e0-ab07-e2b013ebcbdc/bin/uautomizer-j4sWxH34Be --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3cfb2febd3006e73b0e8309478193e665e2e7ddd381dfad7d5652117e74962c4 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 20:09:59,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:09:59,405 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:09:59,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:09:59,467 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:09:59,473 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:09:59,476 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:09:59,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:09:59,483 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:09:59,490 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:09:59,491 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:09:59,493 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:09:59,494 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:09:59,496 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:09:59,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:09:59,502 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:09:59,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:09:59,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:09:59,506 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:09:59,509 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:09:59,511 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:09:59,517 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:09:59,519 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:09:59,520 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:09:59,524 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:09:59,530 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:09:59,531 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:09:59,532 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:09:59,534 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:09:59,535 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:09:59,536 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:09:59,537 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:09:59,539 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:09:59,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:09:59,542 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:09:59,542 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:09:59,543 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:09:59,543 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:09:59,544 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:09:59,545 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:09:59,545 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:09:59,546 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c826b878-5da4-45e0-ab07-e2b013ebcbdc/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-21 20:09:59,574 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:09:59,574 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:09:59,575 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:09:59,575 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:09:59,576 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:09:59,576 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:09:59,577 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:09:59,577 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:09:59,577 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 20:09:59,578 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:09:59,578 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 20:09:59,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:09:59,578 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 20:09:59,578 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 20:09:59,579 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 20:09:59,579 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 20:09:59,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 20:09:59,579 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:09:59,580 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 20:09:59,580 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:09:59,580 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:09:59,580 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 20:09:59,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:09:59,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:09:59,581 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 20:09:59,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 20:09:59,582 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:09:59,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 20:09:59,582 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 20:09:59,582 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 20:09:59,583 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 20:09:59,583 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:09:59,583 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_c826b878-5da4-45e0-ab07-e2b013ebcbdc/bin/uautomizer-j4sWxH34Be/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c826b878-5da4-45e0-ab07-e2b013ebcbdc/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cfb2febd3006e73b0e8309478193e665e2e7ddd381dfad7d5652117e74962c4 [2021-10-21 20:09:59,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:09:59,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:09:59,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:09:59,848 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:09:59,849 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:09:59,850 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c826b878-5da4-45e0-ab07-e2b013ebcbdc/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c [2021-10-21 20:09:59,934 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c826b878-5da4-45e0-ab07-e2b013ebcbdc/bin/uautomizer-j4sWxH34Be/data/cbfbee631/5a6461396d4b4b02a65a818871dde1e9/FLAG8e0484532 [2021-10-21 20:10:00,492 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:10:00,492 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c826b878-5da4-45e0-ab07-e2b013ebcbdc/sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c [2021-10-21 20:10:00,507 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c826b878-5da4-45e0-ab07-e2b013ebcbdc/bin/uautomizer-j4sWxH34Be/data/cbfbee631/5a6461396d4b4b02a65a818871dde1e9/FLAG8e0484532 [2021-10-21 20:10:00,800 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c826b878-5da4-45e0-ab07-e2b013ebcbdc/bin/uautomizer-j4sWxH34Be/data/cbfbee631/5a6461396d4b4b02a65a818871dde1e9 [2021-10-21 20:10:00,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:10:00,804 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 20:10:00,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:10:00,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:10:00,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:10:00,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:10:00" (1/1) ... [2021-10-21 20:10:00,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69c2b059 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:10:00, skipping insertion in model container [2021-10-21 20:10:00,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:10:00" (1/1) ... [2021-10-21 20:10:00,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:10:00,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:10:01,176 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_c826b878-5da4-45e0-ab07-e2b013ebcbdc/sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c[13989,14002] [2021-10-21 20:10:01,235 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:10:01,257 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 20:10:01,346 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_c826b878-5da4-45e0-ab07-e2b013ebcbdc/sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c[13989,14002] [2021-10-21 20:10:01,362 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:10:01,389 INFO L208 MainTranslator]: Completed translation [2021-10-21 20:10:01,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:10:01 WrapperNode [2021-10-21 20:10:01,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:10:01,392 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 20:10:01,392 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 20:10:01,392 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 20:10:01,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:10:01" (1/1) ... [2021-10-21 20:10:01,416 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:10:01" (1/1) ... [2021-10-21 20:10:01,467 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 20:10:01,480 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 20:10:01,480 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 20:10:01,481 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 20:10:01,489 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:10:01" (1/1) ... [2021-10-21 20:10:01,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:10:01" (1/1) ... [2021-10-21 20:10:01,497 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:10:01" (1/1) ... [2021-10-21 20:10:01,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:10:01" (1/1) ... [2021-10-21 20:10:01,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:10:01" (1/1) ... [2021-10-21 20:10:01,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:10:01" (1/1) ... [2021-10-21 20:10:01,557 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:10:01" (1/1) ... [2021-10-21 20:10:01,562 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 20:10:01,563 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 20:10:01,563 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 20:10:01,564 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 20:10:01,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:10:01" (1/1) ... [2021-10-21 20:10:01,578 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 20:10:01,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c826b878-5da4-45e0-ab07-e2b013ebcbdc/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:10:01,602 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c826b878-5da4-45e0-ab07-e2b013ebcbdc/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 20:10:01,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c826b878-5da4-45e0-ab07-e2b013ebcbdc/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 20:10:01,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 20:10:01,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 20:10:01,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 20:10:01,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 20:10:02,597 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 20:10:02,597 INFO L299 CfgBuilder]: Removed 198 assume(true) statements. [2021-10-21 20:10:02,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:10:02 BoogieIcfgContainer [2021-10-21 20:10:02,599 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 20:10:02,601 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 20:10:02,601 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 20:10:02,605 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 20:10:02,605 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 08:10:00" (1/3) ... [2021-10-21 20:10:02,606 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fb51ade and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:10:02, skipping insertion in model container [2021-10-21 20:10:02,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:10:01" (2/3) ... [2021-10-21 20:10:02,606 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fb51ade and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 08:10:02, skipping insertion in model container [2021-10-21 20:10:02,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:10:02" (3/3) ... [2021-10-21 20:10:02,608 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product57.cil.c [2021-10-21 20:10:02,613 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 20:10:02,614 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-21 20:10:02,672 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-21 20:10:02,680 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-21 20:10:02,680 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-21 20:10:02,696 INFO L276 IsEmpty]: Start isEmpty. Operand has 141 states, 137 states have (on average 1.532846715328467) internal successors, (210), 140 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:02,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-21 20:10:02,703 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:10:02,703 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:10:02,704 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:10:02,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:10:02,709 INFO L82 PathProgramCache]: Analyzing trace with hash -38817959, now seen corresponding path program 1 times [2021-10-21 20:10:02,726 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:10:02,726 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146815313] [2021-10-21 20:10:02,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:10:02,727 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:10:02,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:10:02,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:10:02,990 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:10:02,990 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146815313] [2021-10-21 20:10:02,991 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2146815313] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:10:02,991 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:10:02,991 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 20:10:03,002 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051778201] [2021-10-21 20:10:03,008 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-21 20:10:03,009 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:10:03,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-21 20:10:03,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 20:10:03,033 INFO L87 Difference]: Start difference. First operand has 141 states, 137 states have (on average 1.532846715328467) internal successors, (210), 140 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:03,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:10:03,094 INFO L93 Difference]: Finished difference Result 276 states and 413 transitions. [2021-10-21 20:10:03,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-21 20:10:03,096 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-21 20:10:03,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:10:03,109 INFO L225 Difference]: With dead ends: 276 [2021-10-21 20:10:03,110 INFO L226 Difference]: Without dead ends: 137 [2021-10-21 20:10:03,116 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-21 20:10:03,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2021-10-21 20:10:03,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2021-10-21 20:10:03,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 134 states have (on average 1.4776119402985075) internal successors, (198), 136 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:03,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 198 transitions. [2021-10-21 20:10:03,179 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 198 transitions. Word has length 18 [2021-10-21 20:10:03,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:10:03,180 INFO L470 AbstractCegarLoop]: Abstraction has 137 states and 198 transitions. [2021-10-21 20:10:03,180 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:03,180 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 198 transitions. [2021-10-21 20:10:03,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-21 20:10:03,182 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:10:03,182 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:10:03,183 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-21 20:10:03,183 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:10:03,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:10:03,186 INFO L82 PathProgramCache]: Analyzing trace with hash -949848712, now seen corresponding path program 1 times [2021-10-21 20:10:03,187 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:10:03,187 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591334036] [2021-10-21 20:10:03,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:10:03,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:10:03,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:10:03,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:10:03,370 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:10:03,371 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591334036] [2021-10-21 20:10:03,371 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591334036] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:10:03,371 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:10:03,371 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:10:03,372 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25196645] [2021-10-21 20:10:03,373 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:10:03,373 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:10:03,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:10:03,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:10:03,374 INFO L87 Difference]: Start difference. First operand 137 states and 198 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:03,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:10:03,385 INFO L93 Difference]: Finished difference Result 137 states and 198 transitions. [2021-10-21 20:10:03,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:10:03,386 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-21 20:10:03,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:10:03,387 INFO L225 Difference]: With dead ends: 137 [2021-10-21 20:10:03,387 INFO L226 Difference]: Without dead ends: 55 [2021-10-21 20:10:03,388 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:10:03,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-10-21 20:10:03,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-10-21 20:10:03,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.462962962962963) internal successors, (79), 54 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:03,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions. [2021-10-21 20:10:03,394 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 19 [2021-10-21 20:10:03,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:10:03,394 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions. [2021-10-21 20:10:03,394 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:03,395 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2021-10-21 20:10:03,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-21 20:10:03,396 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:10:03,396 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:10:03,396 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-21 20:10:03,397 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:10:03,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:10:03,397 INFO L82 PathProgramCache]: Analyzing trace with hash -1573067069, now seen corresponding path program 1 times [2021-10-21 20:10:03,397 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:10:03,398 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575652909] [2021-10-21 20:10:03,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:10:03,398 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:10:03,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:10:03,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:10:03,484 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:10:03,484 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575652909] [2021-10-21 20:10:03,484 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575652909] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:10:03,484 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:10:03,485 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 20:10:03,485 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467464135] [2021-10-21 20:10:03,486 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-21 20:10:03,486 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:10:03,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-21 20:10:03,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-21 20:10:03,487 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:03,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:10:03,661 INFO L93 Difference]: Finished difference Result 104 states and 152 transitions. [2021-10-21 20:10:03,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 20:10:03,662 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-21 20:10:03,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:10:03,663 INFO L225 Difference]: With dead ends: 104 [2021-10-21 20:10:03,663 INFO L226 Difference]: Without dead ends: 55 [2021-10-21 20:10:03,664 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 28.9ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-21 20:10:03,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2021-10-21 20:10:03,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55. [2021-10-21 20:10:03,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.4444444444444444) internal successors, (78), 54 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:03,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 78 transitions. [2021-10-21 20:10:03,670 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 78 transitions. Word has length 24 [2021-10-21 20:10:03,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:10:03,671 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 78 transitions. [2021-10-21 20:10:03,671 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:03,671 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 78 transitions. [2021-10-21 20:10:03,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-21 20:10:03,673 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:10:03,673 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:10:03,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-21 20:10:03,673 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:10:03,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:10:03,674 INFO L82 PathProgramCache]: Analyzing trace with hash -630835270, now seen corresponding path program 1 times [2021-10-21 20:10:03,674 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:10:03,675 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391992381] [2021-10-21 20:10:03,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:10:03,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:10:03,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:10:03,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:10:03,726 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:10:03,727 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391992381] [2021-10-21 20:10:03,727 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391992381] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:10:03,727 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:10:03,728 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-21 20:10:03,728 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1626900706] [2021-10-21 20:10:03,728 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-21 20:10:03,729 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:10:03,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-21 20:10:03,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:10:03,730 INFO L87 Difference]: Start difference. First operand 55 states and 78 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:03,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:10:03,755 INFO L93 Difference]: Finished difference Result 127 states and 183 transitions. [2021-10-21 20:10:03,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-21 20:10:03,756 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-21 20:10:03,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:10:03,757 INFO L225 Difference]: With dead ends: 127 [2021-10-21 20:10:03,757 INFO L226 Difference]: Without dead ends: 78 [2021-10-21 20:10:03,758 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.1ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-21 20:10:03,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2021-10-21 20:10:03,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 76. [2021-10-21 20:10:03,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.4266666666666667) internal successors, (107), 75 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:03,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 107 transitions. [2021-10-21 20:10:03,766 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 107 transitions. Word has length 26 [2021-10-21 20:10:03,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:10:03,767 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 107 transitions. [2021-10-21 20:10:03,767 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:03,768 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2021-10-21 20:10:03,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-21 20:10:03,769 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:10:03,769 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:10:03,769 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-21 20:10:03,770 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:10:03,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:10:03,770 INFO L82 PathProgramCache]: Analyzing trace with hash -1446451218, now seen corresponding path program 1 times [2021-10-21 20:10:03,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:10:03,771 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564372889] [2021-10-21 20:10:03,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:10:03,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:10:03,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:10:03,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:10:03,854 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:10:03,854 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564372889] [2021-10-21 20:10:03,854 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564372889] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:10:03,854 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:10:03,855 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 20:10:03,855 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698040814] [2021-10-21 20:10:03,855 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:10:03,856 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:10:03,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:10:03,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:10:03,857 INFO L87 Difference]: Start difference. First operand 76 states and 107 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:03,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:10:03,990 INFO L93 Difference]: Finished difference Result 381 states and 553 transitions. [2021-10-21 20:10:03,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-21 20:10:03,991 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2021-10-21 20:10:03,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:10:03,995 INFO L225 Difference]: With dead ends: 381 [2021-10-21 20:10:03,995 INFO L226 Difference]: Without dead ends: 311 [2021-10-21 20:10:03,997 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 33.4ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-21 20:10:03,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2021-10-21 20:10:04,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 123. [2021-10-21 20:10:04,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 122 states have (on average 1.3934426229508197) internal successors, (170), 122 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:04,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 170 transitions. [2021-10-21 20:10:04,029 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 170 transitions. Word has length 32 [2021-10-21 20:10:04,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:10:04,029 INFO L470 AbstractCegarLoop]: Abstraction has 123 states and 170 transitions. [2021-10-21 20:10:04,030 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:04,030 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 170 transitions. [2021-10-21 20:10:04,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-21 20:10:04,031 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:10:04,032 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:10:04,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-21 20:10:04,032 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:10:04,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:10:04,033 INFO L82 PathProgramCache]: Analyzing trace with hash 1777469548, now seen corresponding path program 1 times [2021-10-21 20:10:04,033 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:10:04,033 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382550644] [2021-10-21 20:10:04,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:10:04,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:10:04,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:10:04,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:10:04,107 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:10:04,108 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382550644] [2021-10-21 20:10:04,108 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382550644] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:10:04,108 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:10:04,108 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-21 20:10:04,109 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60013932] [2021-10-21 20:10:04,109 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 20:10:04,109 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:10:04,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 20:10:04,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 20:10:04,110 INFO L87 Difference]: Start difference. First operand 123 states and 170 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:04,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:10:04,223 INFO L93 Difference]: Finished difference Result 254 states and 358 transitions. [2021-10-21 20:10:04,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-21 20:10:04,224 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-21 20:10:04,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:10:04,231 INFO L225 Difference]: With dead ends: 254 [2021-10-21 20:10:04,231 INFO L226 Difference]: Without dead ends: 184 [2021-10-21 20:10:04,233 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.9ms TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 20:10:04,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2021-10-21 20:10:04,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 181. [2021-10-21 20:10:04,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 180 states have (on average 1.3944444444444444) internal successors, (251), 180 states have internal predecessors, (251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:04,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 251 transitions. [2021-10-21 20:10:04,255 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 251 transitions. Word has length 33 [2021-10-21 20:10:04,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:10:04,256 INFO L470 AbstractCegarLoop]: Abstraction has 181 states and 251 transitions. [2021-10-21 20:10:04,256 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:04,256 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 251 transitions. [2021-10-21 20:10:04,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-21 20:10:04,263 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:10:04,263 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:10:04,263 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-21 20:10:04,264 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:10:04,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:10:04,264 INFO L82 PathProgramCache]: Analyzing trace with hash 766352298, now seen corresponding path program 1 times [2021-10-21 20:10:04,264 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:10:04,269 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049327113] [2021-10-21 20:10:04,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:10:04,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:10:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:10:04,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:10:04,345 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:10:04,346 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049327113] [2021-10-21 20:10:04,346 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049327113] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:10:04,346 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:10:04,346 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 20:10:04,347 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528015771] [2021-10-21 20:10:04,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 20:10:04,347 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:10:04,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 20:10:04,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 20:10:04,348 INFO L87 Difference]: Start difference. First operand 181 states and 251 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:04,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:10:04,407 INFO L93 Difference]: Finished difference Result 505 states and 712 transitions. [2021-10-21 20:10:04,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 20:10:04,408 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-21 20:10:04,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:10:04,412 INFO L225 Difference]: With dead ends: 505 [2021-10-21 20:10:04,412 INFO L226 Difference]: Without dead ends: 376 [2021-10-21 20:10:04,413 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.8ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:10:04,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2021-10-21 20:10:04,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 181. [2021-10-21 20:10:04,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 180 states have (on average 1.3833333333333333) internal successors, (249), 180 states have internal predecessors, (249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:04,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 249 transitions. [2021-10-21 20:10:04,432 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 249 transitions. Word has length 33 [2021-10-21 20:10:04,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:10:04,433 INFO L470 AbstractCegarLoop]: Abstraction has 181 states and 249 transitions. [2021-10-21 20:10:04,433 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:04,433 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 249 transitions. [2021-10-21 20:10:04,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-21 20:10:04,435 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:10:04,435 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:10:04,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-21 20:10:04,435 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:10:04,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:10:04,436 INFO L82 PathProgramCache]: Analyzing trace with hash 1024517736, now seen corresponding path program 1 times [2021-10-21 20:10:04,436 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:10:04,437 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939221144] [2021-10-21 20:10:04,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:10:04,439 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:10:04,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:10:04,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:10:04,541 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:10:04,541 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939221144] [2021-10-21 20:10:04,542 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939221144] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:10:04,542 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:10:04,542 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-21 20:10:04,542 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769782485] [2021-10-21 20:10:04,543 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-21 20:10:04,543 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:10:04,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-21 20:10:04,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-21 20:10:04,545 INFO L87 Difference]: Start difference. First operand 181 states and 249 transitions. Second operand has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:04,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:10:04,684 INFO L93 Difference]: Finished difference Result 634 states and 889 transitions. [2021-10-21 20:10:04,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-21 20:10:04,685 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-21 20:10:04,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:10:04,688 INFO L225 Difference]: With dead ends: 634 [2021-10-21 20:10:04,689 INFO L226 Difference]: Without dead ends: 459 [2021-10-21 20:10:04,689 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 62.4ms TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-10-21 20:10:04,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 459 states. [2021-10-21 20:10:04,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 459 to 190. [2021-10-21 20:10:04,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 189 states have (on average 1.3544973544973544) internal successors, (256), 189 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:04,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 256 transitions. [2021-10-21 20:10:04,730 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 256 transitions. Word has length 33 [2021-10-21 20:10:04,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:10:04,730 INFO L470 AbstractCegarLoop]: Abstraction has 190 states and 256 transitions. [2021-10-21 20:10:04,730 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.714285714285714) internal successors, (33), 7 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:04,731 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 256 transitions. [2021-10-21 20:10:04,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-21 20:10:04,731 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:10:04,731 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:10:04,731 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-21 20:10:04,732 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:10:04,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:10:04,732 INFO L82 PathProgramCache]: Analyzing trace with hash 416532263, now seen corresponding path program 1 times [2021-10-21 20:10:04,732 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:10:04,733 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72522648] [2021-10-21 20:10:04,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:10:04,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:10:04,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:10:04,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:10:04,790 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:10:04,790 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72522648] [2021-10-21 20:10:04,791 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72522648] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:10:04,791 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:10:04,791 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 20:10:04,791 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926359954] [2021-10-21 20:10:04,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-21 20:10:04,792 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:10:04,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-21 20:10:04,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-21 20:10:04,793 INFO L87 Difference]: Start difference. First operand 190 states and 256 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:05,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:10:05,044 INFO L93 Difference]: Finished difference Result 1391 states and 1856 transitions. [2021-10-21 20:10:05,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-21 20:10:05,044 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-10-21 20:10:05,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:10:05,051 INFO L225 Difference]: With dead ends: 1391 [2021-10-21 20:10:05,051 INFO L226 Difference]: Without dead ends: 1207 [2021-10-21 20:10:05,052 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 67.7ms TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-10-21 20:10:05,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2021-10-21 20:10:05,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 360. [2021-10-21 20:10:05,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 360 states, 359 states have (on average 1.3314763231197773) internal successors, (478), 359 states have internal predecessors, (478), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:05,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 478 transitions. [2021-10-21 20:10:05,101 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 478 transitions. Word has length 36 [2021-10-21 20:10:05,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:10:05,101 INFO L470 AbstractCegarLoop]: Abstraction has 360 states and 478 transitions. [2021-10-21 20:10:05,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:05,101 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 478 transitions. [2021-10-21 20:10:05,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-21 20:10:05,102 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:10:05,102 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:10:05,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-21 20:10:05,103 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:10:05,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:10:05,103 INFO L82 PathProgramCache]: Analyzing trace with hash 1096590633, now seen corresponding path program 1 times [2021-10-21 20:10:05,103 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:10:05,104 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305676353] [2021-10-21 20:10:05,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:10:05,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:10:05,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:10:05,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:10:05,156 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:10:05,156 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305676353] [2021-10-21 20:10:05,156 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [305676353] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:10:05,156 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:10:05,156 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 20:10:05,156 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448529793] [2021-10-21 20:10:05,157 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:10:05,157 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:10:05,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:10:05,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:10:05,158 INFO L87 Difference]: Start difference. First operand 360 states and 478 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:05,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:10:05,368 INFO L93 Difference]: Finished difference Result 946 states and 1283 transitions. [2021-10-21 20:10:05,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-21 20:10:05,369 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-10-21 20:10:05,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:10:05,372 INFO L225 Difference]: With dead ends: 946 [2021-10-21 20:10:05,373 INFO L226 Difference]: Without dead ends: 592 [2021-10-21 20:10:05,374 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 24.7ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-21 20:10:05,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2021-10-21 20:10:05,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 306. [2021-10-21 20:10:05,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 305 states have (on average 1.2950819672131149) internal successors, (395), 305 states have internal predecessors, (395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:05,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 395 transitions. [2021-10-21 20:10:05,417 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 395 transitions. Word has length 36 [2021-10-21 20:10:05,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:10:05,418 INFO L470 AbstractCegarLoop]: Abstraction has 306 states and 395 transitions. [2021-10-21 20:10:05,418 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:05,418 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 395 transitions. [2021-10-21 20:10:05,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-21 20:10:05,419 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:10:05,420 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:10:05,420 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-21 20:10:05,420 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:10:05,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:10:05,421 INFO L82 PathProgramCache]: Analyzing trace with hash 361452525, now seen corresponding path program 1 times [2021-10-21 20:10:05,421 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:10:05,423 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297131871] [2021-10-21 20:10:05,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:10:05,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:10:05,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:10:05,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:10:05,492 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:10:05,492 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297131871] [2021-10-21 20:10:05,492 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297131871] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:10:05,492 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:10:05,492 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 20:10:05,493 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460139120] [2021-10-21 20:10:05,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:10:05,493 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:10:05,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:10:05,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:10:05,495 INFO L87 Difference]: Start difference. First operand 306 states and 395 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:05,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:10:05,677 INFO L93 Difference]: Finished difference Result 745 states and 956 transitions. [2021-10-21 20:10:05,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-21 20:10:05,678 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-10-21 20:10:05,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:10:05,681 INFO L225 Difference]: With dead ends: 745 [2021-10-21 20:10:05,681 INFO L226 Difference]: Without dead ends: 445 [2021-10-21 20:10:05,682 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 32.0ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-21 20:10:05,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2021-10-21 20:10:05,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 286. [2021-10-21 20:10:05,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 285 states have (on average 1.256140350877193) internal successors, (358), 285 states have internal predecessors, (358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:05,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 358 transitions. [2021-10-21 20:10:05,719 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 358 transitions. Word has length 37 [2021-10-21 20:10:05,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:10:05,719 INFO L470 AbstractCegarLoop]: Abstraction has 286 states and 358 transitions. [2021-10-21 20:10:05,719 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:05,719 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 358 transitions. [2021-10-21 20:10:05,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-21 20:10:05,720 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:10:05,721 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:10:05,721 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-21 20:10:05,721 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:10:05,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:10:05,722 INFO L82 PathProgramCache]: Analyzing trace with hash 1002384948, now seen corresponding path program 1 times [2021-10-21 20:10:05,722 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:10:05,722 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179422502] [2021-10-21 20:10:05,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:10:05,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:10:05,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:10:05,800 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-21 20:10:05,801 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:10:05,801 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179422502] [2021-10-21 20:10:05,801 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179422502] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:10:05,801 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:10:05,801 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 20:10:05,802 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601218990] [2021-10-21 20:10:05,802 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:10:05,802 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:10:05,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:10:05,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:10:05,804 INFO L87 Difference]: Start difference. First operand 286 states and 358 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:05,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:10:05,872 INFO L93 Difference]: Finished difference Result 661 states and 831 transitions. [2021-10-21 20:10:05,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-21 20:10:05,873 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 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 55 [2021-10-21 20:10:05,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:10:05,876 INFO L225 Difference]: With dead ends: 661 [2021-10-21 20:10:05,876 INFO L226 Difference]: Without dead ends: 381 [2021-10-21 20:10:05,877 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 24.8ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 20:10:05,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2021-10-21 20:10:05,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 286. [2021-10-21 20:10:05,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 285 states have (on average 1.2421052631578948) internal successors, (354), 285 states have internal predecessors, (354), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:05,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 354 transitions. [2021-10-21 20:10:05,912 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 354 transitions. Word has length 55 [2021-10-21 20:10:05,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:10:05,914 INFO L470 AbstractCegarLoop]: Abstraction has 286 states and 354 transitions. [2021-10-21 20:10:05,914 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:05,914 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 354 transitions. [2021-10-21 20:10:05,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-21 20:10:05,915 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:10:05,915 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:10:05,915 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-21 20:10:05,916 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:10:05,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:10:05,916 INFO L82 PathProgramCache]: Analyzing trace with hash 158379446, now seen corresponding path program 1 times [2021-10-21 20:10:05,917 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:10:05,917 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606443027] [2021-10-21 20:10:05,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:10:05,917 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:10:05,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:10:05,972 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-21 20:10:05,972 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:10:05,972 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606443027] [2021-10-21 20:10:05,973 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606443027] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:10:05,973 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:10:05,973 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 20:10:05,973 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197089704] [2021-10-21 20:10:05,974 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-21 20:10:05,974 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:10:05,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 20:10:05,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-21 20:10:05,975 INFO L87 Difference]: Start difference. First operand 286 states and 354 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:06,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:10:06,041 INFO L93 Difference]: Finished difference Result 608 states and 763 transitions. [2021-10-21 20:10:06,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-21 20:10:06,041 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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 55 [2021-10-21 20:10:06,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:10:06,043 INFO L225 Difference]: With dead ends: 608 [2021-10-21 20:10:06,044 INFO L226 Difference]: Without dead ends: 328 [2021-10-21 20:10:06,044 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 24.0ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:10:06,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2021-10-21 20:10:06,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 244. [2021-10-21 20:10:06,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.2469135802469136) internal successors, (303), 243 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:06,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 303 transitions. [2021-10-21 20:10:06,074 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 303 transitions. Word has length 55 [2021-10-21 20:10:06,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:10:06,075 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 303 transitions. [2021-10-21 20:10:06,075 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:06,075 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 303 transitions. [2021-10-21 20:10:06,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-21 20:10:06,076 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:10:06,076 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:10:06,077 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-21 20:10:06,077 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:10:06,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:10:06,077 INFO L82 PathProgramCache]: Analyzing trace with hash -1927838086, now seen corresponding path program 1 times [2021-10-21 20:10:06,078 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:10:06,078 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324164749] [2021-10-21 20:10:06,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:10:06,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:10:06,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:10:06,130 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:10:06,130 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:10:06,131 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324164749] [2021-10-21 20:10:06,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324164749] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:10:06,131 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:10:06,131 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 20:10:06,131 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102160497] [2021-10-21 20:10:06,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:10:06,132 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:10:06,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:10:06,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:10:06,133 INFO L87 Difference]: Start difference. First operand 244 states and 303 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:06,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:10:06,224 INFO L93 Difference]: Finished difference Result 622 states and 772 transitions. [2021-10-21 20:10:06,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-21 20:10:06,225 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2021-10-21 20:10:06,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:10:06,227 INFO L225 Difference]: With dead ends: 622 [2021-10-21 20:10:06,227 INFO L226 Difference]: Without dead ends: 384 [2021-10-21 20:10:06,229 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 22.0ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-21 20:10:06,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 384 states. [2021-10-21 20:10:06,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 384 to 244. [2021-10-21 20:10:06,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.2304526748971194) internal successors, (299), 243 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:06,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 299 transitions. [2021-10-21 20:10:06,259 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 299 transitions. Word has length 56 [2021-10-21 20:10:06,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:10:06,259 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 299 transitions. [2021-10-21 20:10:06,260 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:06,260 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 299 transitions. [2021-10-21 20:10:06,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-21 20:10:06,261 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:10:06,261 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:10:06,261 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-21 20:10:06,262 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:10:06,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:10:06,262 INFO L82 PathProgramCache]: Analyzing trace with hash 1671822983, now seen corresponding path program 1 times [2021-10-21 20:10:06,262 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:10:06,262 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351449183] [2021-10-21 20:10:06,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:10:06,263 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:10:06,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:10:06,343 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-21 20:10:06,344 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:10:06,344 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351449183] [2021-10-21 20:10:06,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351449183] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:10:06,344 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:10:06,345 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-21 20:10:06,345 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040769411] [2021-10-21 20:10:06,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-21 20:10:06,347 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:10:06,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-21 20:10:06,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-21 20:10:06,348 INFO L87 Difference]: Start difference. First operand 244 states and 299 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:06,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:10:06,430 INFO L93 Difference]: Finished difference Result 514 states and 643 transitions. [2021-10-21 20:10:06,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-21 20:10:06,431 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 58 [2021-10-21 20:10:06,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:10:06,433 INFO L225 Difference]: With dead ends: 514 [2021-10-21 20:10:06,433 INFO L226 Difference]: Without dead ends: 326 [2021-10-21 20:10:06,435 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 17.6ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-21 20:10:06,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2021-10-21 20:10:06,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 250. [2021-10-21 20:10:06,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 249 states have (on average 1.2248995983935742) internal successors, (305), 249 states have internal predecessors, (305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:06,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 305 transitions. [2021-10-21 20:10:06,465 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 305 transitions. Word has length 58 [2021-10-21 20:10:06,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:10:06,465 INFO L470 AbstractCegarLoop]: Abstraction has 250 states and 305 transitions. [2021-10-21 20:10:06,465 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:06,466 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 305 transitions. [2021-10-21 20:10:06,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-21 20:10:06,466 INFO L504 BasicCegarLoop]: Found error trace [2021-10-21 20:10:06,467 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:10:06,467 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-21 20:10:06,467 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-21 20:10:06,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:10:06,468 INFO L82 PathProgramCache]: Analyzing trace with hash 1929988421, now seen corresponding path program 1 times [2021-10-21 20:10:06,468 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:10:06,468 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209355320] [2021-10-21 20:10:06,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:10:06,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:10:06,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:10:06,565 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-21 20:10:06,567 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:10:06,567 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209355320] [2021-10-21 20:10:06,569 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209355320] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 20:10:06,569 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [437954576] [2021-10-21 20:10:06,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:10:06,570 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-21 20:10:06,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c826b878-5da4-45e0-ab07-e2b013ebcbdc/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:10:06,574 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c826b878-5da4-45e0-ab07-e2b013ebcbdc/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-21 20:10:06,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c826b878-5da4-45e0-ab07-e2b013ebcbdc/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-21 20:10:06,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:10:06,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-21 20:10:06,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:10:07,044 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-21 20:10:07,045 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [437954576] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-21 20:10:07,045 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-21 20:10:07,045 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2021-10-21 20:10:07,045 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106988558] [2021-10-21 20:10:07,046 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-21 20:10:07,046 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:10:07,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-21 20:10:07,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-10-21 20:10:07,047 INFO L87 Difference]: Start difference. First operand 250 states and 305 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:07,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:10:07,299 INFO L93 Difference]: Finished difference Result 863 states and 1076 transitions. [2021-10-21 20:10:07,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-21 20:10:07,299 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 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 58 [2021-10-21 20:10:07,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-21 20:10:07,300 INFO L225 Difference]: With dead ends: 863 [2021-10-21 20:10:07,300 INFO L226 Difference]: Without dead ends: 0 [2021-10-21 20:10:07,301 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 50.5ms TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2021-10-21 20:10:07,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-21 20:10:07,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-21 20:10:07,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:07,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-21 20:10:07,302 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2021-10-21 20:10:07,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-21 20:10:07,302 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:10:07,303 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:10:07,303 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-21 20:10:07,303 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-21 20:10:07,305 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:10:07,306 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:10:07,306 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-21 20:10:07,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c826b878-5da4-45e0-ab07-e2b013ebcbdc/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-21 20:10:07,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c826b878-5da4-45e0-ab07-e2b013ebcbdc/bin/uautomizer-j4sWxH34Be/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-10-21 20:10:07,523 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-21 20:10:07,526 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:07,528 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:07,529 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:07,529 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:07,530 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:07,530 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:07,531 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:07,532 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:07,532 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:07,532 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:07,533 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:07,533 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:07,534 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:07,534 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:07,536 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:07,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:07,594 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:07,898 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:08,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:08,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:08,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:08,167 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:08,167 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:08,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:08,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:08,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:08,469 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:08,469 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:08,539 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:09,576 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:09,579 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:09,722 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:09,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:09,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:09,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:09,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:09,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:09,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:09,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:09,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:10,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:10,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:10,156 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:10,156 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:10,184 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:10,573 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:10,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:10,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:10,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:10,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:10,576 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:10,576 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:10,577 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:10,989 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:10,989 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:10,991 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:10,991 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-21 20:10:18,850 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 605) no Hoare annotation was computed. [2021-10-21 20:10:18,851 INFO L853 garLoopResultBuilder]: At program point L499(lines 494 502) the Hoare annotation is: (let ((.cse9 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse2 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse10 (<= ~waterLevel~0 1)) (.cse5 (= 1 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_main_~tmp~10 1)) (.cse8 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (<= 2 ~waterLevel~0) (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) .cse5 (<= ~waterLevel~0 2) (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) .cse6 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0)) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse8) (and .cse9 .cse0 (= ~pumpRunning~0 0) .cse2 .cse3 .cse4 .cse10 .cse5 .cse6 .cse7) (and .cse9 .cse0 .cse1 .cse2 .cse3 .cse4 (= ULTIMATE.start_processEnvironment_~tmp~5 0) .cse10 .cse5 .cse6 .cse7 .cse8))) [2021-10-21 20:10:18,851 INFO L853 garLoopResultBuilder]: At program point L499-1(lines 494 502) the Hoare annotation is: false [2021-10-21 20:10:18,851 INFO L853 garLoopResultBuilder]: At program point L499-2(lines 494 502) the Hoare annotation is: false [2021-10-21 20:10:18,851 INFO L853 garLoopResultBuilder]: At program point L467(lines 462 470) the Hoare annotation is: false [2021-10-21 20:10:18,852 INFO L853 garLoopResultBuilder]: At program point L467-1(lines 462 470) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse5 (= 1 ~systemActive~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse11 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 1) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11))) [2021-10-21 20:10:18,852 INFO L853 garLoopResultBuilder]: At program point L467-2(lines 462 470) the Hoare annotation is: (let ((.cse2 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse12 (<= 2 ~waterLevel~0)) (.cse9 (= ~pumpRunning~0 1)) (.cse13 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse14 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse15 (<= ~waterLevel~0 2)) (.cse16 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse17 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse18 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse10 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse11 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse19 (= ~pumpRunning~0 0)) (.cse3 (<= ~waterLevel~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_main_~tmp~10 1)) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse10 .cse11 .cse12 .cse13 .cse14 .cse4 .cse15 .cse16 .cse6 .cse17 .cse18 .cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse9) (and .cse0 .cse1 .cse10 .cse11 .cse2 .cse3 .cse4 .cse6 .cse7 .cse9) (and .cse0 .cse1 .cse12 .cse13 .cse14 .cse4 .cse5 .cse15 .cse16 .cse6 .cse17 .cse18 .cse7 .cse8 .cse9) (and .cse0 .cse19 .cse13 .cse14 .cse4 .cse5 .cse15 .cse16 .cse6 .cse17 .cse18 .cse7 .cse8) (and .cse0 .cse19 .cse10 .cse11 .cse3 .cse4 .cse6 .cse7) (and .cse0 .cse19 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8))) [2021-10-21 20:10:18,852 INFO L853 garLoopResultBuilder]: At program point L467-3(lines 462 470) the Hoare annotation is: false [2021-10-21 20:10:18,852 INFO L853 garLoopResultBuilder]: At program point L467-4(lines 462 470) the Hoare annotation is: false [2021-10-21 20:10:18,852 INFO L853 garLoopResultBuilder]: At program point L467-5(lines 462 470) the Hoare annotation is: false [2021-10-21 20:10:18,853 INFO L853 garLoopResultBuilder]: At program point L467-6(lines 462 470) the Hoare annotation is: false [2021-10-21 20:10:18,853 INFO L853 garLoopResultBuilder]: At program point L467-7(lines 462 470) the Hoare annotation is: false [2021-10-21 20:10:18,853 INFO L853 garLoopResultBuilder]: At program point L467-8(lines 462 470) the Hoare annotation is: false [2021-10-21 20:10:18,853 INFO L857 garLoopResultBuilder]: For program point L799(lines 799 803) no Hoare annotation was computed. [2021-10-21 20:10:18,853 INFO L857 garLoopResultBuilder]: For program point L799-2(lines 799 803) no Hoare annotation was computed. [2021-10-21 20:10:18,853 INFO L857 garLoopResultBuilder]: For program point L799-3(lines 799 803) no Hoare annotation was computed. [2021-10-21 20:10:18,854 INFO L857 garLoopResultBuilder]: For program point L799-5(lines 799 803) no Hoare annotation was computed. [2021-10-21 20:10:18,854 INFO L857 garLoopResultBuilder]: For program point L799-6(lines 799 803) no Hoare annotation was computed. [2021-10-21 20:10:18,854 INFO L857 garLoopResultBuilder]: For program point L799-8(lines 799 803) no Hoare annotation was computed. [2021-10-21 20:10:18,854 INFO L857 garLoopResultBuilder]: For program point L799-9(lines 799 803) no Hoare annotation was computed. [2021-10-21 20:10:18,854 INFO L857 garLoopResultBuilder]: For program point L799-11(lines 799 803) no Hoare annotation was computed. [2021-10-21 20:10:18,854 INFO L857 garLoopResultBuilder]: For program point L799-12(lines 799 803) no Hoare annotation was computed. [2021-10-21 20:10:18,855 INFO L857 garLoopResultBuilder]: For program point L799-14(lines 799 803) no Hoare annotation was computed. [2021-10-21 20:10:18,855 INFO L857 garLoopResultBuilder]: For program point L799-15(lines 799 803) no Hoare annotation was computed. [2021-10-21 20:10:18,855 INFO L857 garLoopResultBuilder]: For program point L799-17(lines 799 803) no Hoare annotation was computed. [2021-10-21 20:10:18,855 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 605) no Hoare annotation was computed. [2021-10-21 20:10:18,855 INFO L857 garLoopResultBuilder]: For program point L605(line 605) no Hoare annotation was computed. [2021-10-21 20:10:18,855 INFO L857 garLoopResultBuilder]: For program point L605-1(line 605) no Hoare annotation was computed. [2021-10-21 20:10:18,856 INFO L857 garLoopResultBuilder]: For program point L605-2(line 605) no Hoare annotation was computed. [2021-10-21 20:10:18,856 INFO L857 garLoopResultBuilder]: For program point L870(lines 870 881) no Hoare annotation was computed. [2021-10-21 20:10:18,856 INFO L857 garLoopResultBuilder]: For program point L507(lines 507 513) no Hoare annotation was computed. [2021-10-21 20:10:18,856 INFO L857 garLoopResultBuilder]: For program point L507-1(lines 507 513) no Hoare annotation was computed. [2021-10-21 20:10:18,856 INFO L857 garLoopResultBuilder]: For program point L507-2(lines 507 513) no Hoare annotation was computed. [2021-10-21 20:10:18,856 INFO L857 garLoopResultBuilder]: For program point L507-3(lines 507 513) no Hoare annotation was computed. [2021-10-21 20:10:18,857 INFO L857 garLoopResultBuilder]: For program point L507-4(lines 507 513) no Hoare annotation was computed. [2021-10-21 20:10:18,857 INFO L857 garLoopResultBuilder]: For program point L507-5(lines 507 513) no Hoare annotation was computed. [2021-10-21 20:10:18,857 INFO L853 garLoopResultBuilder]: At program point L805(lines 790 808) the Hoare annotation is: false [2021-10-21 20:10:18,857 INFO L853 garLoopResultBuilder]: At program point L805-1(lines 790 808) the Hoare annotation is: (let ((.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse6 (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (let ((.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 1)) (.cse5 (<= ~waterLevel~0 1)) (.cse7 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse14 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse11 (<= 2 ~waterLevel~0)) (.cse12 (not .cse6)) (.cse13 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse8 (= 1 ~systemActive~0)) (.cse15 (<= ~waterLevel~0 2)) (.cse16 (not .cse1)) (.cse9 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse17 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse10 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse2 .cse11 .cse12 .cse13 .cse8 .cse14 .cse15 .cse16 .cse9 .cse17 .cse10) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 .cse7 .cse8 .cse14 .cse9 .cse10) (and .cse0 .cse2 .cse4 .cse11 .cse12 .cse13 .cse8 .cse15 .cse16 .cse9 .cse17 .cse10)))) [2021-10-21 20:10:18,857 INFO L853 garLoopResultBuilder]: At program point L805-2(lines 790 808) the Hoare annotation is: false [2021-10-21 20:10:18,857 INFO L853 garLoopResultBuilder]: At program point L805-3(lines 790 808) the Hoare annotation is: false [2021-10-21 20:10:18,858 INFO L853 garLoopResultBuilder]: At program point L805-4(lines 790 808) the Hoare annotation is: false [2021-10-21 20:10:18,858 INFO L853 garLoopResultBuilder]: At program point L805-5(lines 790 808) the Hoare annotation is: false [2021-10-21 20:10:18,858 INFO L857 garLoopResultBuilder]: For program point L442(lines 442 446) no Hoare annotation was computed. [2021-10-21 20:10:18,858 INFO L853 garLoopResultBuilder]: At program point L906-2(lines 906 920) the Hoare annotation is: false [2021-10-21 20:10:18,858 INFO L853 garLoopResultBuilder]: At program point L741(lines 734 744) the Hoare annotation is: false [2021-10-21 20:10:18,859 INFO L853 garLoopResultBuilder]: At program point L741-1(lines 734 744) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse5 (= 1 ~systemActive~0)) (.cse6 (<= ~waterLevel~0 2)) (.cse7 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse11 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 1) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)))) [2021-10-21 20:10:18,859 INFO L853 garLoopResultBuilder]: At program point L741-2(lines 734 744) the Hoare annotation is: false [2021-10-21 20:10:18,859 INFO L853 garLoopResultBuilder]: At program point L741-3(lines 734 744) the Hoare annotation is: false [2021-10-21 20:10:18,859 INFO L853 garLoopResultBuilder]: At program point L741-4(lines 734 744) the Hoare annotation is: false [2021-10-21 20:10:18,859 INFO L857 garLoopResultBuilder]: For program point L576(lines 576 596) no Hoare annotation was computed. [2021-10-21 20:10:18,859 INFO L853 garLoopResultBuilder]: At program point L741-5(lines 734 744) the Hoare annotation is: false [2021-10-21 20:10:18,859 INFO L857 garLoopResultBuilder]: For program point L576-2(lines 576 596) no Hoare annotation was computed. [2021-10-21 20:10:18,860 INFO L857 garLoopResultBuilder]: For program point L576-4(lines 576 596) no Hoare annotation was computed. [2021-10-21 20:10:18,860 INFO L857 garLoopResultBuilder]: For program point L907(line 907) no Hoare annotation was computed. [2021-10-21 20:10:18,860 INFO L857 garLoopResultBuilder]: For program point L841(lines 840 885) no Hoare annotation was computed. [2021-10-21 20:10:18,860 INFO L857 garLoopResultBuilder]: For program point L842(lines 842 846) no Hoare annotation was computed. [2021-10-21 20:10:18,860 INFO L853 garLoopResultBuilder]: At program point L512(lines 503 516) the Hoare annotation is: false [2021-10-21 20:10:18,861 INFO L853 garLoopResultBuilder]: At program point L512-1(lines 503 516) the Hoare annotation is: (let ((.cse5 (= ~methaneLevelCritical~0 1)) (.cse8 (<= 2 ~waterLevel~0)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse11 (= ~methaneLevelCritical~0 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse4 (= 1 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse7 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse8 .cse4 .cse5 .cse9 .cse6 .cse10 .cse7) (and .cse0 .cse1 .cse11 .cse8 .cse4 .cse9 .cse6 .cse10 .cse7) (and .cse0 .cse1 .cse11 .cse2 .cse3 .cse4 .cse6 .cse7))) [2021-10-21 20:10:18,861 INFO L853 garLoopResultBuilder]: At program point L512-2(lines 503 516) the Hoare annotation is: false [2021-10-21 20:10:18,861 INFO L853 garLoopResultBuilder]: At program point L512-3(lines 503 516) the Hoare annotation is: false [2021-10-21 20:10:18,861 INFO L853 garLoopResultBuilder]: At program point L512-4(lines 503 516) the Hoare annotation is: false [2021-10-21 20:10:18,861 INFO L853 garLoopResultBuilder]: At program point L512-5(lines 503 516) the Hoare annotation is: false [2021-10-21 20:10:18,861 INFO L857 garLoopResultBuilder]: For program point L876(lines 876 880) no Hoare annotation was computed. [2021-10-21 20:10:18,861 INFO L857 garLoopResultBuilder]: For program point L876-2(lines 621 627) no Hoare annotation was computed. [2021-10-21 20:10:18,862 INFO L857 garLoopResultBuilder]: For program point L910(lines 910 914) no Hoare annotation was computed. [2021-10-21 20:10:18,862 INFO L857 garLoopResultBuilder]: For program point L910-1(lines 621 627) no Hoare annotation was computed. [2021-10-21 20:10:18,862 INFO L857 garLoopResultBuilder]: For program point L679(lines 679 696) no Hoare annotation was computed. [2021-10-21 20:10:18,862 INFO L857 garLoopResultBuilder]: For program point L679-1(lines 679 696) no Hoare annotation was computed. [2021-10-21 20:10:18,862 INFO L857 garLoopResultBuilder]: For program point L679-2(lines 679 696) no Hoare annotation was computed. [2021-10-21 20:10:18,862 INFO L857 garLoopResultBuilder]: For program point L977(lines 977 984) no Hoare annotation was computed. [2021-10-21 20:10:18,863 INFO L860 garLoopResultBuilder]: At program point L977-1(lines 977 984) the Hoare annotation is: true [2021-10-21 20:10:18,863 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-21 20:10:18,863 INFO L857 garLoopResultBuilder]: For program point L582(lines 582 595) no Hoare annotation was computed. [2021-10-21 20:10:18,863 INFO L853 garLoopResultBuilder]: At program point L582-1(lines 1 989) the Hoare annotation is: (let ((.cse5 (<= 2 ~waterLevel~0)) (.cse6 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse12 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse13 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse17 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse21 (= ~methaneLevelCritical~0 1)) (.cse22 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse23 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 1)) (.cse15 (= ~pumpRunning~0 1)) (.cse16 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse20 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse18 (<= ~waterLevel~0 1)) (.cse8 (= 1 ~systemActive~0)) (.cse11 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse14 (= ULTIMATE.start_main_~tmp~10 1)) (.cse19 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse15) (and .cse16 .cse0 .cse1 .cse2 .cse3 .cse4 .cse17 .cse18 .cse8 .cse11 .cse14 .cse19 .cse15) (and .cse0 .cse20 .cse18 .cse8 .cse21 .cse11 .cse14 .cse22 .cse23) (and .cse0 .cse1 .cse5 .cse6 .cse7 .cse8 .cse21 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse22 .cse23 .cse15) (and .cse0 .cse20 .cse4 .cse8 .cse11 .cse14 (= ~waterLevel~0 1)) (and .cse0 .cse20 .cse6 .cse7 .cse8 .cse21 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse22 .cse23) (and .cse0 .cse1 .cse17 .cse18 .cse8 .cse21 .cse11 .cse14 .cse22 .cse23 .cse15) (and .cse16 .cse0 .cse20 .cse2 .cse3 .cse4 .cse18 .cse8 .cse11 .cse14 .cse19))) [2021-10-21 20:10:18,863 INFO L857 garLoopResultBuilder]: For program point L582-2(lines 582 595) no Hoare annotation was computed. [2021-10-21 20:10:18,863 INFO L853 garLoopResultBuilder]: At program point L582-3(lines 1 989) the Hoare annotation is: false [2021-10-21 20:10:18,864 INFO L857 garLoopResultBuilder]: For program point L582-4(lines 582 595) no Hoare annotation was computed. [2021-10-21 20:10:18,864 INFO L853 garLoopResultBuilder]: At program point L582-5(lines 1 989) the Hoare annotation is: false [2021-10-21 20:10:18,864 INFO L857 garLoopResultBuilder]: For program point L716(lines 716 722) no Hoare annotation was computed. [2021-10-21 20:10:18,864 INFO L857 garLoopResultBuilder]: For program point L683(lines 683 691) no Hoare annotation was computed. [2021-10-21 20:10:18,864 INFO L857 garLoopResultBuilder]: For program point L716-2(lines 716 722) no Hoare annotation was computed. [2021-10-21 20:10:18,864 INFO L857 garLoopResultBuilder]: For program point L683-1(lines 683 691) no Hoare annotation was computed. [2021-10-21 20:10:18,865 INFO L857 garLoopResultBuilder]: For program point L683-2(lines 683 691) no Hoare annotation was computed. [2021-10-21 20:10:18,865 INFO L857 garLoopResultBuilder]: For program point L716-4(lines 716 722) no Hoare annotation was computed. [2021-10-21 20:10:18,865 INFO L857 garLoopResultBuilder]: For program point L716-6(lines 716 722) no Hoare annotation was computed. [2021-10-21 20:10:18,865 INFO L857 garLoopResultBuilder]: For program point L716-8(lines 716 722) no Hoare annotation was computed. [2021-10-21 20:10:18,865 INFO L857 garLoopResultBuilder]: For program point L716-10(lines 716 722) no Hoare annotation was computed. [2021-10-21 20:10:18,865 INFO L853 garLoopResultBuilder]: At program point L750(lines 745 753) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_activatePump_~tmp~6 0) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (<= 2 ~waterLevel~0) (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2) (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (= |ULTIMATE.start_valid_product_#res| 1) (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0)) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= ULTIMATE.start_main_~tmp~10 1) (= |ULTIMATE.start_isMethaneAlarm_#res| 0) (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ~pumpRunning~0 1)) [2021-10-21 20:10:18,866 INFO L853 garLoopResultBuilder]: At program point L750-1(lines 745 753) the Hoare annotation is: false [2021-10-21 20:10:18,866 INFO L853 garLoopResultBuilder]: At program point L750-2(lines 745 753) the Hoare annotation is: false [2021-10-21 20:10:18,866 INFO L853 garLoopResultBuilder]: At program point L552(lines 1 989) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-21 20:10:18,866 INFO L857 garLoopResultBuilder]: For program point L850(lines 850 856) no Hoare annotation was computed. [2021-10-21 20:10:18,866 INFO L853 garLoopResultBuilder]: At program point L850-1(lines 850 856) the Hoare annotation is: (let ((.cse18 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse17 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse1 (= ~pumpRunning~0 0)) (.cse9 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 0)) (.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse12 (= ~methaneLevelCritical~0 0)) (.cse20 (<= ~waterLevel~0 1)) (.cse19 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse13 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse10 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse2 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse15 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse6 (= ULTIMATE.start_main_~tmp~10 1)) (.cse16 (= ~waterLevel~0 1)) (.cse14 (= ~pumpRunning~0 1)) (.cse4 (<= ~waterLevel~0 2)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse8 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~3 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse4 (or (and .cse0 .cse10 .cse11 .cse12 .cse13 .cse2 .cse5 .cse6 .cse14) (and .cse0 .cse10 .cse11 .cse12 .cse2 .cse5 .cse15 .cse6 .cse16 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse14))) (and .cse17 .cse0 .cse10 .cse9 .cse11 .cse12 .cse18 .cse2 .cse4 .cse5 .cse6 .cse19 .cse14) (and .cse0 .cse1 .cse12 .cse2 .cse5 .cse6 .cse16) (and .cse0 .cse10 .cse18 .cse20 .cse2 .cse3 .cse5 .cse6 .cse7 .cse8 .cse14) (and .cse0 .cse1 .cse12 .cse13 .cse2 .cse4 .cse5 .cse6) (and .cse17 .cse0 .cse1 .cse9 .cse11 .cse12 .cse20 .cse2 .cse5 .cse6 .cse19) (and .cse3 (or (and .cse0 .cse10 .cse13 .cse2 .cse5 .cse6 .cse14) (and .cse0 .cse10 .cse2 .cse5 .cse15 .cse6 .cse16 .cse14)) .cse4 .cse7 .cse8))) [2021-10-21 20:10:18,866 INFO L857 garLoopResultBuilder]: For program point L586(lines 586 592) no Hoare annotation was computed. [2021-10-21 20:10:18,867 INFO L857 garLoopResultBuilder]: For program point L586-2(lines 586 592) no Hoare annotation was computed. [2021-10-21 20:10:18,867 INFO L857 garLoopResultBuilder]: For program point L454(lines 454 458) no Hoare annotation was computed. [2021-10-21 20:10:18,867 INFO L857 garLoopResultBuilder]: For program point L586-4(lines 586 592) no Hoare annotation was computed. [2021-10-21 20:10:18,867 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-21 20:10:18,867 INFO L857 garLoopResultBuilder]: For program point L818(lines 818 822) no Hoare annotation was computed. [2021-10-21 20:10:18,867 INFO L857 garLoopResultBuilder]: For program point L818-2(lines 818 822) no Hoare annotation was computed. [2021-10-21 20:10:18,868 INFO L857 garLoopResultBuilder]: For program point L818-3(lines 818 822) no Hoare annotation was computed. [2021-10-21 20:10:18,868 INFO L857 garLoopResultBuilder]: For program point L653(lines 653 670) no Hoare annotation was computed. [2021-10-21 20:10:18,868 INFO L857 garLoopResultBuilder]: For program point L818-5(lines 818 822) no Hoare annotation was computed. [2021-10-21 20:10:18,868 INFO L857 garLoopResultBuilder]: For program point L653-1(lines 653 670) no Hoare annotation was computed. [2021-10-21 20:10:18,868 INFO L857 garLoopResultBuilder]: For program point L818-6(lines 818 822) no Hoare annotation was computed. [2021-10-21 20:10:18,868 INFO L857 garLoopResultBuilder]: For program point L653-2(lines 653 670) no Hoare annotation was computed. [2021-10-21 20:10:18,868 INFO L857 garLoopResultBuilder]: For program point L653-3(lines 653 670) no Hoare annotation was computed. [2021-10-21 20:10:18,869 INFO L857 garLoopResultBuilder]: For program point L818-8(lines 818 822) no Hoare annotation was computed. [2021-10-21 20:10:18,869 INFO L857 garLoopResultBuilder]: For program point L653-4(lines 653 670) no Hoare annotation was computed. [2021-10-21 20:10:18,869 INFO L857 garLoopResultBuilder]: For program point L653-5(lines 653 670) no Hoare annotation was computed. [2021-10-21 20:10:18,869 INFO L853 garLoopResultBuilder]: At program point L621(lines 620 639) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse4 (<= ~waterLevel~0 2)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse8 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ULTIMATE.start_main_~tmp~10 1)) (.cse10 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse8 .cse3 .cse9 .cse5 .cse6 .cse10) (and .cse0 .cse1 .cse3 .cse9 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse2 .cse8 .cse3 .cse5 .cse6 .cse10))) [2021-10-21 20:10:18,869 INFO L857 garLoopResultBuilder]: For program point L621-1(lines 621 627) no Hoare annotation was computed. [2021-10-21 20:10:18,869 INFO L853 garLoopResultBuilder]: At program point L621-2(lines 620 639) the Hoare annotation is: false [2021-10-21 20:10:18,870 INFO L853 garLoopResultBuilder]: At program point L522(lines 517 525) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~10 1)) (.cse6 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 1) .cse4 .cse5 .cse6) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-10-21 20:10:18,870 INFO L853 garLoopResultBuilder]: At program point L621-3(lines 620 639) the Hoare annotation is: false [2021-10-21 20:10:18,870 INFO L853 garLoopResultBuilder]: At program point L522-1(lines 517 525) the Hoare annotation is: false [2021-10-21 20:10:18,870 INFO L853 garLoopResultBuilder]: At program point L522-2(lines 517 525) the Hoare annotation is: false [2021-10-21 20:10:18,870 INFO L853 garLoopResultBuilder]: At program point L886(lines 839 887) the Hoare annotation is: false [2021-10-21 20:10:18,870 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-21 20:10:18,871 INFO L860 garLoopResultBuilder]: At program point L986(lines 967 989) the Hoare annotation is: true [2021-10-21 20:10:18,871 INFO L853 garLoopResultBuilder]: At program point L954(lines 950 956) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1)) [2021-10-21 20:10:18,871 INFO L857 garLoopResultBuilder]: For program point L657(lines 657 665) no Hoare annotation was computed. [2021-10-21 20:10:18,871 INFO L857 garLoopResultBuilder]: For program point L657-1(lines 657 665) no Hoare annotation was computed. [2021-10-21 20:10:18,871 INFO L857 garLoopResultBuilder]: For program point L657-2(lines 657 665) no Hoare annotation was computed. [2021-10-21 20:10:18,871 INFO L857 garLoopResultBuilder]: For program point L657-3(lines 657 665) no Hoare annotation was computed. [2021-10-21 20:10:18,872 INFO L857 garLoopResultBuilder]: For program point L657-4(lines 657 665) no Hoare annotation was computed. [2021-10-21 20:10:18,872 INFO L857 garLoopResultBuilder]: For program point L657-5(lines 657 665) no Hoare annotation was computed. [2021-10-21 20:10:18,872 INFO L853 garLoopResultBuilder]: At program point L824(lines 809 827) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~10 1)) (.cse6 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 1) .cse4 .cse5 .cse6) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 .cse5 .cse6))) [2021-10-21 20:10:18,872 INFO L853 garLoopResultBuilder]: At program point L824-1(lines 809 827) the Hoare annotation is: false [2021-10-21 20:10:18,872 INFO L853 garLoopResultBuilder]: At program point L824-2(lines 809 827) the Hoare annotation is: false [2021-10-21 20:10:18,872 INFO L853 garLoopResultBuilder]: At program point L560(lines 555 563) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1)) [2021-10-21 20:10:18,873 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-21 20:10:18,873 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 605) no Hoare annotation was computed. [2021-10-21 20:10:18,873 INFO L853 garLoopResultBuilder]: At program point L628(lines 628 634) the Hoare annotation is: (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse4 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~7 0)) (.cse7 (<= ~waterLevel~0 2)) (.cse8 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse10 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse11 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse17 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse14 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse13 (= ~pumpRunning~0 1)) (.cse16 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse18 (= ~pumpRunning~0 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse15 (<= ~waterLevel~0 1)) (.cse6 (= 1 ~systemActive~0)) (.cse9 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse12 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse13) (and .cse0 .cse1 .cse2 .cse14 .cse15 .cse6 .cse9 .cse12 .cse13) (and .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse16 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse17 .cse13) (and .cse0 .cse18 .cse4 .cse5 .cse6 .cse16 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse17) (and .cse0 .cse1 .cse14 .cse15 .cse6 .cse16 .cse9 .cse12 .cse13) (and .cse0 .cse18 .cse15 .cse6 .cse16 .cse9 .cse12) (and .cse0 .cse18 .cse2 .cse15 .cse6 .cse9 .cse12))) [2021-10-21 20:10:18,873 INFO L853 garLoopResultBuilder]: At program point L628-1(lines 628 634) the Hoare annotation is: false [2021-10-21 20:10:18,873 INFO L853 garLoopResultBuilder]: At program point L628-2(lines 628 634) the Hoare annotation is: false [2021-10-21 20:10:18,873 INFO L857 garLoopResultBuilder]: For program point L430(lines 430 434) no Hoare annotation was computed. [2021-10-21 20:10:18,873 INFO L857 garLoopResultBuilder]: For program point L430-3(lines 430 434) no Hoare annotation was computed. [2021-10-21 20:10:18,873 INFO L857 garLoopResultBuilder]: For program point L430-6(lines 430 434) no Hoare annotation was computed. [2021-10-21 20:10:18,873 INFO L857 garLoopResultBuilder]: For program point L860(lines 860 866) no Hoare annotation was computed. [2021-10-21 20:10:18,874 INFO L853 garLoopResultBuilder]: At program point L860-1(lines 860 866) the Hoare annotation is: (let ((.cse8 (= ULTIMATE.start_processEnvironment_~tmp~5 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse11 (<= 2 ~waterLevel~0)) (.cse7 (= ULTIMATE.start_activatePump_~tmp~6 0)) (.cse12 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 0))) (.cse13 (= ~waterLevel~0 1)) (.cse10 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse4 (<= ~waterLevel~0 2)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ULTIMATE.start_main_~tmp~10 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse8 .cse3 .cse9 .cse4 .cse5 .cse6 .cse10) (and .cse0 .cse7 .cse2 .cse8 (<= ~waterLevel~0 1) .cse3 .cse5 .cse6 .cse10) (and .cse4 (or (and .cse0 .cse7 .cse2 .cse11 .cse3 .cse5 .cse6 .cse10) (and .cse0 .cse7 .cse2 .cse3 .cse5 .cse12 .cse6 .cse13 .cse10))) (and .cse9 (or (and .cse0 .cse7 .cse11 .cse3 .cse5 .cse6 .cse10) (and .cse0 .cse7 .cse3 .cse5 .cse12 .cse6 .cse13 .cse10)) .cse4) (and .cse0 .cse1 .cse3 .cse9 .cse4 .cse5 .cse6))) [2021-10-21 20:10:18,877 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-21 20:10:18,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 08:10:18 BoogieIcfgContainer [2021-10-21 20:10:18,925 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 20:10:18,926 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 20:10:18,926 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 20:10:18,926 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 20:10:18,927 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:10:02" (3/4) ... [2021-10-21 20:10:18,930 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 20:10:18,965 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-21 20:10:18,971 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-21 20:10:18,972 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-21 20:10:18,974 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-21 20:10:18,975 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-21 20:10:18,977 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 20:10:18,978 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 20:10:19,011 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && waterLevel == 1 [2021-10-21 20:10:19,011 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1 [2021-10-21 20:10:19,011 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1) || ((((((((((((\result <= 1 && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && tmp___0 <= 1) && pumpRunning == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1)) || (((((((((((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1)) || (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && tmp == 1)) || ((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && tmp___0 <= 1) [2021-10-21 20:10:19,012 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1) || ((tmp == 0 && waterLevel <= 2) && (((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || ((((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && \result == 0) && pumpRunning == 1)))) || ((((((((((((\result <= 1 && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1) && tmp___0 <= 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1)) || ((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1)) || ((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && tmp___0 <= 1)) || ((((methaneLevelCritical == 1 && (((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && pumpRunning == 1))) && waterLevel <= 2) && \result == 1) && tmp == 1) [2021-10-21 20:10:19,013 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1) || ((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1)) || (waterLevel <= 2 && ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && pumpRunning == 1)))) || ((methaneLevelCritical == 1 && (((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && pumpRunning == 1))) && waterLevel <= 2)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) [2021-10-21 20:10:19,015 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1) || (((((((splverifierCounter == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) [2021-10-21 20:10:19,015 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && pumpRunning == 1)) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1)) || ((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) [2021-10-21 20:10:19,017 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && pumpRunning == 1) || (((((((((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1)) || (((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && pumpRunning == 1)) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) [2021-10-21 20:10:19,018 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) [2021-10-21 20:10:19,019 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && \result == 1) && tmp == 1) [2021-10-21 20:10:19,024 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1) || (((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1)) || (((((((((((\result <= 1 && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) [2021-10-21 20:10:19,025 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) [2021-10-21 20:10:19,026 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive) && \result == 1) && tmp == 1) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 1)) || ((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 1) [2021-10-21 20:10:19,026 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && \result == 1) && pumpRunning == 1 [2021-10-21 20:10:19,029 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) || (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) [2021-10-21 20:10:19,030 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) || ((((((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) [2021-10-21 20:10:19,110 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c826b878-5da4-45e0-ab07-e2b013ebcbdc/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 20:10:19,110 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 20:10:19,111 INFO L168 Benchmark]: Toolchain (without parser) took 18306.85 ms. Allocated memory was 98.6 MB in the beginning and 278.9 MB in the end (delta: 180.4 MB). Free memory was 64.0 MB in the beginning and 238.8 MB in the end (delta: -174.8 MB). Peak memory consumption was 157.8 MB. Max. memory is 16.1 GB. [2021-10-21 20:10:19,112 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 98.6 MB. Free memory is still 50.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:10:19,113 INFO L168 Benchmark]: CACSL2BoogieTranslator took 583.06 ms. Allocated memory is still 98.6 MB. Free memory was 63.8 MB in the beginning and 65.2 MB in the end (delta: -1.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 20:10:19,113 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.04 ms. Allocated memory is still 98.6 MB. Free memory was 65.2 MB in the beginning and 61.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 20:10:19,113 INFO L168 Benchmark]: Boogie Preprocessor took 82.36 ms. Allocated memory is still 98.6 MB. Free memory was 61.0 MB in the beginning and 58.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 20:10:19,114 INFO L168 Benchmark]: RCFGBuilder took 1036.13 ms. Allocated memory was 98.6 MB in the beginning and 130.0 MB in the end (delta: 31.5 MB). Free memory was 57.8 MB in the beginning and 70.7 MB in the end (delta: -12.9 MB). Peak memory consumption was 21.5 MB. Max. memory is 16.1 GB. [2021-10-21 20:10:19,114 INFO L168 Benchmark]: TraceAbstraction took 16324.29 ms. Allocated memory was 130.0 MB in the beginning and 278.9 MB in the end (delta: 148.9 MB). Free memory was 69.9 MB in the beginning and 88.2 MB in the end (delta: -18.3 MB). Peak memory consumption was 136.7 MB. Max. memory is 16.1 GB. [2021-10-21 20:10:19,115 INFO L168 Benchmark]: Witness Printer took 183.98 ms. Allocated memory is still 278.9 MB. Free memory was 88.2 MB in the beginning and 238.8 MB in the end (delta: -150.6 MB). Peak memory consumption was 2.5 MB. Max. memory is 16.1 GB. [2021-10-21 20:10:19,117 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 98.6 MB. Free memory is still 50.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 583.06 ms. Allocated memory is still 98.6 MB. Free memory was 63.8 MB in the beginning and 65.2 MB in the end (delta: -1.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 88.04 ms. Allocated memory is still 98.6 MB. Free memory was 65.2 MB in the beginning and 61.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 82.36 ms. Allocated memory is still 98.6 MB. Free memory was 61.0 MB in the beginning and 58.1 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1036.13 ms. Allocated memory was 98.6 MB in the beginning and 130.0 MB in the end (delta: 31.5 MB). Free memory was 57.8 MB in the beginning and 70.7 MB in the end (delta: -12.9 MB). Peak memory consumption was 21.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 16324.29 ms. Allocated memory was 130.0 MB in the beginning and 278.9 MB in the end (delta: 148.9 MB). Free memory was 69.9 MB in the beginning and 88.2 MB in the end (delta: -18.3 MB). Peak memory consumption was 136.7 MB. Max. memory is 16.1 GB. * Witness Printer took 183.98 ms. Allocated memory is still 278.9 MB. Free memory was 88.2 MB in the beginning and 238.8 MB in the end (delta: -150.6 MB). Peak memory consumption was 2.5 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, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 605]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 605]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 605]: 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, 141 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 16207.5ms, OverallIterations: 16, TraceHistogramMax: 2, EmptinessCheckTime: 32.0ms, AutomataDifference: 2053.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 11328.6ms, InitialAbstractionConstructionTime: 12.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1838 SDtfs, 3086 SDslu, 3259 SDs, 0 SdLazy, 462 SolverSat, 78 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 663.5ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 180 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 411.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=360occurred in iteration=9, InterpolantAutomatonStates: 98, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 433.2ms AutomataMinimizationTime, 16 MinimizatonAttempts, 2344 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 57 LocationsWithAnnotation, 57 PreInvPairs, 283 NumberOfFragments, 2257 HoareAnnotationTreeSize, 57 FomulaSimplifications, 9088147 FormulaSimplificationTreeSizeReduction, 3465.7ms HoareSimplificationTime, 57 FomulaSimplificationsInter, 2770885 FormulaSimplificationTreeSizeReductionInter, 7844.2ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 91.8ms SsaConstructionTime, 460.6ms SatisfiabilityAnalysisTime, 1204.3ms InterpolantComputationTime, 667 NumberOfCodeBlocks, 667 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 650 ConstructedInterpolants, 0 QuantifiedInterpolants, 1236 SizeOfPredicates, 3 NumberOfNonLiveVariables, 459 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 17 InterpolantComputations, 15 PerfectInterpolantSequences, 78/90 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: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && waterLevel == 1 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) || (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && \result == 0) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && \result == 1) && tmp == 1) - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive) && \result == 1) && tmp == 1) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 1)) || ((((((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && tmp == 1) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && \result == 0) && tmp == 1) - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1) || ((((((((((((\result <= 1 && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && tmp___0 <= 1) && pumpRunning == 1)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1)) || (((((((((((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1)) || (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && tmp == 1)) || ((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && tmp___0 <= 1) - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1) || ((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1)) || (waterLevel <= 2 && ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && pumpRunning == 1)))) || ((methaneLevelCritical == 1 && (((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && pumpRunning == 1))) && waterLevel <= 2)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && pumpRunning == 1) || (((((((((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1)) || (((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && pumpRunning == 1)) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: ((((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && \result == 1) && pumpRunning == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1) || ((tmp == 0 && waterLevel <= 2) && (((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || ((((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && \result == 0) && pumpRunning == 1)))) || ((((((((((((\result <= 1 && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1) && tmp___0 <= 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1)) || ((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1)) || ((((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && tmp___0 <= 1)) || ((((methaneLevelCritical == 1 && (((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && tmp == 0) && 1 == systemActive) && \result == 1) && !(tmp == 0)) && tmp == 1) && waterLevel == 1) && pumpRunning == 1))) && waterLevel <= 2) && \result == 1) && tmp == 1) - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: (((((((((((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1) || (((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1)) || (((((((((((\result <= 1 && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: (((((((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) || ((((((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: ((((((((((((((((((((splverifierCounter == 0 && tmp == 0) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 0) && pumpRunning == 1) || ((((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((((((((splverifierCounter == 0 && tmp == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1) && pumpRunning == 1)) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && !(tmp___0 == 0)) && \result == 1) && !(tmp == 0)) && \result == 0) && tmp == 1) && \result == 1)) || ((((((((splverifierCounter == 0 && tmp == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 1) && tmp == 1) || (((((((splverifierCounter == 0 && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1) && tmp == 1) && pumpRunning == 1) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == 1) && tmp == 1) && waterLevel == 1 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-21 20:10:19,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c826b878-5da4-45e0-ab07-e2b013ebcbdc/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...