./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd85825-d230-41c2-ba70-ac7fc5323d99/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd85825-d230-41c2-ba70-ac7fc5323d99/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd85825-d230-41c2-ba70-ac7fc5323d99/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd85825-d230-41c2-ba70-ac7fc5323d99/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd85825-d230-41c2-ba70-ac7fc5323d99/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd85825-d230-41c2-ba70-ac7fc5323d99/bin/uautomizer-GMMbpWq8iD --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4d13ffd2557e7d7902d8a5eac414f9fb7393252d85c14855e86000741be6847f ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 22:50:51,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 22:50:51,814 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 22:50:51,875 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 22:50:51,876 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 22:50:51,877 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 22:50:51,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 22:50:51,883 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 22:50:51,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 22:50:51,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 22:50:51,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 22:50:51,895 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 22:50:51,896 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 22:50:51,897 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 22:50:51,899 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 22:50:51,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 22:50:51,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 22:50:51,914 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 22:50:51,919 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 22:50:51,928 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 22:50:51,932 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 22:50:51,935 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 22:50:51,942 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 22:50:51,944 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 22:50:51,951 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 22:50:51,952 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 22:50:51,952 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 22:50:51,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 22:50:51,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 22:50:51,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 22:50:51,958 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 22:50:51,959 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 22:50:51,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 22:50:51,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 22:50:51,965 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 22:50:51,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 22:50:51,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 22:50:51,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 22:50:51,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 22:50:51,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 22:50:51,970 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 22:50:51,971 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd85825-d230-41c2-ba70-ac7fc5323d99/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 22:50:52,016 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 22:50:52,017 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 22:50:52,018 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 22:50:52,018 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 22:50:52,024 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 22:50:52,024 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 22:50:52,024 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 22:50:52,025 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 22:50:52,025 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 22:50:52,025 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 22:50:52,027 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 22:50:52,027 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 22:50:52,027 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 22:50:52,028 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 22:50:52,028 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 22:50:52,028 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 22:50:52,028 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 22:50:52,029 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 22:50:52,029 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 22:50:52,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 22:50:52,030 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 22:50:52,030 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 22:50:52,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:50:52,032 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 22:50:52,032 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 22:50:52,032 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 22:50:52,032 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 22:50:52,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 22:50:52,033 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 22:50:52,035 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 22:50:52,036 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 22:50:52,036 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 22:50:52,036 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_fdd85825-d230-41c2-ba70-ac7fc5323d99/bin/uautomizer-GMMbpWq8iD/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd85825-d230-41c2-ba70-ac7fc5323d99/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d13ffd2557e7d7902d8a5eac414f9fb7393252d85c14855e86000741be6847f [2021-10-28 22:50:52,391 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 22:50:52,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 22:50:52,421 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 22:50:52,423 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 22:50:52,424 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 22:50:52,425 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd85825-d230-41c2-ba70-ac7fc5323d99/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c [2021-10-28 22:50:52,506 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd85825-d230-41c2-ba70-ac7fc5323d99/bin/uautomizer-GMMbpWq8iD/data/8be43b44a/9ee473f1a09749afa6aba6644d5004df/FLAGf4755ce24 [2021-10-28 22:50:53,142 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 22:50:53,143 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd85825-d230-41c2-ba70-ac7fc5323d99/sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c [2021-10-28 22:50:53,169 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd85825-d230-41c2-ba70-ac7fc5323d99/bin/uautomizer-GMMbpWq8iD/data/8be43b44a/9ee473f1a09749afa6aba6644d5004df/FLAGf4755ce24 [2021-10-28 22:50:53,356 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd85825-d230-41c2-ba70-ac7fc5323d99/bin/uautomizer-GMMbpWq8iD/data/8be43b44a/9ee473f1a09749afa6aba6644d5004df [2021-10-28 22:50:53,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 22:50:53,360 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 22:50:53,361 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 22:50:53,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 22:50:53,366 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 22:50:53,377 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:50:53" (1/1) ... [2021-10-28 22:50:53,379 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8fed51a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:53, skipping insertion in model container [2021-10-28 22:50:53,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:50:53" (1/1) ... [2021-10-28 22:50:53,388 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 22:50:53,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 22:50:53,720 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_fdd85825-d230-41c2-ba70-ac7fc5323d99/sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c[1605,1618] [2021-10-28 22:50:53,907 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:50:53,919 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 22:50:53,962 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_fdd85825-d230-41c2-ba70-ac7fc5323d99/sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c[1605,1618] [2021-10-28 22:50:54,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:50:54,081 INFO L208 MainTranslator]: Completed translation [2021-10-28 22:50:54,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:54 WrapperNode [2021-10-28 22:50:54,082 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 22:50:54,084 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 22:50:54,084 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 22:50:54,084 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 22:50:54,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:54" (1/1) ... [2021-10-28 22:50:54,114 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:54" (1/1) ... [2021-10-28 22:50:54,215 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 22:50:54,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 22:50:54,217 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 22:50:54,217 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 22:50:54,229 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:54" (1/1) ... [2021-10-28 22:50:54,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:54" (1/1) ... [2021-10-28 22:50:54,244 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:54" (1/1) ... [2021-10-28 22:50:54,244 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:54" (1/1) ... [2021-10-28 22:50:54,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:54" (1/1) ... [2021-10-28 22:50:54,301 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:54" (1/1) ... [2021-10-28 22:50:54,306 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:54" (1/1) ... [2021-10-28 22:50:54,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 22:50:54,317 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 22:50:54,318 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 22:50:54,318 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 22:50:54,319 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:54" (1/1) ... [2021-10-28 22:50:54,329 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:50:54,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd85825-d230-41c2-ba70-ac7fc5323d99/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:50:54,374 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd85825-d230-41c2-ba70-ac7fc5323d99/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 22:50:54,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd85825-d230-41c2-ba70-ac7fc5323d99/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 22:50:54,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 22:50:54,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 22:50:54,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 22:50:54,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 22:50:55,977 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 22:50:55,977 INFO L299 CfgBuilder]: Removed 356 assume(true) statements. [2021-10-28 22:50:55,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:50:55 BoogieIcfgContainer [2021-10-28 22:50:55,986 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 22:50:55,989 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 22:50:55,989 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 22:50:55,994 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 22:50:56,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 10:50:53" (1/3) ... [2021-10-28 22:50:56,011 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5de0d293 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:50:56, skipping insertion in model container [2021-10-28 22:50:56,012 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:50:54" (2/3) ... [2021-10-28 22:50:56,012 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5de0d293 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:50:56, skipping insertion in model container [2021-10-28 22:50:56,013 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:50:55" (3/3) ... [2021-10-28 22:50:56,014 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product62.cil.c [2021-10-28 22:50:56,020 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 22:50:56,021 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 22:50:56,128 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 22:50:56,139 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 22:50:56,139 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 22:50:56,171 INFO L276 IsEmpty]: Start isEmpty. Operand has 231 states, 227 states have (on average 1.5198237885462555) internal successors, (345), 230 states have internal predecessors, (345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:56,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-28 22:50:56,182 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:56,183 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:56,184 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:56,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:56,190 INFO L85 PathProgramCache]: Analyzing trace with hash 248194716, now seen corresponding path program 1 times [2021-10-28 22:50:56,200 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:56,202 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768964971] [2021-10-28 22:50:56,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:56,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:56,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:56,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:56,589 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:56,589 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768964971] [2021-10-28 22:50:56,590 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [768964971] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:56,591 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:56,591 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 22:50:56,593 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386256203] [2021-10-28 22:50:56,598 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 22:50:56,599 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:56,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 22:50:56,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 22:50:56,619 INFO L87 Difference]: Start difference. First operand has 231 states, 227 states have (on average 1.5198237885462555) internal successors, (345), 230 states have internal predecessors, (345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:56,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:56,674 INFO L93 Difference]: Finished difference Result 456 states and 683 transitions. [2021-10-28 22:50:56,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 22:50:56,676 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-28 22:50:56,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:56,699 INFO L225 Difference]: With dead ends: 456 [2021-10-28 22:50:56,700 INFO L226 Difference]: Without dead ends: 227 [2021-10-28 22:50:56,704 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 22:50:56,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2021-10-28 22:50:56,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2021-10-28 22:50:56,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 224 states have (on average 1.4866071428571428) internal successors, (333), 226 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:56,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 333 transitions. [2021-10-28 22:50:56,828 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 333 transitions. Word has length 18 [2021-10-28 22:50:56,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:56,829 INFO L470 AbstractCegarLoop]: Abstraction has 227 states and 333 transitions. [2021-10-28 22:50:56,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:56,830 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 333 transitions. [2021-10-28 22:50:56,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 22:50:56,832 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:56,832 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:56,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 22:50:56,833 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:56,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:56,834 INFO L85 PathProgramCache]: Analyzing trace with hash -662836037, now seen corresponding path program 1 times [2021-10-28 22:50:56,835 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:56,835 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429865188] [2021-10-28 22:50:56,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:56,836 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:56,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:56,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:56,951 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:56,952 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429865188] [2021-10-28 22:50:56,952 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429865188] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:56,953 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:56,953 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:50:56,953 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917551685] [2021-10-28 22:50:56,954 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:50:56,955 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:56,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:50:56,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:56,957 INFO L87 Difference]: Start difference. First operand 227 states and 333 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:56,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:56,976 INFO L93 Difference]: Finished difference Result 227 states and 333 transitions. [2021-10-28 22:50:56,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:50:56,977 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-28 22:50:56,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:56,978 INFO L225 Difference]: With dead ends: 227 [2021-10-28 22:50:56,979 INFO L226 Difference]: Without dead ends: 85 [2021-10-28 22:50:56,980 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:56,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-10-28 22:50:56,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-10-28 22:50:56,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4761904761904763) internal successors, (124), 84 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:56,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2021-10-28 22:50:56,989 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 19 [2021-10-28 22:50:56,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:56,990 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2021-10-28 22:50:56,990 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:56,990 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2021-10-28 22:50:56,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 22:50:56,992 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:56,992 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:56,992 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 22:50:56,993 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:56,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:56,994 INFO L85 PathProgramCache]: Analyzing trace with hash 1673828196, now seen corresponding path program 1 times [2021-10-28 22:50:56,994 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:56,994 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623778773] [2021-10-28 22:50:56,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:56,995 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:57,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:57,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:57,107 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:57,108 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623778773] [2021-10-28 22:50:57,108 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623778773] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:57,108 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:57,108 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:50:57,109 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81846741] [2021-10-28 22:50:57,109 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:50:57,110 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:57,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:50:57,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:57,111 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:57,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:57,143 INFO L93 Difference]: Finished difference Result 164 states and 242 transitions. [2021-10-28 22:50:57,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:50:57,144 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-28 22:50:57,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:57,145 INFO L225 Difference]: With dead ends: 164 [2021-10-28 22:50:57,146 INFO L226 Difference]: Without dead ends: 85 [2021-10-28 22:50:57,147 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:57,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2021-10-28 22:50:57,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2021-10-28 22:50:57,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 84 states have (on average 1.4642857142857142) internal successors, (123), 84 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:57,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2021-10-28 22:50:57,158 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 24 [2021-10-28 22:50:57,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:57,158 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2021-10-28 22:50:57,159 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:57,159 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2021-10-28 22:50:57,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-28 22:50:57,160 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:57,161 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:57,161 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 22:50:57,161 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:57,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:57,162 INFO L85 PathProgramCache]: Analyzing trace with hash 61775514, now seen corresponding path program 1 times [2021-10-28 22:50:57,163 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:57,163 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621695345] [2021-10-28 22:50:57,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:57,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:57,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:57,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:57,286 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:57,286 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621695345] [2021-10-28 22:50:57,292 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621695345] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:57,293 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:57,293 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 22:50:57,294 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925187782] [2021-10-28 22:50:57,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 22:50:57,295 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:57,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 22:50:57,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:57,298 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:57,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:57,380 INFO L93 Difference]: Finished difference Result 172 states and 251 transitions. [2021-10-28 22:50:57,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 22:50:57,382 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 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 27 [2021-10-28 22:50:57,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:57,384 INFO L225 Difference]: With dead ends: 172 [2021-10-28 22:50:57,384 INFO L226 Difference]: Without dead ends: 93 [2021-10-28 22:50:57,385 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 22:50:57,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2021-10-28 22:50:57,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 91. [2021-10-28 22:50:57,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 90 states have (on average 1.4222222222222223) internal successors, (128), 90 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:57,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 128 transitions. [2021-10-28 22:50:57,397 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 128 transitions. Word has length 27 [2021-10-28 22:50:57,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:57,397 INFO L470 AbstractCegarLoop]: Abstraction has 91 states and 128 transitions. [2021-10-28 22:50:57,397 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:57,398 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 128 transitions. [2021-10-28 22:50:57,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-28 22:50:57,399 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:57,399 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:57,400 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 22:50:57,400 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:57,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:57,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1135503666, now seen corresponding path program 1 times [2021-10-28 22:50:57,401 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:57,401 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635491015] [2021-10-28 22:50:57,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:57,402 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:57,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:57,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:57,543 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:57,543 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635491015] [2021-10-28 22:50:57,544 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635491015] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:57,544 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:57,544 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 22:50:57,544 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097625753] [2021-10-28 22:50:57,545 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:50:57,546 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:57,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:50:57,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:50:57,548 INFO L87 Difference]: Start difference. First operand 91 states and 128 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:57,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:57,715 INFO L93 Difference]: Finished difference Result 444 states and 640 transitions. [2021-10-28 22:50:57,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 22:50:57,716 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-10-28 22:50:57,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:57,723 INFO L225 Difference]: With dead ends: 444 [2021-10-28 22:50:57,723 INFO L226 Difference]: Without dead ends: 359 [2021-10-28 22:50:57,724 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 22:50:57,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2021-10-28 22:50:57,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 139. [2021-10-28 22:50:57,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 138 states have (on average 1.391304347826087) internal successors, (192), 138 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:57,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 192 transitions. [2021-10-28 22:50:57,764 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 192 transitions. Word has length 33 [2021-10-28 22:50:57,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:57,765 INFO L470 AbstractCegarLoop]: Abstraction has 139 states and 192 transitions. [2021-10-28 22:50:57,766 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:57,767 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 192 transitions. [2021-10-28 22:50:57,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 22:50:57,776 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:57,776 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:57,777 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 22:50:57,777 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:57,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:57,778 INFO L85 PathProgramCache]: Analyzing trace with hash 21792272, now seen corresponding path program 1 times [2021-10-28 22:50:57,779 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:57,779 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987131305] [2021-10-28 22:50:57,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:57,780 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:57,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:57,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:57,900 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:57,900 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987131305] [2021-10-28 22:50:57,901 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987131305] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:57,902 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:57,902 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 22:50:57,904 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595920502] [2021-10-28 22:50:57,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 22:50:57,910 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:57,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 22:50:57,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 22:50:57,917 INFO L87 Difference]: Start difference. First operand 139 states and 192 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:58,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:58,116 INFO L93 Difference]: Finished difference Result 294 states and 413 transitions. [2021-10-28 22:50:58,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 22:50:58,118 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-28 22:50:58,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:58,120 INFO L225 Difference]: With dead ends: 294 [2021-10-28 22:50:58,120 INFO L226 Difference]: Without dead ends: 209 [2021-10-28 22:50:58,121 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 22:50:58,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2021-10-28 22:50:58,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 206. [2021-10-28 22:50:58,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 205 states have (on average 1.3902439024390243) internal successors, (285), 205 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:58,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 285 transitions. [2021-10-28 22:50:58,141 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 285 transitions. Word has length 34 [2021-10-28 22:50:58,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:58,142 INFO L470 AbstractCegarLoop]: Abstraction has 206 states and 285 transitions. [2021-10-28 22:50:58,142 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:58,142 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 285 transitions. [2021-10-28 22:50:58,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 22:50:58,143 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:58,144 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:58,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 22:50:58,144 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:58,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:58,145 INFO L85 PathProgramCache]: Analyzing trace with hash -989324978, now seen corresponding path program 1 times [2021-10-28 22:50:58,145 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:58,145 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024029938] [2021-10-28 22:50:58,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:58,145 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:58,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:58,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:58,205 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:58,206 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024029938] [2021-10-28 22:50:58,206 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024029938] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:58,206 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:58,206 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 22:50:58,207 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30368407] [2021-10-28 22:50:58,207 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 22:50:58,207 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:58,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 22:50:58,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 22:50:58,208 INFO L87 Difference]: Start difference. First operand 206 states and 285 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:58,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:58,295 INFO L93 Difference]: Finished difference Result 575 states and 806 transitions. [2021-10-28 22:50:58,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 22:50:58,296 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-28 22:50:58,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:58,299 INFO L225 Difference]: With dead ends: 575 [2021-10-28 22:50:58,300 INFO L226 Difference]: Without dead ends: 422 [2021-10-28 22:50:58,300 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:50:58,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2021-10-28 22:50:58,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 206. [2021-10-28 22:50:58,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 205 states have (on average 1.3756097560975609) internal successors, (282), 205 states have internal predecessors, (282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:58,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 282 transitions. [2021-10-28 22:50:58,324 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 282 transitions. Word has length 34 [2021-10-28 22:50:58,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:58,325 INFO L470 AbstractCegarLoop]: Abstraction has 206 states and 282 transitions. [2021-10-28 22:50:58,325 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:58,325 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 282 transitions. [2021-10-28 22:50:58,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 22:50:58,326 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:58,326 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:58,327 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 22:50:58,327 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:58,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:58,328 INFO L85 PathProgramCache]: Analyzing trace with hash -731159540, now seen corresponding path program 1 times [2021-10-28 22:50:58,328 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:58,328 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99725599] [2021-10-28 22:50:58,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:58,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:58,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:58,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:58,394 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:58,394 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99725599] [2021-10-28 22:50:58,395 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99725599] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:58,395 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:58,395 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:50:58,395 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428263248] [2021-10-28 22:50:58,396 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:50:58,396 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:58,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:50:58,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:50:58,398 INFO L87 Difference]: Start difference. First operand 206 states and 282 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:58,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:58,529 INFO L93 Difference]: Finished difference Result 618 states and 858 transitions. [2021-10-28 22:50:58,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 22:50:58,529 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-28 22:50:58,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:58,533 INFO L225 Difference]: With dead ends: 618 [2021-10-28 22:50:58,533 INFO L226 Difference]: Without dead ends: 418 [2021-10-28 22:50:58,534 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 22:50:58,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2021-10-28 22:50:58,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 218. [2021-10-28 22:50:58,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 217 states have (on average 1.3410138248847927) internal successors, (291), 217 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:58,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 291 transitions. [2021-10-28 22:50:58,560 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 291 transitions. Word has length 34 [2021-10-28 22:50:58,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:58,560 INFO L470 AbstractCegarLoop]: Abstraction has 218 states and 291 transitions. [2021-10-28 22:50:58,560 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:58,561 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 291 transitions. [2021-10-28 22:50:58,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-28 22:50:58,562 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:58,562 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:58,562 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 22:50:58,563 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:58,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:58,563 INFO L85 PathProgramCache]: Analyzing trace with hash 158566787, now seen corresponding path program 1 times [2021-10-28 22:50:58,564 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:58,564 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723497689] [2021-10-28 22:50:58,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:58,564 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:58,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:58,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:58,656 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:58,657 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723497689] [2021-10-28 22:50:58,657 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723497689] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:58,657 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:58,657 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:50:58,658 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28266603] [2021-10-28 22:50:58,658 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 22:50:58,658 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:58,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 22:50:58,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 22:50:58,660 INFO L87 Difference]: Start difference. First operand 218 states and 291 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) 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) [2021-10-28 22:50:59,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:59,028 INFO L93 Difference]: Finished difference Result 1297 states and 1697 transitions. [2021-10-28 22:50:59,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-28 22:50:59,028 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) 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 [2021-10-28 22:50:59,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:59,035 INFO L225 Difference]: With dead ends: 1297 [2021-10-28 22:50:59,036 INFO L226 Difference]: Without dead ends: 1085 [2021-10-28 22:50:59,037 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-10-28 22:50:59,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1085 states. [2021-10-28 22:50:59,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1085 to 416. [2021-10-28 22:50:59,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 416 states, 415 states have (on average 1.3156626506024096) internal successors, (546), 415 states have internal predecessors, (546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:59,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 546 transitions. [2021-10-28 22:50:59,095 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 546 transitions. Word has length 37 [2021-10-28 22:50:59,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:59,098 INFO L470 AbstractCegarLoop]: Abstraction has 416 states and 546 transitions. [2021-10-28 22:50:59,098 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) 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) [2021-10-28 22:50:59,098 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 546 transitions. [2021-10-28 22:50:59,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-28 22:50:59,099 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:59,099 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:59,099 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 22:50:59,100 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:59,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:59,100 INFO L85 PathProgramCache]: Analyzing trace with hash 838625157, now seen corresponding path program 1 times [2021-10-28 22:50:59,100 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:59,102 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76609730] [2021-10-28 22:50:59,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:59,102 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:59,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:59,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:59,193 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:59,193 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76609730] [2021-10-28 22:50:59,193 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [76609730] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:59,193 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:59,194 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:50:59,194 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087257658] [2021-10-28 22:50:59,194 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:50:59,194 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:59,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:50:59,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:50:59,196 INFO L87 Difference]: Start difference. First operand 416 states and 546 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) [2021-10-28 22:50:59,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:59,526 INFO L93 Difference]: Finished difference Result 1036 states and 1397 transitions. [2021-10-28 22:50:59,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 22:50:59,527 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 [2021-10-28 22:50:59,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:59,532 INFO L225 Difference]: With dead ends: 1036 [2021-10-28 22:50:59,532 INFO L226 Difference]: Without dead ends: 626 [2021-10-28 22:50:59,533 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 22:50:59,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 626 states. [2021-10-28 22:50:59,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 626 to 320. [2021-10-28 22:50:59,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 320 states, 319 states have (on average 1.2884012539184952) internal successors, (411), 319 states have internal predecessors, (411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:59,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 411 transitions. [2021-10-28 22:50:59,581 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 411 transitions. Word has length 37 [2021-10-28 22:50:59,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:59,581 INFO L470 AbstractCegarLoop]: Abstraction has 320 states and 411 transitions. [2021-10-28 22:50:59,581 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) [2021-10-28 22:50:59,582 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 411 transitions. [2021-10-28 22:50:59,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-28 22:50:59,582 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:59,583 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:59,583 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 22:50:59,584 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:59,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:59,584 INFO L85 PathProgramCache]: Analyzing trace with hash -1548905091, now seen corresponding path program 1 times [2021-10-28 22:50:59,584 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:59,587 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376894931] [2021-10-28 22:50:59,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:59,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:59,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:50:59,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:50:59,664 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:50:59,665 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376894931] [2021-10-28 22:50:59,665 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376894931] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:50:59,665 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:50:59,665 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:50:59,665 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099612876] [2021-10-28 22:50:59,666 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:50:59,666 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:50:59,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:50:59,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:50:59,668 INFO L87 Difference]: Start difference. First operand 320 states and 411 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:59,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:50:59,901 INFO L93 Difference]: Finished difference Result 786 states and 1003 transitions. [2021-10-28 22:50:59,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 22:50:59,902 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 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 38 [2021-10-28 22:50:59,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:50:59,907 INFO L225 Difference]: With dead ends: 786 [2021-10-28 22:50:59,907 INFO L226 Difference]: Without dead ends: 472 [2021-10-28 22:50:59,908 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 22:50:59,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472 states. [2021-10-28 22:50:59,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472 to 300. [2021-10-28 22:50:59,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 300 states, 299 states have (on average 1.2508361204013378) internal successors, (374), 299 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:59,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 374 transitions. [2021-10-28 22:50:59,950 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 374 transitions. Word has length 38 [2021-10-28 22:50:59,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:50:59,951 INFO L470 AbstractCegarLoop]: Abstraction has 300 states and 374 transitions. [2021-10-28 22:50:59,951 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:50:59,951 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 374 transitions. [2021-10-28 22:50:59,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-28 22:50:59,953 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:50:59,953 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:50:59,953 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 22:50:59,954 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:50:59,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:50:59,954 INFO L85 PathProgramCache]: Analyzing trace with hash -1184187441, now seen corresponding path program 1 times [2021-10-28 22:50:59,955 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:50:59,955 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833798350] [2021-10-28 22:50:59,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:50:59,955 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:50:59,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:51:00,036 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-28 22:51:00,037 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:51:00,037 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833798350] [2021-10-28 22:51:00,037 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833798350] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:51:00,037 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:51:00,038 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:51:00,038 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248463698] [2021-10-28 22:51:00,038 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:51:00,039 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:51:00,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:51:00,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:51:00,040 INFO L87 Difference]: Start difference. First operand 300 states and 374 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:00,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:51:00,121 INFO L93 Difference]: Finished difference Result 695 states and 869 transitions. [2021-10-28 22:51:00,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 22:51:00,122 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-10-28 22:51:00,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:51:00,127 INFO L225 Difference]: With dead ends: 695 [2021-10-28 22:51:00,127 INFO L226 Difference]: Without dead ends: 401 [2021-10-28 22:51:00,128 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 22:51:00,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2021-10-28 22:51:00,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 300. [2021-10-28 22:51:00,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 300 states, 299 states have (on average 1.2374581939799332) internal successors, (370), 299 states have internal predecessors, (370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:00,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 370 transitions. [2021-10-28 22:51:00,170 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 370 transitions. Word has length 54 [2021-10-28 22:51:00,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:51:00,172 INFO L470 AbstractCegarLoop]: Abstraction has 300 states and 370 transitions. [2021-10-28 22:51:00,172 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:00,173 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 370 transitions. [2021-10-28 22:51:00,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-28 22:51:00,186 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:51:00,186 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:51:00,186 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-28 22:51:00,186 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:51:00,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:51:00,187 INFO L85 PathProgramCache]: Analyzing trace with hash -1256573999, now seen corresponding path program 1 times [2021-10-28 22:51:00,188 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:51:00,188 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316253954] [2021-10-28 22:51:00,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:51:00,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:51:00,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:51:00,258 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-28 22:51:00,259 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:51:00,259 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316253954] [2021-10-28 22:51:00,259 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316253954] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:51:00,259 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:51:00,259 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:51:00,259 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062148961] [2021-10-28 22:51:00,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:51:00,260 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:51:00,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:51:00,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:51:00,261 INFO L87 Difference]: Start difference. First operand 300 states and 370 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:00,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:51:00,347 INFO L93 Difference]: Finished difference Result 642 states and 801 transitions. [2021-10-28 22:51:00,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 22:51:00,347 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-10-28 22:51:00,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:51:00,350 INFO L225 Difference]: With dead ends: 642 [2021-10-28 22:51:00,350 INFO L226 Difference]: Without dead ends: 348 [2021-10-28 22:51:00,351 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 22:51:00,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2021-10-28 22:51:00,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 258. [2021-10-28 22:51:00,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 257 states have (on average 1.2412451361867705) internal successors, (319), 257 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:00,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 319 transitions. [2021-10-28 22:51:00,388 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 319 transitions. Word has length 54 [2021-10-28 22:51:00,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:51:00,388 INFO L470 AbstractCegarLoop]: Abstraction has 258 states and 319 transitions. [2021-10-28 22:51:00,388 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:00,388 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 319 transitions. [2021-10-28 22:51:00,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-28 22:51:00,389 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:51:00,389 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:51:00,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-28 22:51:00,390 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:51:00,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:51:00,390 INFO L85 PathProgramCache]: Analyzing trace with hash -2050604719, now seen corresponding path program 1 times [2021-10-28 22:51:00,390 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:51:00,391 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285403550] [2021-10-28 22:51:00,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:51:00,391 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:51:00,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:51:00,460 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 22:51:00,460 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:51:00,460 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285403550] [2021-10-28 22:51:00,461 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285403550] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:51:00,461 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:51:00,461 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 22:51:00,461 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343834195] [2021-10-28 22:51:00,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:51:00,462 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:51:00,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:51:00,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:51:00,463 INFO L87 Difference]: Start difference. First operand 258 states and 319 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:00,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:51:00,605 INFO L93 Difference]: Finished difference Result 666 states and 822 transitions. [2021-10-28 22:51:00,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 22:51:00,606 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 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 [2021-10-28 22:51:00,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:51:00,609 INFO L225 Difference]: With dead ends: 666 [2021-10-28 22:51:00,609 INFO L226 Difference]: Without dead ends: 414 [2021-10-28 22:51:00,610 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 22:51:00,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2021-10-28 22:51:00,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 258. [2021-10-28 22:51:00,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 257 states have (on average 1.2256809338521402) internal successors, (315), 257 states have internal predecessors, (315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:00,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 315 transitions. [2021-10-28 22:51:00,652 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 315 transitions. Word has length 55 [2021-10-28 22:51:00,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:51:00,652 INFO L470 AbstractCegarLoop]: Abstraction has 258 states and 315 transitions. [2021-10-28 22:51:00,653 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:00,653 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 315 transitions. [2021-10-28 22:51:00,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-28 22:51:00,654 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:51:00,654 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:51:00,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-28 22:51:00,655 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:51:00,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:51:00,655 INFO L85 PathProgramCache]: Analyzing trace with hash -1134136866, now seen corresponding path program 1 times [2021-10-28 22:51:00,655 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:51:00,656 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957361250] [2021-10-28 22:51:00,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:51:00,656 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:51:00,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:51:00,748 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-28 22:51:00,748 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:51:00,749 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957361250] [2021-10-28 22:51:00,749 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1957361250] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:51:00,749 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:51:00,749 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:51:00,749 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017294075] [2021-10-28 22:51:00,750 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 22:51:00,750 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:51:00,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 22:51:00,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 22:51:00,751 INFO L87 Difference]: Start difference. First operand 258 states and 315 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:01,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:51:01,018 INFO L93 Difference]: Finished difference Result 833 states and 1030 transitions. [2021-10-28 22:51:01,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 22:51:01,018 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 57 [2021-10-28 22:51:01,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:51:01,023 INFO L225 Difference]: With dead ends: 833 [2021-10-28 22:51:01,023 INFO L226 Difference]: Without dead ends: 633 [2021-10-28 22:51:01,026 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-10-28 22:51:01,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 633 states. [2021-10-28 22:51:01,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 633 to 258. [2021-10-28 22:51:01,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 257 states have (on average 1.2217898832684826) internal successors, (314), 257 states have internal predecessors, (314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:01,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 314 transitions. [2021-10-28 22:51:01,071 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 314 transitions. Word has length 57 [2021-10-28 22:51:01,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:51:01,071 INFO L470 AbstractCegarLoop]: Abstraction has 258 states and 314 transitions. [2021-10-28 22:51:01,071 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:01,072 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 314 transitions. [2021-10-28 22:51:01,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-28 22:51:01,073 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:51:01,073 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:51:01,073 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-28 22:51:01,074 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:51:01,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:51:01,074 INFO L85 PathProgramCache]: Analyzing trace with hash -454429430, now seen corresponding path program 1 times [2021-10-28 22:51:01,075 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:51:01,077 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913958044] [2021-10-28 22:51:01,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:51:01,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:51:01,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:51:01,173 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-28 22:51:01,173 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:51:01,174 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913958044] [2021-10-28 22:51:01,176 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [913958044] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 22:51:01,177 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 22:51:01,177 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 22:51:01,177 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164565151] [2021-10-28 22:51:01,177 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 22:51:01,178 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:51:01,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 22:51:01,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 22:51:01,179 INFO L87 Difference]: Start difference. First operand 258 states and 314 transitions. Second operand has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:01,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:51:01,306 INFO L93 Difference]: Finished difference Result 782 states and 970 transitions. [2021-10-28 22:51:01,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 22:51:01,307 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 0 states have call successors, (0), 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 63 [2021-10-28 22:51:01,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:51:01,311 INFO L225 Difference]: With dead ends: 782 [2021-10-28 22:51:01,312 INFO L226 Difference]: Without dead ends: 582 [2021-10-28 22:51:01,312 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 22:51:01,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2021-10-28 22:51:01,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 264. [2021-10-28 22:51:01,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 263 states have (on average 1.2167300380228137) internal successors, (320), 263 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:01,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 320 transitions. [2021-10-28 22:51:01,356 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 320 transitions. Word has length 63 [2021-10-28 22:51:01,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:51:01,357 INFO L470 AbstractCegarLoop]: Abstraction has 264 states and 320 transitions. [2021-10-28 22:51:01,357 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:01,357 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 320 transitions. [2021-10-28 22:51:01,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-28 22:51:01,358 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:51:01,358 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:51:01,359 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-28 22:51:01,359 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:51:01,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:51:01,359 INFO L85 PathProgramCache]: Analyzing trace with hash -196263992, now seen corresponding path program 1 times [2021-10-28 22:51:01,360 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:51:01,360 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584145400] [2021-10-28 22:51:01,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:51:01,360 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:51:01,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:51:01,498 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-28 22:51:01,498 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 22:51:01,498 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584145400] [2021-10-28 22:51:01,498 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584145400] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 22:51:01,498 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1097845622] [2021-10-28 22:51:01,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:51:01,499 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 22:51:01,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd85825-d230-41c2-ba70-ac7fc5323d99/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:51:01,501 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd85825-d230-41c2-ba70-ac7fc5323d99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 22:51:01,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd85825-d230-41c2-ba70-ac7fc5323d99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 22:51:01,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 22:51:01,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-28 22:51:01,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 22:51:02,069 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-28 22:51:02,069 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1097845622] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 22:51:02,070 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 22:51:02,070 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 8 [2021-10-28 22:51:02,070 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319124419] [2021-10-28 22:51:02,071 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-28 22:51:02,071 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 22:51:02,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-28 22:51:02,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-10-28 22:51:02,072 INFO L87 Difference]: Start difference. First operand 264 states and 320 transitions. Second operand has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 8 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:02,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 22:51:02,408 INFO L93 Difference]: Finished difference Result 975 states and 1203 transitions. [2021-10-28 22:51:02,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 22:51:02,409 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 8 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 63 [2021-10-28 22:51:02,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 22:51:02,409 INFO L225 Difference]: With dead ends: 975 [2021-10-28 22:51:02,409 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 22:51:02,412 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=183, Unknown=0, NotChecked=0, Total=272 [2021-10-28 22:51:02,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 22:51:02,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 22:51:02,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:02,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 22:51:02,413 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-10-28 22:51:02,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 22:51:02,413 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 22:51:02,414 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 8 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 22:51:02,414 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 22:51:02,414 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 22:51:02,417 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 22:51:02,417 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 22:51:02,418 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 22:51:02,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd85825-d230-41c2-ba70-ac7fc5323d99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 22:51:02,634 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd85825-d230-41c2-ba70-ac7fc5323d99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-10-28 22:51:02,637 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 22:51:02,643 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:02,645 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:02,647 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:02,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:02,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:02,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:02,783 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:02,917 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:02,918 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:02,919 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:02,919 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:02,920 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:02,921 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:02,921 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:02,923 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:02,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:02,979 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:02,980 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:02,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:04,453 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:04,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:04,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:04,677 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:04,678 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:04,682 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,063 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,064 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,065 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,066 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,072 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,313 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,314 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,316 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,354 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,356 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,356 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,358 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,358 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,360 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,360 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,363 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,363 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,364 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,364 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,365 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,920 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,920 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,921 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,967 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,967 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,968 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,968 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,969 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,970 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,971 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:05,972 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:06,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:06,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:06,221 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:06,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:06,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:06,273 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:06,274 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:06,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:06,277 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:06,800 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:06,801 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:06,802 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:06,802 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:06,803 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:06,803 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:06,804 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:06,804 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:06,805 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:06,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:07,445 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:07,501 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:07,502 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:07,502 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:07,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:07,504 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:08,330 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 22:51:19,353 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-28 22:51:19,353 INFO L857 garLoopResultBuilder]: For program point L498(lines 498 502) no Hoare annotation was computed. [2021-10-28 22:51:19,354 INFO L853 garLoopResultBuilder]: At program point L830(lines 815 833) the Hoare annotation is: false [2021-10-28 22:51:19,354 INFO L853 garLoopResultBuilder]: At program point L830-1(lines 815 833) the Hoare annotation is: false [2021-10-28 22:51:19,354 INFO L853 garLoopResultBuilder]: At program point L830-2(lines 815 833) the Hoare annotation is: false [2021-10-28 22:51:19,354 INFO L853 garLoopResultBuilder]: At program point L830-3(lines 815 833) the Hoare annotation is: (let ((.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (let ((.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse5 (<= 2 ~waterLevel~0)) (.cse7 (<= ~waterLevel~0 2)) (.cse10 (= ~methaneLevelCritical~0 1)) (.cse11 (not .cse8)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse13 (not .cse9)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse14 (<= ~waterLevel~0 1)) (.cse15 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse6 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse6 .cse10 .cse7 .cse8 .cse9) (and .cse11 .cse0 .cse12 .cse1 .cse13 .cse14 .cse15 .cse6 .cse10) (and .cse11 .cse0 .cse12 .cse1 .cse13 .cse4 .cse14 .cse15 .cse6)))) [2021-10-28 22:51:19,354 INFO L853 garLoopResultBuilder]: At program point L830-4(lines 815 833) the Hoare annotation is: false [2021-10-28 22:51:19,354 INFO L853 garLoopResultBuilder]: At program point L830-5(lines 815 833) the Hoare annotation is: false [2021-10-28 22:51:19,354 INFO L853 garLoopResultBuilder]: At program point L830-6(lines 815 833) the Hoare annotation is: false [2021-10-28 22:51:19,355 INFO L853 garLoopResultBuilder]: At program point L830-7(lines 815 833) the Hoare annotation is: false [2021-10-28 22:51:19,355 INFO L853 garLoopResultBuilder]: At program point L566(lines 561 569) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse5))) [2021-10-28 22:51:19,355 INFO L853 garLoopResultBuilder]: At program point L830-8(lines 815 833) the Hoare annotation is: false [2021-10-28 22:51:19,355 INFO L853 garLoopResultBuilder]: At program point L566-1(lines 561 569) the Hoare annotation is: false [2021-10-28 22:51:19,355 INFO L853 garLoopResultBuilder]: At program point L830-9(lines 815 833) the Hoare annotation is: false [2021-10-28 22:51:19,355 INFO L853 garLoopResultBuilder]: At program point L566-2(lines 561 569) the Hoare annotation is: false [2021-10-28 22:51:19,355 INFO L853 garLoopResultBuilder]: At program point L830-10(lines 815 833) the Hoare annotation is: false [2021-10-28 22:51:19,355 INFO L853 garLoopResultBuilder]: At program point L566-3(lines 561 569) the Hoare annotation is: false [2021-10-28 22:51:19,356 INFO L853 garLoopResultBuilder]: At program point L830-11(lines 815 833) the Hoare annotation is: false [2021-10-28 22:51:19,356 INFO L853 garLoopResultBuilder]: At program point L566-4(lines 561 569) the Hoare annotation is: false [2021-10-28 22:51:19,356 INFO L853 garLoopResultBuilder]: At program point L566-5(lines 561 569) the Hoare annotation is: false [2021-10-28 22:51:19,356 INFO L853 garLoopResultBuilder]: At program point L766(lines 759 769) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse4 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse4) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse4))) [2021-10-28 22:51:19,356 INFO L853 garLoopResultBuilder]: At program point L766-1(lines 759 769) the Hoare annotation is: false [2021-10-28 22:51:19,356 INFO L853 garLoopResultBuilder]: At program point L766-2(lines 759 769) the Hoare annotation is: false [2021-10-28 22:51:19,356 INFO L853 garLoopResultBuilder]: At program point L766-3(lines 759 769) the Hoare annotation is: false [2021-10-28 22:51:19,356 INFO L853 garLoopResultBuilder]: At program point L766-4(lines 759 769) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1)) (.cse6 (= 1 ~systemActive~0)) (.cse7 (<= ~waterLevel~0 2)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~methaneLevelCritical~0 1) .cse7 .cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse9) (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse4 .cse5 .cse6 .cse7 .cse8 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse9))) [2021-10-28 22:51:19,357 INFO L853 garLoopResultBuilder]: At program point L766-5(lines 759 769) the Hoare annotation is: false [2021-10-28 22:51:19,357 INFO L853 garLoopResultBuilder]: At program point L766-6(lines 759 769) the Hoare annotation is: false [2021-10-28 22:51:19,357 INFO L853 garLoopResultBuilder]: At program point L766-7(lines 759 769) the Hoare annotation is: false [2021-10-28 22:51:19,357 INFO L853 garLoopResultBuilder]: At program point L766-8(lines 759 769) the Hoare annotation is: false [2021-10-28 22:51:19,357 INFO L853 garLoopResultBuilder]: At program point L766-9(lines 759 769) the Hoare annotation is: false [2021-10-28 22:51:19,357 INFO L853 garLoopResultBuilder]: At program point L766-10(lines 759 769) the Hoare annotation is: false [2021-10-28 22:51:19,357 INFO L853 garLoopResultBuilder]: At program point L766-11(lines 759 769) the Hoare annotation is: false [2021-10-28 22:51:19,357 INFO L853 garLoopResultBuilder]: At program point L766-12(lines 759 769) the Hoare annotation is: false [2021-10-28 22:51:19,357 INFO L853 garLoopResultBuilder]: At program point L766-13(lines 759 769) the Hoare annotation is: false [2021-10-28 22:51:19,358 INFO L853 garLoopResultBuilder]: At program point L766-14(lines 759 769) the Hoare annotation is: false [2021-10-28 22:51:19,358 INFO L857 garLoopResultBuilder]: For program point L903(lines 903 916) no Hoare annotation was computed. [2021-10-28 22:51:19,358 INFO L857 garLoopResultBuilder]: For program point L705(lines 705 722) no Hoare annotation was computed. [2021-10-28 22:51:19,358 INFO L857 garLoopResultBuilder]: For program point L705-1(lines 705 722) no Hoare annotation was computed. [2021-10-28 22:51:19,358 INFO L857 garLoopResultBuilder]: For program point L705-2(lines 705 722) no Hoare annotation was computed. [2021-10-28 22:51:19,358 INFO L853 garLoopResultBuilder]: At program point L775(lines 770 778) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1) (= |ULTIMATE.start_isHighWaterLevel_#res| 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0) (<= 2 ~waterLevel~0) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1) (= 1 ~systemActive~0) (= ULTIMATE.start_activatePump_~tmp~7 0) (<= ~waterLevel~0 2) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= |ULTIMATE.start_isMethaneAlarm_#res| 0) (= |ULTIMATE.start_isPumpRunning_#res| 1) (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) (= ~pumpRunning~0 1)) [2021-10-28 22:51:19,358 INFO L853 garLoopResultBuilder]: At program point L775-1(lines 770 778) the Hoare annotation is: false [2021-10-28 22:51:19,358 INFO L857 garLoopResultBuilder]: For program point L709(lines 709 717) no Hoare annotation was computed. [2021-10-28 22:51:19,358 INFO L853 garLoopResultBuilder]: At program point L775-2(lines 770 778) the Hoare annotation is: false [2021-10-28 22:51:19,358 INFO L857 garLoopResultBuilder]: For program point L709-1(lines 709 717) no Hoare annotation was computed. [2021-10-28 22:51:19,359 INFO L857 garLoopResultBuilder]: For program point L709-2(lines 709 717) no Hoare annotation was computed. [2021-10-28 22:51:19,359 INFO L853 garLoopResultBuilder]: At program point L511(lines 506 514) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (<= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse4 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse4) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3 .cse4))) [2021-10-28 22:51:19,359 INFO L853 garLoopResultBuilder]: At program point L511-1(lines 506 514) the Hoare annotation is: false [2021-10-28 22:51:19,359 INFO L853 garLoopResultBuilder]: At program point L511-2(lines 506 514) the Hoare annotation is: false [2021-10-28 22:51:19,359 INFO L853 garLoopResultBuilder]: At program point L511-3(lines 506 514) the Hoare annotation is: false [2021-10-28 22:51:19,359 INFO L853 garLoopResultBuilder]: At program point L511-4(lines 506 514) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse3 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1)) (.cse6 (= 1 ~systemActive~0)) (.cse7 (<= ~waterLevel~0 2)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~methaneLevelCritical~0 1) .cse7 .cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse9) (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9))) [2021-10-28 22:51:19,359 INFO L853 garLoopResultBuilder]: At program point L511-5(lines 506 514) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse13 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse7 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse8 (<= 2 ~waterLevel~0)) (.cse9 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1)) (.cse11 (<= ~waterLevel~0 2)) (.cse12 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse14 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse16 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse17 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse10 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse15 (= ~pumpRunning~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse4 (<= ~waterLevel~0 1)) (.cse5 (= 1 ~systemActive~0)) (.cse18 (= ~methaneLevelCritical~0 1)) (.cse19 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse2 .cse3 .cse8 .cse9 .cse5 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse16 .cse0 .cse2 .cse3 .cse4 .cse17 .cse5 .cse10 .cse13 .cse15) (and .cse0 .cse1 .cse6 .cse7 .cse9 .cse5 .cse18 .cse11 .cse12 .cse19 .cse14) (and .cse0 .cse6 .cse7 .cse8 .cse9 .cse5 .cse10 .cse18 .cse11 .cse12 .cse19 .cse14 .cse15) (and .cse16 .cse0 .cse4 .cse17 .cse5 .cse10 .cse18 .cse19 .cse15) (and .cse0 .cse1 .cse4 .cse5 .cse18 .cse19))) [2021-10-28 22:51:19,359 INFO L853 garLoopResultBuilder]: At program point L511-6(lines 506 514) the Hoare annotation is: false [2021-10-28 22:51:19,360 INFO L853 garLoopResultBuilder]: At program point L511-7(lines 506 514) the Hoare annotation is: false [2021-10-28 22:51:19,360 INFO L853 garLoopResultBuilder]: At program point L511-8(lines 506 514) the Hoare annotation is: false [2021-10-28 22:51:19,360 INFO L853 garLoopResultBuilder]: At program point L511-9(lines 506 514) the Hoare annotation is: false [2021-10-28 22:51:19,360 INFO L853 garLoopResultBuilder]: At program point L511-10(lines 506 514) the Hoare annotation is: false [2021-10-28 22:51:19,360 INFO L853 garLoopResultBuilder]: At program point L511-11(lines 506 514) the Hoare annotation is: false [2021-10-28 22:51:19,360 INFO L853 garLoopResultBuilder]: At program point L511-12(lines 506 514) the Hoare annotation is: false [2021-10-28 22:51:19,360 INFO L853 garLoopResultBuilder]: At program point L511-13(lines 506 514) the Hoare annotation is: false [2021-10-28 22:51:19,360 INFO L853 garLoopResultBuilder]: At program point L511-14(lines 506 514) the Hoare annotation is: false [2021-10-28 22:51:19,360 INFO L853 garLoopResultBuilder]: At program point L511-15(lines 506 514) the Hoare annotation is: false [2021-10-28 22:51:19,360 INFO L853 garLoopResultBuilder]: At program point L511-16(lines 506 514) the Hoare annotation is: false [2021-10-28 22:51:19,361 INFO L853 garLoopResultBuilder]: At program point L511-17(lines 506 514) the Hoare annotation is: false [2021-10-28 22:51:19,361 INFO L857 garLoopResultBuilder]: For program point L843(lines 843 847) no Hoare annotation was computed. [2021-10-28 22:51:19,361 INFO L857 garLoopResultBuilder]: For program point L843-2(lines 843 847) no Hoare annotation was computed. [2021-10-28 22:51:19,361 INFO L857 garLoopResultBuilder]: For program point L843-3(lines 843 847) no Hoare annotation was computed. [2021-10-28 22:51:19,361 INFO L857 garLoopResultBuilder]: For program point L843-5(lines 843 847) no Hoare annotation was computed. [2021-10-28 22:51:19,361 INFO L857 garLoopResultBuilder]: For program point L843-6(lines 843 847) no Hoare annotation was computed. [2021-10-28 22:51:19,361 INFO L857 garLoopResultBuilder]: For program point L843-8(lines 843 847) no Hoare annotation was computed. [2021-10-28 22:51:19,361 INFO L857 garLoopResultBuilder]: For program point L843-9(lines 843 847) no Hoare annotation was computed. [2021-10-28 22:51:19,361 INFO L857 garLoopResultBuilder]: For program point L843-11(lines 843 847) no Hoare annotation was computed. [2021-10-28 22:51:19,361 INFO L857 garLoopResultBuilder]: For program point L843-12(lines 843 847) no Hoare annotation was computed. [2021-10-28 22:51:19,362 INFO L857 garLoopResultBuilder]: For program point L843-14(lines 843 847) no Hoare annotation was computed. [2021-10-28 22:51:19,362 INFO L857 garLoopResultBuilder]: For program point L843-15(lines 843 847) no Hoare annotation was computed. [2021-10-28 22:51:19,362 INFO L857 garLoopResultBuilder]: For program point L843-17(lines 843 847) no Hoare annotation was computed. [2021-10-28 22:51:19,362 INFO L857 garLoopResultBuilder]: For program point L911(lines 911 915) no Hoare annotation was computed. [2021-10-28 22:51:19,362 INFO L853 garLoopResultBuilder]: At program point L911-2(lines 621 627) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse9 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse10 (= ~pumpRunning~0 1))) (let ((.cse6 (or (and .cse0 (<= 2 ~waterLevel~0) .cse2 .cse9 .cse10) (and .cse0 .cse2 .cse9 (= ~waterLevel~0 1) .cse10))) (.cse7 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse8 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse1 (= ~pumpRunning~0 0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse4) (and .cse6 .cse3 .cse4) (and .cse7 .cse0 .cse5 .cse8 .cse2 .cse9 .cse4 .cse10) (and .cse7 .cse0 (<= ~waterLevel~0 1) .cse8 .cse2 .cse9 .cse3 .cse10) (and .cse0 .cse1 .cse5 .cse2 .cse4)))) [2021-10-28 22:51:19,362 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-10-28 22:51:19,362 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-10-28 22:51:19,362 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-10-28 22:51:19,362 INFO L853 garLoopResultBuilder]: At program point L849(lines 834 852) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= ~waterLevel~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2 .cse3 .cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse5))) [2021-10-28 22:51:19,363 INFO L853 garLoopResultBuilder]: At program point L849-1(lines 834 852) the Hoare annotation is: false [2021-10-28 22:51:19,363 INFO L853 garLoopResultBuilder]: At program point L849-2(lines 834 852) the Hoare annotation is: false [2021-10-28 22:51:19,363 INFO L853 garLoopResultBuilder]: At program point L849-3(lines 834 852) the Hoare annotation is: false [2021-10-28 22:51:19,363 INFO L853 garLoopResultBuilder]: At program point L849-4(lines 834 852) the Hoare annotation is: false [2021-10-28 22:51:19,363 INFO L853 garLoopResultBuilder]: At program point L849-5(lines 834 852) the Hoare annotation is: false [2021-10-28 22:51:19,363 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 22:51:19,363 INFO L857 garLoopResultBuilder]: For program point L653(lines 653 670) no Hoare annotation was computed. [2021-10-28 22:51:19,363 INFO L857 garLoopResultBuilder]: For program point L653-1(lines 653 670) no Hoare annotation was computed. [2021-10-28 22:51:19,363 INFO L857 garLoopResultBuilder]: For program point L653-2(lines 653 670) no Hoare annotation was computed. [2021-10-28 22:51:19,363 INFO L857 garLoopResultBuilder]: For program point L653-3(lines 653 670) no Hoare annotation was computed. [2021-10-28 22:51:19,363 INFO L857 garLoopResultBuilder]: For program point L653-4(lines 653 670) no Hoare annotation was computed. [2021-10-28 22:51:19,364 INFO L857 garLoopResultBuilder]: For program point L653-5(lines 653 670) no Hoare annotation was computed. [2021-10-28 22:51:19,364 INFO L857 garLoopResultBuilder]: For program point L653-6(lines 653 670) no Hoare annotation was computed. [2021-10-28 22:51:19,364 INFO L857 garLoopResultBuilder]: For program point L653-7(lines 653 670) no Hoare annotation was computed. [2021-10-28 22:51:19,364 INFO L857 garLoopResultBuilder]: For program point L653-8(lines 653 670) no Hoare annotation was computed. [2021-10-28 22:51:19,364 INFO L857 garLoopResultBuilder]: For program point L653-9(lines 653 670) no Hoare annotation was computed. [2021-10-28 22:51:19,364 INFO L857 garLoopResultBuilder]: For program point L653-10(lines 653 670) no Hoare annotation was computed. [2021-10-28 22:51:19,364 INFO L857 garLoopResultBuilder]: For program point L653-11(lines 653 670) no Hoare annotation was computed. [2021-10-28 22:51:19,364 INFO L853 garLoopResultBuilder]: At program point L921(lines 872 922) the Hoare annotation is: false [2021-10-28 22:51:19,364 INFO L857 garLoopResultBuilder]: For program point L657(lines 657 665) no Hoare annotation was computed. [2021-10-28 22:51:19,364 INFO L857 garLoopResultBuilder]: For program point L657-1(lines 657 665) no Hoare annotation was computed. [2021-10-28 22:51:19,364 INFO L857 garLoopResultBuilder]: For program point L657-2(lines 657 665) no Hoare annotation was computed. [2021-10-28 22:51:19,365 INFO L857 garLoopResultBuilder]: For program point L657-3(lines 657 665) no Hoare annotation was computed. [2021-10-28 22:51:19,365 INFO L857 garLoopResultBuilder]: For program point L657-4(lines 657 665) no Hoare annotation was computed. [2021-10-28 22:51:19,365 INFO L857 garLoopResultBuilder]: For program point L657-5(lines 657 665) no Hoare annotation was computed. [2021-10-28 22:51:19,365 INFO L857 garLoopResultBuilder]: For program point L657-6(lines 657 665) no Hoare annotation was computed. [2021-10-28 22:51:19,365 INFO L857 garLoopResultBuilder]: For program point L657-7(lines 657 665) no Hoare annotation was computed. [2021-10-28 22:51:19,365 INFO L857 garLoopResultBuilder]: For program point L657-8(lines 657 665) no Hoare annotation was computed. [2021-10-28 22:51:19,365 INFO L857 garLoopResultBuilder]: For program point L657-9(lines 657 665) no Hoare annotation was computed. [2021-10-28 22:51:19,365 INFO L857 garLoopResultBuilder]: For program point L657-10(lines 657 665) no Hoare annotation was computed. [2021-10-28 22:51:19,365 INFO L857 garLoopResultBuilder]: For program point L657-11(lines 657 665) no Hoare annotation was computed. [2021-10-28 22:51:19,365 INFO L853 garLoopResultBuilder]: At program point L989(lines 985 991) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 22:51:19,365 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 22:51:19,366 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-28 22:51:19,366 INFO L853 garLoopResultBuilder]: At program point L596(lines 1 1024) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 22:51:19,366 INFO L857 garLoopResultBuilder]: For program point L71(lines 71 91) no Hoare annotation was computed. [2021-10-28 22:51:19,366 INFO L857 garLoopResultBuilder]: For program point L71-2(lines 71 91) no Hoare annotation was computed. [2021-10-28 22:51:19,369 INFO L857 garLoopResultBuilder]: For program point L71-4(lines 71 91) no Hoare annotation was computed. [2021-10-28 22:51:19,369 INFO L853 garLoopResultBuilder]: At program point L604(lines 599 607) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 22:51:19,369 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-28 22:51:19,369 INFO L857 garLoopResultBuilder]: For program point L77(lines 77 90) no Hoare annotation was computed. [2021-10-28 22:51:19,370 INFO L853 garLoopResultBuilder]: At program point L77-1(lines 1 1024) the Hoare annotation is: (let ((.cse6 (<= 2 ~waterLevel~0)) (.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse7 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1)) (.cse10 (<= ~waterLevel~0 2)) (.cse11 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse13 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse20 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse22 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse9 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse15 (= ~methaneLevelCritical~0 1)) (.cse16 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse17 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 1)) (.cse14 (= ~pumpRunning~0 1)) (.cse21 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse18 (= ~pumpRunning~0 0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse5 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse19 (<= ~waterLevel~0 1)) (.cse8 (= 1 ~systemActive~0)) (.cse23 (<= 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) (and .cse0 .cse1 .cse2 .cse6 .cse7 .cse8 .cse9 .cse15 .cse10 .cse11 .cse16 .cse13 .cse17 .cse14) (and .cse0 .cse18 .cse19 .cse8 .cse15 .cse16 .cse17) (and .cse0 .cse18 .cse1 .cse2 .cse7 .cse8 .cse15 .cse10 .cse11 .cse16 .cse13 .cse17) (and .cse0 .cse18 .cse4 .cse8 (= ~waterLevel~0 1)) (and .cse20 .cse21 .cse0 .cse3 .cse4 .cse5 .cse19 .cse22 .cse8 .cse9 .cse12 .cse23 .cse14) (and .cse20 .cse0 .cse19 .cse22 .cse8 .cse9 .cse15 .cse16 .cse17 .cse14) (and .cse21 .cse0 .cse18 .cse3 .cse4 .cse5 .cse19 .cse8 .cse23))) [2021-10-28 22:51:19,370 INFO L857 garLoopResultBuilder]: For program point L77-2(lines 77 90) no Hoare annotation was computed. [2021-10-28 22:51:19,370 INFO L853 garLoopResultBuilder]: At program point L77-3(lines 1 1024) the Hoare annotation is: false [2021-10-28 22:51:19,370 INFO L857 garLoopResultBuilder]: For program point L77-4(lines 77 90) no Hoare annotation was computed. [2021-10-28 22:51:19,370 INFO L853 garLoopResultBuilder]: At program point L77-5(lines 1 1024) the Hoare annotation is: false [2021-10-28 22:51:19,370 INFO L857 garLoopResultBuilder]: For program point L474(lines 474 478) no Hoare annotation was computed. [2021-10-28 22:51:19,371 INFO L857 garLoopResultBuilder]: For program point L474-3(lines 474 478) no Hoare annotation was computed. [2021-10-28 22:51:19,371 INFO L857 garLoopResultBuilder]: For program point L474-6(lines 474 478) no Hoare annotation was computed. [2021-10-28 22:51:19,371 INFO L857 garLoopResultBuilder]: For program point L741(lines 741 747) no Hoare annotation was computed. [2021-10-28 22:51:19,371 INFO L857 garLoopResultBuilder]: For program point L741-2(lines 741 747) no Hoare annotation was computed. [2021-10-28 22:51:19,371 INFO L857 garLoopResultBuilder]: For program point L741-4(lines 741 747) no Hoare annotation was computed. [2021-10-28 22:51:19,371 INFO L857 garLoopResultBuilder]: For program point L741-6(lines 741 747) no Hoare annotation was computed. [2021-10-28 22:51:19,372 INFO L853 garLoopResultBuilder]: At program point L543(lines 538 546) the Hoare annotation is: (let ((.cse5 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse6 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse7 (= ~pumpRunning~0 1)) (.cse8 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse9 (<= ~waterLevel~0 1)) (.cse4 (= 1 ~systemActive~0))) (or (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1) (= |ULTIMATE.start_isHighWaterLevel_#res| 1) .cse1 .cse2 .cse3 (<= 2 ~waterLevel~0) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1) .cse4 .cse5 (<= ~waterLevel~0 2) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse7) (and (= ULTIMATE.start_processEnvironment_~tmp~6 0) .cse8 .cse0 .cse1 .cse2 .cse3 .cse9 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0) .cse4 .cse5 .cse6 .cse7) (and .cse8 .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3 .cse9 .cse4))) [2021-10-28 22:51:19,372 INFO L853 garLoopResultBuilder]: At program point L543-1(lines 538 546) the Hoare annotation is: false [2021-10-28 22:51:19,372 INFO L857 garLoopResultBuilder]: For program point L741-8(lines 741 747) no Hoare annotation was computed. [2021-10-28 22:51:19,372 INFO L853 garLoopResultBuilder]: At program point L543-2(lines 538 546) the Hoare annotation is: false [2021-10-28 22:51:19,372 INFO L857 garLoopResultBuilder]: For program point L741-10(lines 741 747) no Hoare annotation was computed. [2021-10-28 22:51:19,372 INFO L857 garLoopResultBuilder]: For program point L741-12(lines 741 747) no Hoare annotation was computed. [2021-10-28 22:51:19,373 INFO L857 garLoopResultBuilder]: For program point L741-14(lines 741 747) no Hoare annotation was computed. [2021-10-28 22:51:19,373 INFO L857 garLoopResultBuilder]: For program point L741-16(lines 741 747) no Hoare annotation was computed. [2021-10-28 22:51:19,373 INFO L857 garLoopResultBuilder]: For program point L741-18(lines 741 747) no Hoare annotation was computed. [2021-10-28 22:51:19,373 INFO L857 garLoopResultBuilder]: For program point L81(lines 81 87) no Hoare annotation was computed. [2021-10-28 22:51:19,373 INFO L857 garLoopResultBuilder]: For program point L741-20(lines 741 747) no Hoare annotation was computed. [2021-10-28 22:51:19,373 INFO L857 garLoopResultBuilder]: For program point L81-2(lines 81 87) no Hoare annotation was computed. [2021-10-28 22:51:19,373 INFO L857 garLoopResultBuilder]: For program point L741-22(lines 741 747) no Hoare annotation was computed. [2021-10-28 22:51:19,374 INFO L857 garLoopResultBuilder]: For program point L81-4(lines 81 87) no Hoare annotation was computed. [2021-10-28 22:51:19,374 INFO L857 garLoopResultBuilder]: For program point L874(lines 873 920) no Hoare annotation was computed. [2021-10-28 22:51:19,374 INFO L857 garLoopResultBuilder]: For program point L875(lines 875 879) no Hoare annotation was computed. [2021-10-28 22:51:19,374 INFO L853 garLoopResultBuilder]: At program point L941-2(lines 941 955) the Hoare annotation is: false [2021-10-28 22:51:19,374 INFO L857 garLoopResultBuilder]: For program point L942(line 942) no Hoare annotation was computed. [2021-10-28 22:51:19,374 INFO L857 garLoopResultBuilder]: For program point L679(lines 679 696) no Hoare annotation was computed. [2021-10-28 22:51:19,375 INFO L857 garLoopResultBuilder]: For program point L679-1(lines 679 696) no Hoare annotation was computed. [2021-10-28 22:51:19,375 INFO L857 garLoopResultBuilder]: For program point L679-2(lines 679 696) no Hoare annotation was computed. [2021-10-28 22:51:19,375 INFO L857 garLoopResultBuilder]: For program point L679-3(lines 679 696) no Hoare annotation was computed. [2021-10-28 22:51:19,375 INFO L857 garLoopResultBuilder]: For program point L679-4(lines 679 696) no Hoare annotation was computed. [2021-10-28 22:51:19,375 INFO L857 garLoopResultBuilder]: For program point L679-5(lines 679 696) no Hoare annotation was computed. [2021-10-28 22:51:19,375 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 22:51:19,375 INFO L857 garLoopResultBuilder]: For program point L945(lines 945 949) no Hoare annotation was computed. [2021-10-28 22:51:19,376 INFO L857 garLoopResultBuilder]: For program point L945-1(lines 621 627) no Hoare annotation was computed. [2021-10-28 22:51:19,376 INFO L857 garLoopResultBuilder]: For program point L1012(lines 1012 1019) no Hoare annotation was computed. [2021-10-28 22:51:19,376 INFO L860 garLoopResultBuilder]: At program point L1012-1(lines 1012 1019) the Hoare annotation is: true [2021-10-28 22:51:19,376 INFO L857 garLoopResultBuilder]: For program point L683(lines 683 691) no Hoare annotation was computed. [2021-10-28 22:51:19,376 INFO L857 garLoopResultBuilder]: For program point L683-1(lines 683 691) no Hoare annotation was computed. [2021-10-28 22:51:19,376 INFO L857 garLoopResultBuilder]: For program point L683-2(lines 683 691) no Hoare annotation was computed. [2021-10-28 22:51:19,377 INFO L857 garLoopResultBuilder]: For program point L683-3(lines 683 691) no Hoare annotation was computed. [2021-10-28 22:51:19,377 INFO L857 garLoopResultBuilder]: For program point L551(lines 551 557) no Hoare annotation was computed. [2021-10-28 22:51:19,377 INFO L857 garLoopResultBuilder]: For program point L683-4(lines 683 691) no Hoare annotation was computed. [2021-10-28 22:51:19,377 INFO L857 garLoopResultBuilder]: For program point L551-1(lines 551 557) no Hoare annotation was computed. [2021-10-28 22:51:19,377 INFO L857 garLoopResultBuilder]: For program point L683-5(lines 683 691) no Hoare annotation was computed. [2021-10-28 22:51:19,377 INFO L857 garLoopResultBuilder]: For program point L551-2(lines 551 557) no Hoare annotation was computed. [2021-10-28 22:51:19,377 INFO L857 garLoopResultBuilder]: For program point L551-3(lines 551 557) no Hoare annotation was computed. [2021-10-28 22:51:19,378 INFO L857 garLoopResultBuilder]: For program point L551-4(lines 551 557) no Hoare annotation was computed. [2021-10-28 22:51:19,378 INFO L857 garLoopResultBuilder]: For program point L551-5(lines 551 557) no Hoare annotation was computed. [2021-10-28 22:51:19,378 INFO L857 garLoopResultBuilder]: For program point L551-6(lines 551 557) no Hoare annotation was computed. [2021-10-28 22:51:19,378 INFO L857 garLoopResultBuilder]: For program point L551-7(lines 551 557) no Hoare annotation was computed. [2021-10-28 22:51:19,378 INFO L857 garLoopResultBuilder]: For program point L551-8(lines 551 557) no Hoare annotation was computed. [2021-10-28 22:51:19,378 INFO L857 garLoopResultBuilder]: For program point L551-9(lines 551 557) no Hoare annotation was computed. [2021-10-28 22:51:19,378 INFO L857 garLoopResultBuilder]: For program point L551-10(lines 551 557) no Hoare annotation was computed. [2021-10-28 22:51:19,379 INFO L857 garLoopResultBuilder]: For program point L551-11(lines 551 557) no Hoare annotation was computed. [2021-10-28 22:51:19,379 INFO L857 garLoopResultBuilder]: For program point L486(lines 486 490) no Hoare annotation was computed. [2021-10-28 22:51:19,379 INFO L857 garLoopResultBuilder]: For program point L883(lines 883 889) no Hoare annotation was computed. [2021-10-28 22:51:19,379 INFO L853 garLoopResultBuilder]: At program point L883-1(lines 883 889) the Hoare annotation is: (let ((.cse10 (= ~waterLevel~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 2 ~waterLevel~0)) (.cse16 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse19 (= ~pumpRunning~0 1))) (let ((.cse17 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse11 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse15 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse12 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse1 (= ~pumpRunning~0 0)) (.cse13 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse14 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse6 (<= ~waterLevel~0 1)) (.cse18 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse20 (or (and .cse0 .cse16 .cse10 .cse19) (and .cse0 .cse3 .cse16 .cse19))) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse5 (<= ~waterLevel~0 2)) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse9 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse4 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse3 .cse4 .cse7 .cse5 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse4 .cse10) (and .cse11 .cse12 .cse0 .cse13 .cse2 .cse14 .cse6 .cse15 .cse4 .cse16 .cse17 .cse18 .cse19) (and .cse13 .cse2 .cse14 .cse4 .cse20 .cse5 .cse17) (and .cse11 .cse0 .cse15 .cse4 .cse16 .cse7 .cse5 .cse8 .cse9 .cse19) (and .cse12 .cse0 .cse1 .cse13 .cse2 .cse14 .cse6 .cse4 .cse18) (and .cse4 .cse20 .cse7 .cse5 .cse8 .cse9)))) [2021-10-28 22:51:19,379 INFO L853 garLoopResultBuilder]: At program point L621(lines 620 639) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 1)) (.cse1 (= ~pumpRunning~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ~methaneLevelCritical~0 0)) (.cse5 (<= ~waterLevel~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse6 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse7 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse2 .cse6 .cse3 .cse7) (and .cse0 .cse1 .cse8 .cse2 .cse4) (and .cse0 .cse8 .cse5 .cse2 .cse6 .cse7))) [2021-10-28 22:51:19,380 INFO L857 garLoopResultBuilder]: For program point L621-1(lines 621 627) no Hoare annotation was computed. [2021-10-28 22:51:19,380 INFO L853 garLoopResultBuilder]: At program point L621-2(lines 620 639) the Hoare annotation is: false [2021-10-28 22:51:19,380 INFO L853 garLoopResultBuilder]: At program point L621-3(lines 620 639) the Hoare annotation is: false [2021-10-28 22:51:19,380 INFO L853 garLoopResultBuilder]: At program point L556(lines 547 560) the Hoare annotation is: false [2021-10-28 22:51:19,380 INFO L853 garLoopResultBuilder]: At program point L556-1(lines 547 560) the Hoare annotation is: false [2021-10-28 22:51:19,380 INFO L853 garLoopResultBuilder]: At program point L556-2(lines 547 560) the Hoare annotation is: false [2021-10-28 22:51:19,381 INFO L853 garLoopResultBuilder]: At program point L556-3(lines 547 560) the Hoare annotation is: (let ((.cse6 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (let ((.cse7 (not .cse6)) (.cse9 (<= ~waterLevel~0 1)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse8 (= ~methaneLevelCritical~0 0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse1 .cse8 .cse9 .cse3) (and .cse7 .cse0 .cse1 .cse9 .cse3 .cse4) (and .cse0 .cse1 .cse8 .cse2 .cse3 .cse5 .cse6)))) [2021-10-28 22:51:19,381 INFO L853 garLoopResultBuilder]: At program point L556-4(lines 547 560) the Hoare annotation is: false [2021-10-28 22:51:19,381 INFO L853 garLoopResultBuilder]: At program point L556-5(lines 547 560) the Hoare annotation is: false [2021-10-28 22:51:19,381 INFO L853 garLoopResultBuilder]: At program point L556-6(lines 547 560) the Hoare annotation is: false [2021-10-28 22:51:19,381 INFO L853 garLoopResultBuilder]: At program point L556-7(lines 547 560) the Hoare annotation is: false [2021-10-28 22:51:19,381 INFO L853 garLoopResultBuilder]: At program point L556-8(lines 547 560) the Hoare annotation is: false [2021-10-28 22:51:19,382 INFO L853 garLoopResultBuilder]: At program point L556-9(lines 547 560) the Hoare annotation is: false [2021-10-28 22:51:19,382 INFO L853 garLoopResultBuilder]: At program point L556-10(lines 547 560) the Hoare annotation is: false [2021-10-28 22:51:19,382 INFO L853 garLoopResultBuilder]: At program point L556-11(lines 547 560) the Hoare annotation is: false [2021-10-28 22:51:19,382 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 22:51:19,382 INFO L860 garLoopResultBuilder]: At program point L1021(lines 1002 1024) the Hoare annotation is: true [2021-10-28 22:51:19,382 INFO L857 garLoopResultBuilder]: For program point L824(lines 824 828) no Hoare annotation was computed. [2021-10-28 22:51:19,382 INFO L857 garLoopResultBuilder]: For program point L824-2(lines 824 828) no Hoare annotation was computed. [2021-10-28 22:51:19,383 INFO L857 garLoopResultBuilder]: For program point L824-3(lines 824 828) no Hoare annotation was computed. [2021-10-28 22:51:19,383 INFO L857 garLoopResultBuilder]: For program point L824-5(lines 824 828) no Hoare annotation was computed. [2021-10-28 22:51:19,383 INFO L857 garLoopResultBuilder]: For program point L824-6(lines 824 828) no Hoare annotation was computed. [2021-10-28 22:51:19,383 INFO L857 garLoopResultBuilder]: For program point L824-8(lines 824 828) no Hoare annotation was computed. [2021-10-28 22:51:19,383 INFO L857 garLoopResultBuilder]: For program point L824-9(lines 824 828) no Hoare annotation was computed. [2021-10-28 22:51:19,383 INFO L857 garLoopResultBuilder]: For program point L824-11(lines 824 828) no Hoare annotation was computed. [2021-10-28 22:51:19,384 INFO L857 garLoopResultBuilder]: For program point L824-12(lines 824 828) no Hoare annotation was computed. [2021-10-28 22:51:19,384 INFO L857 garLoopResultBuilder]: For program point L824-14(lines 824 828) no Hoare annotation was computed. [2021-10-28 22:51:19,384 INFO L857 garLoopResultBuilder]: For program point L824-15(lines 824 828) no Hoare annotation was computed. [2021-10-28 22:51:19,384 INFO L857 garLoopResultBuilder]: For program point L824-17(lines 824 828) no Hoare annotation was computed. [2021-10-28 22:51:19,384 INFO L857 garLoopResultBuilder]: For program point L824-18(lines 824 828) no Hoare annotation was computed. [2021-10-28 22:51:19,384 INFO L857 garLoopResultBuilder]: For program point L824-20(lines 824 828) no Hoare annotation was computed. [2021-10-28 22:51:19,384 INFO L857 garLoopResultBuilder]: For program point L824-21(lines 824 828) no Hoare annotation was computed. [2021-10-28 22:51:19,385 INFO L857 garLoopResultBuilder]: For program point L824-23(lines 824 828) no Hoare annotation was computed. [2021-10-28 22:51:19,385 INFO L857 garLoopResultBuilder]: For program point L824-24(lines 824 828) no Hoare annotation was computed. [2021-10-28 22:51:19,385 INFO L857 garLoopResultBuilder]: For program point L824-26(lines 824 828) no Hoare annotation was computed. [2021-10-28 22:51:19,385 INFO L857 garLoopResultBuilder]: For program point L824-27(lines 824 828) no Hoare annotation was computed. [2021-10-28 22:51:19,385 INFO L857 garLoopResultBuilder]: For program point L824-29(lines 824 828) no Hoare annotation was computed. [2021-10-28 22:51:19,385 INFO L857 garLoopResultBuilder]: For program point L824-30(lines 824 828) no Hoare annotation was computed. [2021-10-28 22:51:19,385 INFO L857 garLoopResultBuilder]: For program point L824-32(lines 824 828) no Hoare annotation was computed. [2021-10-28 22:51:19,386 INFO L857 garLoopResultBuilder]: For program point L824-33(lines 824 828) no Hoare annotation was computed. [2021-10-28 22:51:19,386 INFO L857 garLoopResultBuilder]: For program point L824-35(lines 824 828) no Hoare annotation was computed. [2021-10-28 22:51:19,386 INFO L853 garLoopResultBuilder]: At program point L628(lines 628 634) the Hoare annotation is: (let ((.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse11 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 1)) (.cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse5 (<= 2 ~waterLevel~0)) (.cse6 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~4 1)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse14 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse16 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse8 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse19 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse13 (= ~pumpRunning~0 1)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse17 (= ~pumpRunning~0 0)) (.cse15 (<= ~waterLevel~0 1)) (.cse7 (= 1 ~systemActive~0)) (.cse18 (= ~methaneLevelCritical~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse14 .cse0 .cse3 .cse4 .cse15 .cse16 .cse7 .cse8 .cse11 .cse13) (and .cse0 .cse17 .cse1 .cse2 .cse6 .cse7 .cse18 .cse9 .cse10 .cse19 .cse12) (and .cse0 .cse1 .cse2 .cse5 .cse6 .cse7 .cse8 .cse18 .cse9 .cse10 .cse19 .cse12 .cse13) (and .cse14 .cse0 .cse15 .cse16 .cse7 .cse8 .cse18 .cse19 .cse13) (and .cse0 .cse17 .cse4 .cse15 .cse7) (and .cse0 .cse17 .cse15 .cse7 .cse18))) [2021-10-28 22:51:19,386 INFO L853 garLoopResultBuilder]: At program point L628-1(lines 628 634) the Hoare annotation is: false [2021-10-28 22:51:19,386 INFO L853 garLoopResultBuilder]: At program point L628-2(lines 628 634) the Hoare annotation is: false [2021-10-28 22:51:19,387 INFO L857 garLoopResultBuilder]: For program point L893(lines 893 899) no Hoare annotation was computed. [2021-10-28 22:51:19,387 INFO L853 garLoopResultBuilder]: At program point L893-1(lines 893 899) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse9 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse10 (= ~pumpRunning~0 1))) (let ((.cse6 (or (and .cse0 (<= 2 ~waterLevel~0) .cse2 .cse9 .cse10) (and .cse0 .cse2 .cse9 (= ~waterLevel~0 1) .cse10))) (.cse7 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse8 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse1 (= ~pumpRunning~0 0)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse4 (<= ~waterLevel~0 2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse4) (and .cse6 .cse3 .cse4) (and .cse7 .cse0 .cse5 .cse8 .cse2 .cse9 .cse4 .cse10) (and .cse7 .cse0 (<= ~waterLevel~0 1) .cse8 .cse2 .cse9 .cse3 .cse10) (and .cse0 .cse1 .cse5 .cse2 .cse4)))) [2021-10-28 22:51:19,390 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:51:19,392 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 22:51:19,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 10:51:19 BoogieIcfgContainer [2021-10-28 22:51:19,471 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 22:51:19,471 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 22:51:19,472 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 22:51:19,472 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 22:51:19,472 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:50:55" (3/4) ... [2021-10-28 22:51:19,477 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 22:51:19,514 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 22:51:19,516 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 22:51:19,519 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 22:51:19,522 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 22:51:19,524 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 22:51:19,527 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 22:51:19,529 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 22:51:19,558 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) || (((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) && tmp == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1)) || ((((((((((((tmp == 0 && \result <= 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && tmp___0 <= 1) && pumpRunning == 1)) || (((((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && tmp___0 <= 1) [2021-10-28 22:51:19,558 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1)) || ((((((((((((tmp == 0 && \result <= 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && tmp___0 <= 1) && pumpRunning == 1)) || ((((((\result == 0 && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && ((((splverifierCounter == 0 && tmp == 0) && waterLevel == 1) && pumpRunning == 1) || (((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && pumpRunning == 1))) && waterLevel <= 2) && \result == 0)) || (((((((((tmp == 0 && splverifierCounter == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && tmp___0 <= 1)) || (((((1 == systemActive && ((((splverifierCounter == 0 && tmp == 0) && waterLevel == 1) && pumpRunning == 1) || (((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && pumpRunning == 1))) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) [2021-10-28 22:51:19,560 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) || (((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1)) || ((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0)) || ((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) && pumpRunning == 1)) || ((((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) [2021-10-28 22:51:19,561 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) || (((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) && pumpRunning == 1)) || (((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1)) || ((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0)) || ((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) && pumpRunning == 1)) || ((((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) [2021-10-28 22:51:19,562 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1) || ((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && pumpRunning == 1) [2021-10-28 22:51:19,563 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1) [2021-10-28 22:51:19,564 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) || (((((((((((tmp == 0 && \result <= 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1)) || (((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) [2021-10-28 22:51:19,564 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) || (((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive)) || (((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 0) [2021-10-28 22:51:19,566 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 0) && tmp == 0) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && tmp == 0)) || ((((((((!(\result == 0) && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && !(tmp == 0)) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1)) || ((((((((!(\result == 0) && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && !(tmp == 0)) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) [2021-10-28 22:51:19,567 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && \result == 1) && tmp == 0) && pumpRunning == 1 [2021-10-28 22:51:19,568 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1) || (((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1) [2021-10-28 22:51:19,569 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1) || (((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1) [2021-10-28 22:51:19,570 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && waterLevel <= 2) && \result == 0) && tmp == 0) [2021-10-28 22:51:19,571 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) [2021-10-28 22:51:19,705 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd85825-d230-41c2-ba70-ac7fc5323d99/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 22:51:19,705 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 22:51:19,706 INFO L168 Benchmark]: Toolchain (without parser) took 26345.53 ms. Allocated memory was 117.4 MB in the beginning and 408.9 MB in the end (delta: 291.5 MB). Free memory was 91.2 MB in the beginning and 286.4 MB in the end (delta: -195.2 MB). Peak memory consumption was 95.6 MB. Max. memory is 16.1 GB. [2021-10-28 22:51:19,707 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 117.4 MB. Free memory was 73.1 MB in the beginning and 73.0 MB in the end (delta: 62.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:51:19,708 INFO L168 Benchmark]: CACSL2BoogieTranslator took 721.31 ms. Allocated memory is still 117.4 MB. Free memory was 90.8 MB in the beginning and 83.1 MB in the end (delta: 7.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 22:51:19,708 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.75 ms. Allocated memory is still 117.4 MB. Free memory was 83.1 MB in the beginning and 77.0 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 22:51:19,709 INFO L168 Benchmark]: Boogie Preprocessor took 100.35 ms. Allocated memory is still 117.4 MB. Free memory was 77.0 MB in the beginning and 72.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 22:51:19,709 INFO L168 Benchmark]: RCFGBuilder took 1669.04 ms. Allocated memory was 117.4 MB in the beginning and 144.7 MB in the end (delta: 27.3 MB). Free memory was 72.7 MB in the beginning and 87.5 MB in the end (delta: -14.9 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. [2021-10-28 22:51:19,710 INFO L168 Benchmark]: TraceAbstraction took 23482.10 ms. Allocated memory was 144.7 MB in the beginning and 408.9 MB in the end (delta: 264.2 MB). Free memory was 87.2 MB in the beginning and 306.3 MB in the end (delta: -219.2 MB). Peak memory consumption was 225.5 MB. Max. memory is 16.1 GB. [2021-10-28 22:51:19,710 INFO L168 Benchmark]: Witness Printer took 233.55 ms. Allocated memory is still 408.9 MB. Free memory was 306.3 MB in the beginning and 286.4 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-28 22:51:19,712 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 117.4 MB. Free memory was 73.1 MB in the beginning and 73.0 MB in the end (delta: 62.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 721.31 ms. Allocated memory is still 117.4 MB. Free memory was 90.8 MB in the beginning and 83.1 MB in the end (delta: 7.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 131.75 ms. Allocated memory is still 117.4 MB. Free memory was 83.1 MB in the beginning and 77.0 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 100.35 ms. Allocated memory is still 117.4 MB. Free memory was 77.0 MB in the beginning and 72.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1669.04 ms. Allocated memory was 117.4 MB in the beginning and 144.7 MB in the end (delta: 27.3 MB). Free memory was 72.7 MB in the beginning and 87.5 MB in the end (delta: -14.9 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 23482.10 ms. Allocated memory was 144.7 MB in the beginning and 408.9 MB in the end (delta: 264.2 MB). Free memory was 87.2 MB in the beginning and 306.3 MB in the end (delta: -219.2 MB). Peak memory consumption was 225.5 MB. Max. memory is 16.1 GB. * Witness Printer took 233.55 ms. Allocated memory is still 408.9 MB. Free memory was 306.3 MB in the beginning and 286.4 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: 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, 231 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 23.2s, OverallIterations: 17, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 16.7s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 2575 SDtfs, 3601 SDslu, 4365 SDs, 0 SdLazy, 658 SolverSat, 124 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 190 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=416occurred in iteration=9, InterpolantAutomatonStates: 109, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 17 MinimizatonAttempts, 2828 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 94 LocationsWithAnnotation, 94 PreInvPairs, 394 NumberOfFragments, 2189 HoareAnnotationTreeSize, 94 FomulaSimplifications, 130541781 FormulaSimplificationTreeSizeReduction, 5.6s HoareSimplificationTime, 94 FomulaSimplificationsInter, 16639161 FormulaSimplificationTreeSizeReductionInter, 11.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 744 NumberOfCodeBlocks, 744 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 726 ConstructedInterpolants, 0 QuantifiedInterpolants, 1404 SizeOfPredicates, 3 NumberOfNonLiveVariables, 482 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 18 InterpolantComputations, 16 PerfectInterpolantSequences, 94/106 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: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1) || ((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && pumpRunning == 1) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1) || (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1) - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1012]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) || ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 621]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) || ((methaneLevelCritical == 0 && (((((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) && pumpRunning == 1) || ((((splverifierCounter == 0 && 1 == systemActive) && tmp == 0) && waterLevel == 1) && pumpRunning == 1))) && waterLevel <= 2)) || (((((((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) && pumpRunning == 1) || ((((splverifierCounter == 0 && 1 == systemActive) && tmp == 0) && waterLevel == 1) && pumpRunning == 1)) && methaneLevelCritical == 1) && waterLevel <= 2)) || (((((((tmp == 0 && splverifierCounter == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && pumpRunning == 1)) || (((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && pumpRunning == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) || (((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) && pumpRunning == 1)) || (((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1)) || ((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0)) || ((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) && pumpRunning == 1)) || ((((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 0) && tmp == 0) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && tmp == 0)) || ((((((((!(\result == 0) && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && !(tmp == 0)) && waterLevel <= 1) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1)) || ((((((((!(\result == 0) && splverifierCounter == 0) && tmp___0 == 0) && pumpRunning == 0) && !(tmp == 0)) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 0) && 1 == systemActive) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && \result == 1) && tmp == 0) && pumpRunning == 1 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) || (((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) && tmp == 1) && pumpRunning == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) && tmp == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1)) || ((((((((((((tmp == 0 && \result <= 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && tmp___0 <= 1) && pumpRunning == 1)) || (((((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && tmp___0 <= 1) - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) || (((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && waterLevel <= 2) && \result == 0) && tmp == 0) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 985]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || (((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1)) || ((((((((((((tmp == 0 && \result <= 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && tmp___0 <= 1) && pumpRunning == 1)) || ((((((\result == 0 && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && ((((splverifierCounter == 0 && tmp == 0) && waterLevel == 1) && pumpRunning == 1) || (((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && pumpRunning == 1))) && waterLevel <= 2) && \result == 0)) || (((((((((tmp == 0 && splverifierCounter == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) && pumpRunning == 1)) || ((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) && tmp___0 <= 1)) || (((((1 == systemActive && ((((splverifierCounter == 0 && tmp == 0) && waterLevel == 1) && pumpRunning == 1) || (((splverifierCounter == 0 && 2 <= waterLevel) && tmp == 0) && pumpRunning == 1))) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: ((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1) || (((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 599]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) || (((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive)) || (((((!(\result == 0) && splverifierCounter == 0) && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: (((((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) || (((((((((((tmp == 0 && \result <= 1) && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1)) || (((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && waterLevel <= 1) && 1 == systemActive) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: ((((((((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && \result == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) || (((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1)) || ((((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 1) && \result == 1) && tmp == 1) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0)) || ((((((((((((splverifierCounter == 0 && tmp___0 == 1) && \result == 1) && 2 <= waterLevel) && tmp == 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) && \result == 1) && tmp == 0) && pumpRunning == 1)) || ((((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 620]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) || (((((splverifierCounter == 0 && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && pumpRunning == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || (((((splverifierCounter == 0 && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && pumpRunning == 1) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: ((((((((tmp == 0 && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 1) || (((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && \result == 1) && pumpRunning == 1) - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) || ((methaneLevelCritical == 0 && (((((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) && pumpRunning == 1) || ((((splverifierCounter == 0 && 1 == systemActive) && tmp == 0) && waterLevel == 1) && pumpRunning == 1))) && waterLevel <= 2)) || (((((((splverifierCounter == 0 && 2 <= waterLevel) && 1 == systemActive) && tmp == 0) && pumpRunning == 1) || ((((splverifierCounter == 0 && 1 == systemActive) && tmp == 0) && waterLevel == 1) && pumpRunning == 1)) && methaneLevelCritical == 1) && waterLevel <= 2)) || (((((((tmp == 0 && splverifierCounter == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && tmp == 0) && waterLevel <= 2) && pumpRunning == 1)) || (((((((tmp == 0 && splverifierCounter == 0) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && methaneLevelCritical == 1) && pumpRunning == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 22:51:19,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdd85825-d230-41c2-ba70-ac7fc5323d99/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...