./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product46.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dceb4c-63c0-45ce-ba16-25b6a4b2db44/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dceb4c-63c0-45ce-ba16-25b6a4b2db44/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dceb4c-63c0-45ce-ba16-25b6a4b2db44/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dceb4c-63c0-45ce-ba16-25b6a4b2db44/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product46.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dceb4c-63c0-45ce-ba16-25b6a4b2db44/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dceb4c-63c0-45ce-ba16-25b6a4b2db44/bin/uautomizer-UnR33cPsHg --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 02fb1fa00f2030f7900be70496baf2f4c44344da378fa11ef09f1f26dc14ae9d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:18:01,532 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:18:01,535 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:18:01,590 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:18:01,590 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:18:01,592 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:18:01,594 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:18:01,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:18:01,606 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:18:01,616 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:18:01,617 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:18:01,619 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:18:01,620 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:18:01,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:18:01,629 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:18:01,636 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:18:01,641 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:18:01,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:18:01,646 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:18:01,652 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:18:01,658 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:18:01,660 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:18:01,664 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:18:01,666 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:18:01,675 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:18:01,676 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:18:01,677 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:18:01,680 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:18:01,680 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:18:01,682 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:18:01,684 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:18:01,685 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:18:01,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:18:01,689 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:18:01,691 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:18:01,692 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:18:01,693 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:18:01,693 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:18:01,693 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:18:01,695 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:18:01,696 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:18:01,697 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dceb4c-63c0-45ce-ba16-25b6a4b2db44/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 09:18:01,743 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:18:01,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:18:01,744 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:18:01,744 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:18:01,745 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:18:01,746 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:18:01,746 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:18:01,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:18:01,746 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:18:01,747 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:18:01,747 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:18:01,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:18:01,747 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:18:01,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:18:01,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:18:01,748 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:18:01,748 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:18:01,749 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:18:01,749 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:18:01,749 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:18:01,749 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:18:01,750 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:18:01,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:18:01,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:18:01,754 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:18:01,755 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:18:01,755 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:18:01,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:18:01,756 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:18:01,756 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:18:01,756 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:18:01,757 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:18:01,757 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_05dceb4c-63c0-45ce-ba16-25b6a4b2db44/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dceb4c-63c0-45ce-ba16-25b6a4b2db44/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02fb1fa00f2030f7900be70496baf2f4c44344da378fa11ef09f1f26dc14ae9d [2021-10-28 09:18:02,054 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:18:02,089 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:18:02,093 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:18:02,095 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:18:02,096 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:18:02,097 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dceb4c-63c0-45ce-ba16-25b6a4b2db44/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/product-lines/minepump_spec2_product46.cil.c [2021-10-28 09:18:02,189 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dceb4c-63c0-45ce-ba16-25b6a4b2db44/bin/uautomizer-UnR33cPsHg/data/3d27046b0/5a513dce9a8049e38fbfdcaf4c388f7f/FLAGa34cac924 [2021-10-28 09:18:02,848 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:18:02,853 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dceb4c-63c0-45ce-ba16-25b6a4b2db44/sv-benchmarks/c/product-lines/minepump_spec2_product46.cil.c [2021-10-28 09:18:02,871 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dceb4c-63c0-45ce-ba16-25b6a4b2db44/bin/uautomizer-UnR33cPsHg/data/3d27046b0/5a513dce9a8049e38fbfdcaf4c388f7f/FLAGa34cac924 [2021-10-28 09:18:03,064 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dceb4c-63c0-45ce-ba16-25b6a4b2db44/bin/uautomizer-UnR33cPsHg/data/3d27046b0/5a513dce9a8049e38fbfdcaf4c388f7f [2021-10-28 09:18:03,068 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:18:03,069 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:18:03,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:18:03,072 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:18:03,076 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:18:03,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:18:03" (1/1) ... [2021-10-28 09:18:03,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b69192d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:03, skipping insertion in model container [2021-10-28 09:18:03,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:18:03" (1/1) ... [2021-10-28 09:18:03,088 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:18:03,144 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:18:03,528 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_05dceb4c-63c0-45ce-ba16-25b6a4b2db44/sv-benchmarks/c/product-lines/minepump_spec2_product46.cil.c[17174,17187] [2021-10-28 09:18:03,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:18:03,549 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:18:03,700 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_05dceb4c-63c0-45ce-ba16-25b6a4b2db44/sv-benchmarks/c/product-lines/minepump_spec2_product46.cil.c[17174,17187] [2021-10-28 09:18:03,710 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:18:03,749 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:18:03,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:03 WrapperNode [2021-10-28 09:18:03,751 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:18:03,753 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:18:03,753 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:18:03,754 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:18:03,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:03" (1/1) ... [2021-10-28 09:18:03,799 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:03" (1/1) ... [2021-10-28 09:18:03,897 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:18:03,899 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:18:03,899 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:18:03,899 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:18:03,911 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:03" (1/1) ... [2021-10-28 09:18:03,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:03" (1/1) ... [2021-10-28 09:18:03,940 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:03" (1/1) ... [2021-10-28 09:18:03,940 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:03" (1/1) ... [2021-10-28 09:18:03,973 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:03" (1/1) ... [2021-10-28 09:18:03,982 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:03" (1/1) ... [2021-10-28 09:18:03,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:03" (1/1) ... [2021-10-28 09:18:03,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:18:03,993 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:18:03,994 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:18:03,994 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:18:03,998 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:03" (1/1) ... [2021-10-28 09:18:04,020 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:18:04,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dceb4c-63c0-45ce-ba16-25b6a4b2db44/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:18:04,053 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dceb4c-63c0-45ce-ba16-25b6a4b2db44/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:18:04,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dceb4c-63c0-45ce-ba16-25b6a4b2db44/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:18:04,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:18:04,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:18:04,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:18:04,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:18:05,206 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:18:05,207 INFO L299 CfgBuilder]: Removed 196 assume(true) statements. [2021-10-28 09:18:05,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:18:05 BoogieIcfgContainer [2021-10-28 09:18:05,210 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:18:05,212 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:18:05,213 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:18:05,217 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:18:05,218 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:18:03" (1/3) ... [2021-10-28 09:18:05,219 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@95138bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:18:05, skipping insertion in model container [2021-10-28 09:18:05,219 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:18:03" (2/3) ... [2021-10-28 09:18:05,220 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@95138bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:18:05, skipping insertion in model container [2021-10-28 09:18:05,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:18:05" (3/3) ... [2021-10-28 09:18:05,222 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product46.cil.c [2021-10-28 09:18:05,229 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:18:05,230 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 09:18:05,305 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 09:18:05,314 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 09:18:05,314 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 09:18:05,337 INFO L276 IsEmpty]: Start isEmpty. Operand has 133 states, 129 states have (on average 1.5426356589147288) internal successors, (199), 132 states have internal predecessors, (199), 0 states have call successors, (0), 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 09:18:05,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-28 09:18:05,345 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:18:05,346 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 09:18:05,347 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 09:18:05,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:18:05,355 INFO L85 PathProgramCache]: Analyzing trace with hash 849715888, now seen corresponding path program 1 times [2021-10-28 09:18:05,367 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:18:05,367 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628291204] [2021-10-28 09:18:05,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:18:05,369 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:18:05,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:18:05,732 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 09:18:05,733 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:18:05,734 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628291204] [2021-10-28 09:18:05,735 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [628291204] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:18:05,735 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:18:05,736 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:18:05,738 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187053051] [2021-10-28 09:18:05,744 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 09:18:05,745 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:18:05,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 09:18:05,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:18:05,766 INFO L87 Difference]: Start difference. First operand has 133 states, 129 states have (on average 1.5426356589147288) internal successors, (199), 132 states have internal predecessors, (199), 0 states have call successors, (0), 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 09:18:05,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:18:05,806 INFO L93 Difference]: Finished difference Result 259 states and 390 transitions. [2021-10-28 09:18:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:18:05,808 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 09:18:05,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:18:05,821 INFO L225 Difference]: With dead ends: 259 [2021-10-28 09:18:05,822 INFO L226 Difference]: Without dead ends: 129 [2021-10-28 09:18:05,826 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 09:18:05,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2021-10-28 09:18:05,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2021-10-28 09:18:05,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 126 states have (on average 1.4841269841269842) internal successors, (187), 128 states have internal predecessors, (187), 0 states have call successors, (0), 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 09:18:05,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 187 transitions. [2021-10-28 09:18:05,883 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 187 transitions. Word has length 18 [2021-10-28 09:18:05,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:18:05,884 INFO L470 AbstractCegarLoop]: Abstraction has 129 states and 187 transitions. [2021-10-28 09:18:05,885 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 09:18:05,885 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 187 transitions. [2021-10-28 09:18:05,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 09:18:05,887 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:18:05,887 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 09:18:05,887 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 09:18:05,888 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 09:18:05,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:18:05,889 INFO L85 PathProgramCache]: Analyzing trace with hash 2136736995, now seen corresponding path program 1 times [2021-10-28 09:18:05,890 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:18:05,890 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084230022] [2021-10-28 09:18:05,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:18:05,891 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:18:05,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:18:06,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:18:06,035 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:18:06,036 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084230022] [2021-10-28 09:18:06,037 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1084230022] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:18:06,037 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:18:06,037 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:18:06,038 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521316004] [2021-10-28 09:18:06,040 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:18:06,042 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:18:06,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:18:06,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:18:06,046 INFO L87 Difference]: Start difference. First operand 129 states and 187 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 09:18:06,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:18:06,079 INFO L93 Difference]: Finished difference Result 129 states and 187 transitions. [2021-10-28 09:18:06,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:18:06,080 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 09:18:06,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:18:06,084 INFO L225 Difference]: With dead ends: 129 [2021-10-28 09:18:06,085 INFO L226 Difference]: Without dead ends: 53 [2021-10-28 09:18:06,087 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 09:18:06,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-10-28 09:18:06,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-10-28 09:18:06,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 52 states have (on average 1.4615384615384615) internal successors, (76), 52 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:18:06,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2021-10-28 09:18:06,104 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 19 [2021-10-28 09:18:06,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:18:06,105 INFO L470 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2021-10-28 09:18:06,105 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 09:18:06,105 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2021-10-28 09:18:06,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 09:18:06,108 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:18:06,108 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 09:18:06,109 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 09:18:06,109 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 09:18:06,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:18:06,113 INFO L85 PathProgramCache]: Analyzing trace with hash -2062368201, now seen corresponding path program 1 times [2021-10-28 09:18:06,114 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:18:06,114 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112584368] [2021-10-28 09:18:06,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:18:06,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:18:06,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:18:06,256 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 09:18:06,257 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:18:06,258 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112584368] [2021-10-28 09:18:06,260 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112584368] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:18:06,261 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:18:06,261 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:18:06,262 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910421741] [2021-10-28 09:18:06,263 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:18:06,264 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:18:06,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:18:06,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:18:06,271 INFO L87 Difference]: Start difference. First operand 53 states and 76 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 09:18:06,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:18:06,299 INFO L93 Difference]: Finished difference Result 99 states and 145 transitions. [2021-10-28 09:18:06,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:18:06,301 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 09:18:06,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:18:06,302 INFO L225 Difference]: With dead ends: 99 [2021-10-28 09:18:06,302 INFO L226 Difference]: Without dead ends: 53 [2021-10-28 09:18:06,303 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 09:18:06,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-10-28 09:18:06,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-10-28 09:18:06,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 52 states have (on average 1.4423076923076923) internal successors, (75), 52 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:18:06,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2021-10-28 09:18:06,318 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 24 [2021-10-28 09:18:06,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:18:06,319 INFO L470 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2021-10-28 09:18:06,324 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 09:18:06,324 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2021-10-28 09:18:06,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-28 09:18:06,326 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:18:06,326 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] [2021-10-28 09:18:06,326 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 09:18:06,327 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 09:18:06,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:18:06,328 INFO L85 PathProgramCache]: Analyzing trace with hash 2079031545, now seen corresponding path program 1 times [2021-10-28 09:18:06,330 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:18:06,331 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587633672] [2021-10-28 09:18:06,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:18:06,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:18:06,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:18:06,450 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 09:18:06,451 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:18:06,451 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587633672] [2021-10-28 09:18:06,451 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587633672] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:18:06,457 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:18:06,457 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:18:06,457 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908224075] [2021-10-28 09:18:06,458 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:18:06,459 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:18:06,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:18:06,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:18:06,460 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:18:06,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:18:06,523 INFO L93 Difference]: Finished difference Result 121 states and 175 transitions. [2021-10-28 09:18:06,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:18:06,524 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-28 09:18:06,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:18:06,526 INFO L225 Difference]: With dead ends: 121 [2021-10-28 09:18:06,528 INFO L226 Difference]: Without dead ends: 75 [2021-10-28 09:18:06,529 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 09:18:06,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-10-28 09:18:06,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 73. [2021-10-28 09:18:06,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.4305555555555556) internal successors, (103), 72 states have internal predecessors, (103), 0 states have call successors, (0), 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 09:18:06,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 103 transitions. [2021-10-28 09:18:06,546 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 103 transitions. Word has length 26 [2021-10-28 09:18:06,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:18:06,547 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 103 transitions. [2021-10-28 09:18:06,547 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 2 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:18:06,547 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2021-10-28 09:18:06,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-28 09:18:06,550 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:18:06,551 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:18:06,551 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 09:18:06,552 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 09:18:06,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:18:06,553 INFO L85 PathProgramCache]: Analyzing trace with hash -449932985, now seen corresponding path program 1 times [2021-10-28 09:18:06,554 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:18:06,555 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461660478] [2021-10-28 09:18:06,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:18:06,555 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:18:06,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:18:06,653 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 09:18:06,653 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:18:06,654 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461660478] [2021-10-28 09:18:06,654 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1461660478] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:18:06,654 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:18:06,655 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:18:06,655 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141410995] [2021-10-28 09:18:06,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:18:06,656 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:18:06,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:18:06,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:18:06,657 INFO L87 Difference]: Start difference. First operand 73 states and 103 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:18:06,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:18:06,707 INFO L93 Difference]: Finished difference Result 203 states and 291 transitions. [2021-10-28 09:18:06,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 09:18:06,708 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2021-10-28 09:18:06,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:18:06,710 INFO L225 Difference]: With dead ends: 203 [2021-10-28 09:18:06,710 INFO L226 Difference]: Without dead ends: 137 [2021-10-28 09:18:06,711 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 09:18:06,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2021-10-28 09:18:06,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 77. [2021-10-28 09:18:06,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 76 states have (on average 1.4078947368421053) internal successors, (107), 76 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:18:06,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 107 transitions. [2021-10-28 09:18:06,723 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 107 transitions. Word has length 32 [2021-10-28 09:18:06,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:18:06,724 INFO L470 AbstractCegarLoop]: Abstraction has 77 states and 107 transitions. [2021-10-28 09:18:06,724 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:18:06,724 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 107 transitions. [2021-10-28 09:18:06,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-28 09:18:06,726 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:18:06,726 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:18:06,726 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 09:18:06,727 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 09:18:06,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:18:06,728 INFO L85 PathProgramCache]: Analyzing trace with hash -1150997563, now seen corresponding path program 1 times [2021-10-28 09:18:06,728 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:18:06,728 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179793370] [2021-10-28 09:18:06,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:18:06,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:18:06,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:18:06,847 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 09:18:06,848 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:18:06,848 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179793370] [2021-10-28 09:18:06,848 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179793370] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:18:06,849 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:18:06,849 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:18:06,850 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175922450] [2021-10-28 09:18:06,851 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:18:06,855 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:18:06,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:18:06,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:18:06,857 INFO L87 Difference]: Start difference. First operand 77 states and 107 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:18:07,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:18:07,050 INFO L93 Difference]: Finished difference Result 364 states and 517 transitions. [2021-10-28 09:18:07,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 09:18:07,051 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2021-10-28 09:18:07,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:18:07,059 INFO L225 Difference]: With dead ends: 364 [2021-10-28 09:18:07,059 INFO L226 Difference]: Without dead ends: 294 [2021-10-28 09:18:07,060 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 09:18:07,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2021-10-28 09:18:07,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 139. [2021-10-28 09:18:07,080 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 09:18:07,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 192 transitions. [2021-10-28 09:18:07,081 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 192 transitions. Word has length 32 [2021-10-28 09:18:07,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:18:07,081 INFO L470 AbstractCegarLoop]: Abstraction has 139 states and 192 transitions. [2021-10-28 09:18:07,082 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:18:07,082 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 192 transitions. [2021-10-28 09:18:07,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-28 09:18:07,083 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:18:07,084 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 09:18:07,084 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 09:18:07,084 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 09:18:07,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:18:07,085 INFO L85 PathProgramCache]: Analyzing trace with hash -1151154099, now seen corresponding path program 1 times [2021-10-28 09:18:07,085 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:18:07,085 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970694348] [2021-10-28 09:18:07,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:18:07,086 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:18:07,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:18:07,188 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 09:18:07,188 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:18:07,189 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970694348] [2021-10-28 09:18:07,189 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970694348] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:18:07,190 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:18:07,190 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:18:07,191 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902882590] [2021-10-28 09:18:07,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:18:07,192 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:18:07,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:18:07,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:18:07,194 INFO L87 Difference]: Start difference. First operand 139 states and 192 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 09:18:07,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:18:07,326 INFO L93 Difference]: Finished difference Result 526 states and 731 transitions. [2021-10-28 09:18:07,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 09:18:07,327 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 09:18:07,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:18:07,334 INFO L225 Difference]: With dead ends: 526 [2021-10-28 09:18:07,334 INFO L226 Difference]: Without dead ends: 394 [2021-10-28 09:18:07,336 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 09:18:07,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2021-10-28 09:18:07,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 138. [2021-10-28 09:18:07,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 137 states have (on average 1.3795620437956204) internal successors, (189), 137 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:18:07,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 189 transitions. [2021-10-28 09:18:07,372 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 189 transitions. Word has length 33 [2021-10-28 09:18:07,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:18:07,373 INFO L470 AbstractCegarLoop]: Abstraction has 138 states and 189 transitions. [2021-10-28 09:18:07,374 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 09:18:07,374 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 189 transitions. [2021-10-28 09:18:07,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-28 09:18:07,381 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:18:07,382 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:18:07,382 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 09:18:07,383 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 09:18:07,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:18:07,383 INFO L85 PathProgramCache]: Analyzing trace with hash -59777108, now seen corresponding path program 1 times [2021-10-28 09:18:07,384 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:18:07,384 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427140345] [2021-10-28 09:18:07,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:18:07,384 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:18:07,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:18:07,485 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 09:18:07,486 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:18:07,486 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427140345] [2021-10-28 09:18:07,487 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [427140345] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:18:07,487 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:18:07,487 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:18:07,487 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479065218] [2021-10-28 09:18:07,488 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:18:07,488 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:18:07,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:18:07,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:18:07,489 INFO L87 Difference]: Start difference. First operand 138 states and 189 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:18:07,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:18:07,561 INFO L93 Difference]: Finished difference Result 355 states and 485 transitions. [2021-10-28 09:18:07,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:18:07,562 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-10-28 09:18:07,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:18:07,564 INFO L225 Difference]: With dead ends: 355 [2021-10-28 09:18:07,565 INFO L226 Difference]: Without dead ends: 224 [2021-10-28 09:18:07,566 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 09:18:07,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2021-10-28 09:18:07,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 150. [2021-10-28 09:18:07,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 149 states have (on average 1.348993288590604) internal successors, (201), 149 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:18:07,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 201 transitions. [2021-10-28 09:18:07,585 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 201 transitions. Word has length 36 [2021-10-28 09:18:07,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:18:07,585 INFO L470 AbstractCegarLoop]: Abstraction has 150 states and 201 transitions. [2021-10-28 09:18:07,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:18:07,586 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 201 transitions. [2021-10-28 09:18:07,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-28 09:18:07,587 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:18:07,587 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:18:07,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 09:18:07,588 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 09:18:07,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:18:07,594 INFO L85 PathProgramCache]: Analyzing trace with hash -2091962712, now seen corresponding path program 1 times [2021-10-28 09:18:07,594 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:18:07,594 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999426068] [2021-10-28 09:18:07,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:18:07,595 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:18:07,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:18:07,643 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 09:18:07,643 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:18:07,644 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999426068] [2021-10-28 09:18:07,644 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999426068] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:18:07,644 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:18:07,644 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:18:07,645 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239262644] [2021-10-28 09:18:07,645 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:18:07,646 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:18:07,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:18:07,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:18:07,647 INFO L87 Difference]: Start difference. First operand 150 states and 201 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 2 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:18:07,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:18:07,682 INFO L93 Difference]: Finished difference Result 343 states and 459 transitions. [2021-10-28 09:18:07,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:18:07,683 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 2 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-10-28 09:18:07,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:18:07,685 INFO L225 Difference]: With dead ends: 343 [2021-10-28 09:18:07,685 INFO L226 Difference]: Without dead ends: 200 [2021-10-28 09:18:07,686 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 09:18:07,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2021-10-28 09:18:07,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 200. [2021-10-28 09:18:07,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 199 states have (on average 1.3115577889447236) internal successors, (261), 199 states have internal predecessors, (261), 0 states have call successors, (0), 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 09:18:07,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 261 transitions. [2021-10-28 09:18:07,709 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 261 transitions. Word has length 36 [2021-10-28 09:18:07,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:18:07,710 INFO L470 AbstractCegarLoop]: Abstraction has 200 states and 261 transitions. [2021-10-28 09:18:07,711 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 2 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:18:07,711 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 261 transitions. [2021-10-28 09:18:07,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-28 09:18:07,712 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:18:07,712 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 09:18:07,712 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 09:18:07,713 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 09:18:07,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:18:07,713 INFO L85 PathProgramCache]: Analyzing trace with hash 728525800, now seen corresponding path program 1 times [2021-10-28 09:18:07,714 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:18:07,714 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850799248] [2021-10-28 09:18:07,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:18:07,715 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:18:07,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:18:07,800 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 09:18:07,801 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:18:07,801 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850799248] [2021-10-28 09:18:07,801 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850799248] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:18:07,802 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:18:07,802 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-28 09:18:07,802 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127457732] [2021-10-28 09:18:07,803 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 09:18:07,803 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:18:07,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 09:18:07,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:18:07,804 INFO L87 Difference]: Start difference. First operand 200 states and 261 transitions. Second operand has 8 states, 8 states have (on average 4.625) internal successors, (37), 8 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 09:18:08,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:18:08,621 INFO L93 Difference]: Finished difference Result 1040 states and 1349 transitions. [2021-10-28 09:18:08,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-10-28 09:18:08,622 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.625) internal successors, (37), 8 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 09:18:08,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:18:08,630 INFO L225 Difference]: With dead ends: 1040 [2021-10-28 09:18:08,630 INFO L226 Difference]: Without dead ends: 847 [2021-10-28 09:18:08,632 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=190, Invalid=512, Unknown=0, NotChecked=0, Total=702 [2021-10-28 09:18:08,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 847 states. [2021-10-28 09:18:08,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 847 to 200. [2021-10-28 09:18:08,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 199 states have (on average 1.2864321608040201) internal successors, (256), 199 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:18:08,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 256 transitions. [2021-10-28 09:18:08,665 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 256 transitions. Word has length 37 [2021-10-28 09:18:08,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:18:08,666 INFO L470 AbstractCegarLoop]: Abstraction has 200 states and 256 transitions. [2021-10-28 09:18:08,666 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.625) internal successors, (37), 8 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 09:18:08,666 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 256 transitions. [2021-10-28 09:18:08,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-28 09:18:08,668 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:18:08,668 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:18:08,668 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 09:18:08,669 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 09:18:08,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:18:08,669 INFO L85 PathProgramCache]: Analyzing trace with hash 980113013, now seen corresponding path program 1 times [2021-10-28 09:18:08,670 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:18:08,672 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68148541] [2021-10-28 09:18:08,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:18:08,673 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:18:08,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:18:08,809 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-28 09:18:08,809 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:18:08,809 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68148541] [2021-10-28 09:18:08,809 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68148541] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:18:08,810 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:18:08,810 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 09:18:08,810 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798564884] [2021-10-28 09:18:08,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 09:18:08,811 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:18:08,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 09:18:08,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 09:18:08,813 INFO L87 Difference]: Start difference. First operand 200 states and 256 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 6 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 09:18:09,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:18:09,078 INFO L93 Difference]: Finished difference Result 499 states and 642 transitions. [2021-10-28 09:18:09,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-28 09:18:09,079 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 6 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 56 [2021-10-28 09:18:09,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:18:09,081 INFO L225 Difference]: With dead ends: 499 [2021-10-28 09:18:09,081 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 09:18:09,082 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-10-28 09:18:09,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 09:18:09,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 09:18:09,083 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 09:18:09,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 09:18:09,083 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 56 [2021-10-28 09:18:09,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:18:09,083 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:18:09,084 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 6 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 09:18:09,084 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:18:09,084 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 09:18:09,087 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:18:09,087 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:18:09,088 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:18:09,088 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 09:18:09,090 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 09:18:09,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,149 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,404 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,405 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,436 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,459 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,462 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,463 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,464 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,466 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,475 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,494 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,496 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:09,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:10,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:10,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:10,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:10,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:10,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:10,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:10,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:10,089 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:10,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:10,091 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:10,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:10,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:10,108 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:10,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:10,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:10,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:10,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:10,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:10,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:10,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:10,712 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:10,714 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:10,720 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:10,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:10,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:11,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:11,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:18:15,208 INFO L857 garLoopResultBuilder]: For program point L960(lines 960 964) no Hoare annotation was computed. [2021-10-28 09:18:15,209 INFO L853 garLoopResultBuilder]: At program point L960-2(lines 668 674) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1)))) [2021-10-28 09:18:15,209 INFO L857 garLoopResultBuilder]: For program point L894(lines 894 904) no Hoare annotation was computed. [2021-10-28 09:18:15,209 INFO L857 garLoopResultBuilder]: For program point L894-2(lines 894 904) no Hoare annotation was computed. [2021-10-28 09:18:15,209 INFO L857 garLoopResultBuilder]: For program point L762(lines 762 768) no Hoare annotation was computed. [2021-10-28 09:18:15,209 INFO L857 garLoopResultBuilder]: For program point L894-4(lines 894 904) no Hoare annotation was computed. [2021-10-28 09:18:15,210 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 868) no Hoare annotation was computed. [2021-10-28 09:18:15,210 INFO L857 garLoopResultBuilder]: For program point L762-2(lines 762 768) no Hoare annotation was computed. [2021-10-28 09:18:15,210 INFO L857 garLoopResultBuilder]: For program point L762-4(lines 762 768) no Hoare annotation was computed. [2021-10-28 09:18:15,210 INFO L857 garLoopResultBuilder]: For program point L762-6(lines 762 768) no Hoare annotation was computed. [2021-10-28 09:18:15,210 INFO L857 garLoopResultBuilder]: For program point L762-8(lines 762 768) no Hoare annotation was computed. [2021-10-28 09:18:15,210 INFO L857 garLoopResultBuilder]: For program point L762-10(lines 762 768) no Hoare annotation was computed. [2021-10-28 09:18:15,210 INFO L857 garLoopResultBuilder]: For program point L895(lines 895 901) no Hoare annotation was computed. [2021-10-28 09:18:15,211 INFO L857 garLoopResultBuilder]: For program point L895-2(lines 895 901) no Hoare annotation was computed. [2021-10-28 09:18:15,211 INFO L853 garLoopResultBuilder]: At program point L796(lines 791 799) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) [2021-10-28 09:18:15,211 INFO L853 garLoopResultBuilder]: At program point L796-1(lines 791 799) the Hoare annotation is: false [2021-10-28 09:18:15,211 INFO L857 garLoopResultBuilder]: For program point L895-4(lines 895 901) no Hoare annotation was computed. [2021-10-28 09:18:15,211 INFO L857 garLoopResultBuilder]: For program point L730(lines 730 738) no Hoare annotation was computed. [2021-10-28 09:18:15,211 INFO L853 garLoopResultBuilder]: At program point L796-2(lines 791 799) the Hoare annotation is: false [2021-10-28 09:18:15,211 INFO L857 garLoopResultBuilder]: For program point L730-1(lines 730 738) no Hoare annotation was computed. [2021-10-28 09:18:15,212 INFO L857 garLoopResultBuilder]: For program point L730-2(lines 730 738) no Hoare annotation was computed. [2021-10-28 09:18:15,212 INFO L857 garLoopResultBuilder]: For program point L467(lines 467 471) no Hoare annotation was computed. [2021-10-28 09:18:15,212 INFO L857 garLoopResultBuilder]: For program point L467-3(lines 467 471) no Hoare annotation was computed. [2021-10-28 09:18:15,212 INFO L857 garLoopResultBuilder]: For program point L467-6(lines 467 471) no Hoare annotation was computed. [2021-10-28 09:18:15,212 INFO L853 garLoopResultBuilder]: At program point L567-2(lines 567 581) the Hoare annotation is: false [2021-10-28 09:18:15,212 INFO L857 garLoopResultBuilder]: For program point L700(lines 700 717) no Hoare annotation was computed. [2021-10-28 09:18:15,212 INFO L857 garLoopResultBuilder]: For program point L700-1(lines 700 717) no Hoare annotation was computed. [2021-10-28 09:18:15,213 INFO L857 garLoopResultBuilder]: For program point L700-2(lines 700 717) no Hoare annotation was computed. [2021-10-28 09:18:15,213 INFO L857 garLoopResultBuilder]: For program point L700-3(lines 700 717) no Hoare annotation was computed. [2021-10-28 09:18:15,213 INFO L857 garLoopResultBuilder]: For program point L568(line 568) no Hoare annotation was computed. [2021-10-28 09:18:15,213 INFO L857 garLoopResultBuilder]: For program point L700-4(lines 700 717) no Hoare annotation was computed. [2021-10-28 09:18:15,213 INFO L857 garLoopResultBuilder]: For program point L700-5(lines 700 717) no Hoare annotation was computed. [2021-10-28 09:18:15,214 INFO L857 garLoopResultBuilder]: For program point L932(lines 932 938) no Hoare annotation was computed. [2021-10-28 09:18:15,214 INFO L853 garLoopResultBuilder]: At program point L932-1(lines 932 938) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~8 0)) (and .cse0 .cse3 .cse1 .cse2) (and .cse0 .cse3 .cse2 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)))) [2021-10-28 09:18:15,215 INFO L853 garLoopResultBuilder]: At program point L668(lines 667 686) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1)))) [2021-10-28 09:18:15,215 INFO L857 garLoopResultBuilder]: For program point L668-1(lines 668 674) no Hoare annotation was computed. [2021-10-28 09:18:15,215 INFO L853 garLoopResultBuilder]: At program point L668-2(lines 667 686) the Hoare annotation is: false [2021-10-28 09:18:15,215 INFO L853 garLoopResultBuilder]: At program point L668-3(lines 667 686) the Hoare annotation is: false [2021-10-28 09:18:15,216 INFO L853 garLoopResultBuilder]: At program point L504(lines 499 507) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)))) [2021-10-28 09:18:15,216 INFO L853 garLoopResultBuilder]: At program point L504-1(lines 499 507) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-28 09:18:15,216 INFO L853 garLoopResultBuilder]: At program point L504-2(lines 499 507) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)))) [2021-10-28 09:18:15,216 INFO L853 garLoopResultBuilder]: At program point L504-3(lines 499 507) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse1) (and .cse0 (= ~pumpRunning~0 0) .cse1 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)))) [2021-10-28 09:18:15,217 INFO L853 garLoopResultBuilder]: At program point L504-4(lines 499 507) the Hoare annotation is: false [2021-10-28 09:18:15,217 INFO L853 garLoopResultBuilder]: At program point L504-5(lines 499 507) the Hoare annotation is: false [2021-10-28 09:18:15,217 INFO L853 garLoopResultBuilder]: At program point L504-6(lines 499 507) the Hoare annotation is: false [2021-10-28 09:18:15,217 INFO L853 garLoopResultBuilder]: At program point L504-7(lines 499 507) the Hoare annotation is: false [2021-10-28 09:18:15,217 INFO L853 garLoopResultBuilder]: At program point L504-8(lines 499 507) the Hoare annotation is: false [2021-10-28 09:18:15,218 INFO L853 garLoopResultBuilder]: At program point L504-9(lines 499 507) the Hoare annotation is: false [2021-10-28 09:18:15,218 INFO L853 garLoopResultBuilder]: At program point L504-10(lines 499 507) the Hoare annotation is: false [2021-10-28 09:18:15,218 INFO L853 garLoopResultBuilder]: At program point L504-11(lines 499 507) the Hoare annotation is: false [2021-10-28 09:18:15,218 INFO L853 garLoopResultBuilder]: At program point L75(lines 1 977) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 09:18:15,219 INFO L857 garLoopResultBuilder]: For program point L868(line 868) no Hoare annotation was computed. [2021-10-28 09:18:15,219 INFO L857 garLoopResultBuilder]: For program point L868-1(line 868) no Hoare annotation was computed. [2021-10-28 09:18:15,219 INFO L857 garLoopResultBuilder]: For program point L868-2(line 868) no Hoare annotation was computed. [2021-10-28 09:18:15,219 INFO L857 garLoopResultBuilder]: For program point L571(lines 571 575) no Hoare annotation was computed. [2021-10-28 09:18:15,219 INFO L857 garLoopResultBuilder]: For program point L571-1(lines 668 674) no Hoare annotation was computed. [2021-10-28 09:18:15,220 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 868) no Hoare annotation was computed. [2021-10-28 09:18:15,220 INFO L857 garLoopResultBuilder]: For program point L704(lines 704 712) no Hoare annotation was computed. [2021-10-28 09:18:15,220 INFO L857 garLoopResultBuilder]: For program point L704-1(lines 704 712) no Hoare annotation was computed. [2021-10-28 09:18:15,220 INFO L857 garLoopResultBuilder]: For program point L704-2(lines 704 712) no Hoare annotation was computed. [2021-10-28 09:18:15,220 INFO L857 garLoopResultBuilder]: For program point L704-3(lines 704 712) no Hoare annotation was computed. [2021-10-28 09:18:15,221 INFO L857 garLoopResultBuilder]: For program point L704-4(lines 704 712) no Hoare annotation was computed. [2021-10-28 09:18:15,221 INFO L857 garLoopResultBuilder]: For program point L704-5(lines 704 712) no Hoare annotation was computed. [2021-10-28 09:18:15,221 INFO L853 garLoopResultBuilder]: At program point L970(lines 921 971) the Hoare annotation is: false [2021-10-28 09:18:15,221 INFO L853 garLoopResultBuilder]: At program point L675(lines 675 681) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2) (and .cse0 .cse3 .cse1 .cse2) (and .cse0 .cse3 .cse2 (= ~methaneLevelCritical~0 1)))) [2021-10-28 09:18:15,221 INFO L857 garLoopResultBuilder]: For program point L642(lines 642 649) no Hoare annotation was computed. [2021-10-28 09:18:15,222 INFO L853 garLoopResultBuilder]: At program point L675-1(lines 675 681) the Hoare annotation is: false [2021-10-28 09:18:15,222 INFO L853 garLoopResultBuilder]: At program point L675-2(lines 675 681) the Hoare annotation is: false [2021-10-28 09:18:15,222 INFO L860 garLoopResultBuilder]: At program point L642-1(lines 642 649) the Hoare annotation is: true [2021-10-28 09:18:15,222 INFO L857 garLoopResultBuilder]: For program point L544(lines 544 550) no Hoare annotation was computed. [2021-10-28 09:18:15,222 INFO L857 garLoopResultBuilder]: For program point L544-1(lines 544 550) no Hoare annotation was computed. [2021-10-28 09:18:15,223 INFO L857 garLoopResultBuilder]: For program point L544-2(lines 544 550) no Hoare annotation was computed. [2021-10-28 09:18:15,223 INFO L857 garLoopResultBuilder]: For program point L544-3(lines 544 550) no Hoare annotation was computed. [2021-10-28 09:18:15,223 INFO L857 garLoopResultBuilder]: For program point L544-4(lines 544 550) no Hoare annotation was computed. [2021-10-28 09:18:15,223 INFO L857 garLoopResultBuilder]: For program point L544-5(lines 544 550) no Hoare annotation was computed. [2021-10-28 09:18:15,223 INFO L857 garLoopResultBuilder]: For program point L479(lines 479 483) no Hoare annotation was computed. [2021-10-28 09:18:15,224 INFO L853 garLoopResultBuilder]: At program point L83(lines 78 86) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 09:18:15,224 INFO L857 garLoopResultBuilder]: For program point L942(lines 942 948) no Hoare annotation was computed. [2021-10-28 09:18:15,224 INFO L853 garLoopResultBuilder]: At program point L942-1(lines 942 948) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1)))) [2021-10-28 09:18:15,224 INFO L857 garLoopResultBuilder]: For program point L845(lines 845 849) no Hoare annotation was computed. [2021-10-28 09:18:15,224 INFO L857 garLoopResultBuilder]: For program point L845-2(lines 845 849) no Hoare annotation was computed. [2021-10-28 09:18:15,225 INFO L857 garLoopResultBuilder]: For program point L845-3(lines 845 849) no Hoare annotation was computed. [2021-10-28 09:18:15,225 INFO L857 garLoopResultBuilder]: For program point L845-5(lines 845 849) no Hoare annotation was computed. [2021-10-28 09:18:15,225 INFO L857 garLoopResultBuilder]: For program point L845-6(lines 845 849) no Hoare annotation was computed. [2021-10-28 09:18:15,225 INFO L857 garLoopResultBuilder]: For program point L845-8(lines 845 849) no Hoare annotation was computed. [2021-10-28 09:18:15,225 INFO L857 garLoopResultBuilder]: For program point L845-9(lines 845 849) no Hoare annotation was computed. [2021-10-28 09:18:15,226 INFO L857 garLoopResultBuilder]: For program point L845-11(lines 845 849) no Hoare annotation was computed. [2021-10-28 09:18:15,226 INFO L857 garLoopResultBuilder]: For program point L845-12(lines 845 849) no Hoare annotation was computed. [2021-10-28 09:18:15,226 INFO L857 garLoopResultBuilder]: For program point L845-14(lines 845 849) no Hoare annotation was computed. [2021-10-28 09:18:15,226 INFO L857 garLoopResultBuilder]: For program point L845-15(lines 845 849) no Hoare annotation was computed. [2021-10-28 09:18:15,226 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 09:18:15,227 INFO L857 garLoopResultBuilder]: For program point L845-17(lines 845 849) no Hoare annotation was computed. [2021-10-28 09:18:15,227 INFO L853 garLoopResultBuilder]: At program point L879(lines 874 881) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 09:18:15,227 INFO L853 garLoopResultBuilder]: At program point L549(lines 540 553) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-28 09:18:15,227 INFO L853 garLoopResultBuilder]: At program point L549-1(lines 540 553) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1)))) [2021-10-28 09:18:15,227 INFO L853 garLoopResultBuilder]: At program point L549-2(lines 540 553) the Hoare annotation is: false [2021-10-28 09:18:15,228 INFO L853 garLoopResultBuilder]: At program point L549-3(lines 540 553) the Hoare annotation is: false [2021-10-28 09:18:15,228 INFO L853 garLoopResultBuilder]: At program point L549-4(lines 540 553) the Hoare annotation is: false [2021-10-28 09:18:15,228 INFO L853 garLoopResultBuilder]: At program point L549-5(lines 540 553) the Hoare annotation is: false [2021-10-28 09:18:15,228 INFO L853 garLoopResultBuilder]: At program point L616(lines 612 618) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 09:18:15,228 INFO L860 garLoopResultBuilder]: At program point L651(lines 632 654) the Hoare annotation is: true [2021-10-28 09:18:15,229 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 09:18:15,229 INFO L853 garLoopResultBuilder]: At program point L851(lines 836 854) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-28 09:18:15,229 INFO L853 garLoopResultBuilder]: At program point L851-1(lines 836 854) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1)))) [2021-10-28 09:18:15,229 INFO L853 garLoopResultBuilder]: At program point L851-2(lines 836 854) the Hoare annotation is: false [2021-10-28 09:18:15,230 INFO L853 garLoopResultBuilder]: At program point L851-3(lines 836 854) the Hoare annotation is: false [2021-10-28 09:18:15,230 INFO L853 garLoopResultBuilder]: At program point L851-4(lines 836 854) the Hoare annotation is: false [2021-10-28 09:18:15,230 INFO L853 garLoopResultBuilder]: At program point L851-5(lines 836 854) the Hoare annotation is: false [2021-10-28 09:18:15,230 INFO L857 garLoopResultBuilder]: For program point L952(lines 952 965) no Hoare annotation was computed. [2021-10-28 09:18:15,230 INFO L853 garLoopResultBuilder]: At program point L787(lines 780 790) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse1) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| 1) (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)))) [2021-10-28 09:18:15,231 INFO L853 garLoopResultBuilder]: At program point L787-1(lines 780 790) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-28 09:18:15,231 INFO L853 garLoopResultBuilder]: At program point L787-2(lines 780 790) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| 1) (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)))) [2021-10-28 09:18:15,231 INFO L853 garLoopResultBuilder]: At program point L787-3(lines 780 790) the Hoare annotation is: false [2021-10-28 09:18:15,231 INFO L853 garLoopResultBuilder]: At program point L787-4(lines 780 790) the Hoare annotation is: false [2021-10-28 09:18:15,232 INFO L853 garLoopResultBuilder]: At program point L787-5(lines 780 790) the Hoare annotation is: false [2021-10-28 09:18:15,232 INFO L853 garLoopResultBuilder]: At program point L787-6(lines 780 790) the Hoare annotation is: false [2021-10-28 09:18:15,232 INFO L853 garLoopResultBuilder]: At program point L787-7(lines 780 790) the Hoare annotation is: false [2021-10-28 09:18:15,232 INFO L853 garLoopResultBuilder]: At program point L787-8(lines 780 790) the Hoare annotation is: false [2021-10-28 09:18:15,232 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 09:18:15,233 INFO L857 garLoopResultBuilder]: For program point L491(lines 491 495) no Hoare annotation was computed. [2021-10-28 09:18:15,233 INFO L857 garLoopResultBuilder]: For program point L923(lines 922 969) no Hoare annotation was computed. [2021-10-28 09:18:15,233 INFO L857 garLoopResultBuilder]: For program point L890(lines 890 907) no Hoare annotation was computed. [2021-10-28 09:18:15,233 INFO L853 garLoopResultBuilder]: At program point L890-1(lines 1 977) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~8 0)) (and .cse0 .cse3 .cse1 .cse2) (and .cse0 .cse3 .cse2 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)))) [2021-10-28 09:18:15,233 INFO L857 garLoopResultBuilder]: For program point L890-2(lines 890 907) no Hoare annotation was computed. [2021-10-28 09:18:15,234 INFO L853 garLoopResultBuilder]: At program point L890-3(lines 1 977) the Hoare annotation is: false [2021-10-28 09:18:15,234 INFO L857 garLoopResultBuilder]: For program point L890-4(lines 890 907) no Hoare annotation was computed. [2021-10-28 09:18:15,234 INFO L853 garLoopResultBuilder]: At program point L890-5(lines 1 977) the Hoare annotation is: false [2021-10-28 09:18:15,234 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 09:18:15,234 INFO L857 garLoopResultBuilder]: For program point L924(lines 924 928) no Hoare annotation was computed. [2021-10-28 09:18:15,235 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 868) no Hoare annotation was computed. [2021-10-28 09:18:15,235 INFO L857 garLoopResultBuilder]: For program point L726(lines 726 743) no Hoare annotation was computed. [2021-10-28 09:18:15,235 INFO L857 garLoopResultBuilder]: For program point L726-1(lines 726 743) no Hoare annotation was computed. [2021-10-28 09:18:15,235 INFO L857 garLoopResultBuilder]: For program point L726-2(lines 726 743) no Hoare annotation was computed. [2021-10-28 09:18:15,239 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:18:15,241 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 09:18:15,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:18:15 BoogieIcfgContainer [2021-10-28 09:18:15,272 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:18:15,273 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:18:15,273 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:18:15,273 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:18:15,274 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:18:05" (3/4) ... [2021-10-28 09:18:15,278 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 09:18:15,303 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 09:18:15,309 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 09:18:15,311 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 09:18:15,313 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 09:18:15,315 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 09:18:15,316 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:18:15,318 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:18:15,358 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) [2021-10-28 09:18:15,359 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) [2021-10-28 09:18:15,363 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) [2021-10-28 09:18:15,365 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) [2021-10-28 09:18:15,366 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((splverifierCounter == 0 && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) [2021-10-28 09:18:15,368 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && 1 == systemActive) && \result == 1) && methaneLevelCritical == 1) && \result == 1) [2021-10-28 09:18:15,376 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1 [2021-10-28 09:18:15,382 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-28 09:18:15,384 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) [2021-10-28 09:18:15,384 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-28 09:18:15,385 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && \result == 1) && methaneLevelCritical == 1) && \result == 1) [2021-10-28 09:18:15,385 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-28 09:18:15,386 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-28 09:18:15,487 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dceb4c-63c0-45ce-ba16-25b6a4b2db44/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:18:15,487 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:18:15,490 INFO L168 Benchmark]: Toolchain (without parser) took 12419.34 ms. Allocated memory was 96.5 MB in the beginning and 172.0 MB in the end (delta: 75.5 MB). Free memory was 60.9 MB in the beginning and 109.2 MB in the end (delta: -48.3 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:18:15,490 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 96.5 MB. Free memory was 66.3 MB in the beginning and 66.3 MB in the end (delta: 21.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:18:15,491 INFO L168 Benchmark]: CACSL2BoogieTranslator took 680.07 ms. Allocated memory is still 96.5 MB. Free memory was 60.7 MB in the beginning and 64.3 MB in the end (delta: -3.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:18:15,492 INFO L168 Benchmark]: Boogie Procedure Inliner took 145.17 ms. Allocated memory is still 96.5 MB. Free memory was 63.8 MB in the beginning and 60.1 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:18:15,492 INFO L168 Benchmark]: Boogie Preprocessor took 93.72 ms. Allocated memory is still 96.5 MB. Free memory was 59.6 MB in the beginning and 57.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:18:15,493 INFO L168 Benchmark]: RCFGBuilder took 1217.18 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 56.8 MB in the beginning and 65.2 MB in the end (delta: -8.4 MB). Peak memory consumption was 25.0 MB. Max. memory is 16.1 GB. [2021-10-28 09:18:15,493 INFO L168 Benchmark]: TraceAbstraction took 10059.63 ms. Allocated memory was 117.4 MB in the beginning and 172.0 MB in the end (delta: 54.5 MB). Free memory was 64.6 MB in the beginning and 120.7 MB in the end (delta: -56.1 MB). Peak memory consumption was 73.0 MB. Max. memory is 16.1 GB. [2021-10-28 09:18:15,494 INFO L168 Benchmark]: Witness Printer took 215.04 ms. Allocated memory is still 172.0 MB. Free memory was 120.7 MB in the beginning and 109.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:18:15,497 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 96.5 MB. Free memory was 66.3 MB in the beginning and 66.3 MB in the end (delta: 21.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 680.07 ms. Allocated memory is still 96.5 MB. Free memory was 60.7 MB in the beginning and 64.3 MB in the end (delta: -3.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 145.17 ms. Allocated memory is still 96.5 MB. Free memory was 63.8 MB in the beginning and 60.1 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 93.72 ms. Allocated memory is still 96.5 MB. Free memory was 59.6 MB in the beginning and 57.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1217.18 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 56.8 MB in the beginning and 65.2 MB in the end (delta: -8.4 MB). Peak memory consumption was 25.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 10059.63 ms. Allocated memory was 117.4 MB in the beginning and 172.0 MB in the end (delta: 54.5 MB). Free memory was 64.6 MB in the beginning and 120.7 MB in the end (delta: -56.1 MB). Peak memory consumption was 73.0 MB. Max. memory is 16.1 GB. * Witness Printer took 215.04 ms. Allocated memory is still 172.0 MB. Free memory was 120.7 MB in the beginning and 109.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s 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: 868]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 868]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 868]: 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, 133 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 9.9s, OverallIterations: 11, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1272 SDtfs, 1745 SDslu, 2590 SDs, 0 SdLazy, 423 SolverSat, 84 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 97 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=200occurred in iteration=9, InterpolantAutomatonStates: 77, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 1194 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 56 PreInvPairs, 202 NumberOfFragments, 574 HoareAnnotationTreeSize, 56 FomulaSimplifications, 664329 FormulaSimplificationTreeSizeReduction, 2.0s HoareSimplificationTime, 56 FomulaSimplificationsInter, 97184 FormulaSimplificationTreeSizeReductionInter, 4.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 349 NumberOfCodeBlocks, 349 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 338 ConstructedInterpolants, 0 QuantifiedInterpolants, 605 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 14/14 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: 791]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((splverifierCounter == 0 && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && \result == 1) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 642]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && methaneLevelCritical == 0) && 1 == systemActive) || ((splverifierCounter == 0 && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 612]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && 1 == systemActive) && \result == 1) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 668]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && methaneLevelCritical == 0) && 1 == systemActive) || ((splverifierCounter == 0 && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 499]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 932]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 0) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 836]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 942]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && methaneLevelCritical == 0) && 1 == systemActive) || ((splverifierCounter == 0 && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 09:18:15,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dceb4c-63c0-45ce-ba16-25b6a4b2db44/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...