./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product54.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_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cbcb1e9315abec7fabb6a689d6a1c811fb94154c71589df191460c14d014c3cb ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:02:10,959 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:02:10,962 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:02:11,008 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:02:11,009 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:02:11,014 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:02:11,016 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:02:11,019 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:02:11,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:02:11,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:02:11,023 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:02:11,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:02:11,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:02:11,027 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:02:11,028 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:02:11,029 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:02:11,030 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:02:11,031 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:02:11,034 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:02:11,036 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:02:11,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:02:11,039 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:02:11,041 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:02:11,042 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:02:11,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:02:11,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:02:11,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:02:11,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:02:11,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:02:11,050 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:02:11,050 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:02:11,051 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:02:11,052 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:02:11,053 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:02:11,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:02:11,061 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:02:11,062 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:02:11,062 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:02:11,062 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:02:11,063 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:02:11,064 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:02:11,065 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 23:02:11,113 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:02:11,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:02:11,114 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:02:11,114 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:02:11,116 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:02:11,116 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:02:11,116 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:02:11,117 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:02:11,117 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:02:11,117 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:02:11,118 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:02:11,118 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:02:11,118 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:02:11,119 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:02:11,119 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:02:11,119 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:02:11,119 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:02:11,119 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:02:11,120 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:02:11,120 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:02:11,120 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:02:11,120 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:02:11,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:02:11,121 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:02:11,121 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:02:11,121 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:02:11,121 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:02:11,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:02:11,122 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:02:11,123 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:02:11,124 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:02:11,124 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:02:11,124 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_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cbcb1e9315abec7fabb6a689d6a1c811fb94154c71589df191460c14d014c3cb [2021-10-28 23:02:11,399 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:02:11,420 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:02:11,423 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:02:11,424 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:02:11,425 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:02:11,426 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c [2021-10-28 23:02:11,495 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/data/d7e64a18d/7c874fc33f1b4e93a63a9481925d2909/FLAGdd9c774c9 [2021-10-28 23:02:11,968 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:02:11,971 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c [2021-10-28 23:02:11,992 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/data/d7e64a18d/7c874fc33f1b4e93a63a9481925d2909/FLAGdd9c774c9 [2021-10-28 23:02:12,305 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/data/d7e64a18d/7c874fc33f1b4e93a63a9481925d2909 [2021-10-28 23:02:12,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:02:12,309 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:02:12,310 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:02:12,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:02:12,314 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:02:12,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:02:12" (1/1) ... [2021-10-28 23:02:12,316 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c92012 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:02:12, skipping insertion in model container [2021-10-28 23:02:12,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:02:12" (1/1) ... [2021-10-28 23:02:12,323 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:02:12,366 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:02:12,632 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_c2ed5465-b10a-42b0-8f39-205363e5a369/sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c[4478,4491] [2021-10-28 23:02:12,750 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:02:12,759 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:02:12,781 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_c2ed5465-b10a-42b0-8f39-205363e5a369/sv-benchmarks/c/product-lines/minepump_spec3_product54.cil.c[4478,4491] [2021-10-28 23:02:12,860 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:02:12,885 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:02:12,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:02:12 WrapperNode [2021-10-28 23:02:12,886 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:02:12,888 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:02:12,888 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:02:12,888 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:02:12,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:02:12" (1/1) ... [2021-10-28 23:02:12,922 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:02:12" (1/1) ... [2021-10-28 23:02:13,008 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:02:13,009 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:02:13,009 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:02:13,009 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:02:13,030 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:02:12" (1/1) ... [2021-10-28 23:02:13,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:02:12" (1/1) ... [2021-10-28 23:02:13,050 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:02:12" (1/1) ... [2021-10-28 23:02:13,050 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:02:12" (1/1) ... [2021-10-28 23:02:13,086 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:02:12" (1/1) ... [2021-10-28 23:02:13,103 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:02:12" (1/1) ... [2021-10-28 23:02:13,107 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:02:12" (1/1) ... [2021-10-28 23:02:13,128 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:02:13,129 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:02:13,129 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:02:13,129 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:02:13,130 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:02:12" (1/1) ... [2021-10-28 23:02:13,138 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:02:13,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:02:13,187 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:02:13,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:02:13,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:02:13,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:02:13,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:02:13,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:02:14,367 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:02:14,367 INFO L299 CfgBuilder]: Removed 284 assume(true) statements. [2021-10-28 23:02:14,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:02:14 BoogieIcfgContainer [2021-10-28 23:02:14,369 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:02:14,371 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:02:14,371 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:02:14,380 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:02:14,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:02:12" (1/3) ... [2021-10-28 23:02:14,381 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@437adc8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:02:14, skipping insertion in model container [2021-10-28 23:02:14,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:02:12" (2/3) ... [2021-10-28 23:02:14,382 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@437adc8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:02:14, skipping insertion in model container [2021-10-28 23:02:14,390 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:02:14" (3/3) ... [2021-10-28 23:02:14,391 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product54.cil.c [2021-10-28 23:02:14,396 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:02:14,397 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 23:02:14,471 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:02:14,477 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 23:02:14,477 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 23:02:14,494 INFO L276 IsEmpty]: Start isEmpty. Operand has 195 states, 191 states have (on average 1.5549738219895288) internal successors, (297), 194 states have internal predecessors, (297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:02:14,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-28 23:02:14,501 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:02:14,501 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 23:02:14,502 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 23:02:14,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:02:14,507 INFO L85 PathProgramCache]: Analyzing trace with hash 60762052, now seen corresponding path program 1 times [2021-10-28 23:02:14,516 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:02:14,516 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220841595] [2021-10-28 23:02:14,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:02:14,517 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:02:14,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:02:14,808 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 23:02:14,808 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:02:14,809 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220841595] [2021-10-28 23:02:14,810 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1220841595] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:02:14,810 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:02:14,810 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:02:14,812 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037017421] [2021-10-28 23:02:14,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 23:02:14,820 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:02:14,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 23:02:14,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:02:14,843 INFO L87 Difference]: Start difference. First operand has 195 states, 191 states have (on average 1.5549738219895288) internal successors, (297), 194 states have internal predecessors, (297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) 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 23:02:14,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:02:14,897 INFO L93 Difference]: Finished difference Result 384 states and 587 transitions. [2021-10-28 23:02:14,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 23:02:14,899 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 23:02:14,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:02:14,909 INFO L225 Difference]: With dead ends: 384 [2021-10-28 23:02:14,909 INFO L226 Difference]: Without dead ends: 191 [2021-10-28 23:02:14,912 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 23:02:14,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2021-10-28 23:02:14,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2021-10-28 23:02:14,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 188 states have (on average 1.5159574468085106) internal successors, (285), 190 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:02:14,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 285 transitions. [2021-10-28 23:02:14,955 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 285 transitions. Word has length 18 [2021-10-28 23:02:14,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:02:14,956 INFO L470 AbstractCegarLoop]: Abstraction has 191 states and 285 transitions. [2021-10-28 23:02:14,956 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 23:02:14,958 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 285 transitions. [2021-10-28 23:02:14,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 23:02:14,962 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:02:14,962 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 23:02:14,962 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 23:02:14,963 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 23:02:14,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:02:14,967 INFO L85 PathProgramCache]: Analyzing trace with hash -850268701, now seen corresponding path program 1 times [2021-10-28 23:02:14,967 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:02:14,968 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792925011] [2021-10-28 23:02:14,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:02:14,968 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:02:15,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:02:15,132 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 23:02:15,132 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:02:15,132 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792925011] [2021-10-28 23:02:15,133 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792925011] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:02:15,133 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:02:15,133 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:02:15,133 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519219936] [2021-10-28 23:02:15,135 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:02:15,135 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:02:15,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:02:15,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:02:15,136 INFO L87 Difference]: Start difference. First operand 191 states and 285 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 23:02:15,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:02:15,151 INFO L93 Difference]: Finished difference Result 191 states and 285 transitions. [2021-10-28 23:02:15,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:02:15,152 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 23:02:15,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:02:15,153 INFO L225 Difference]: With dead ends: 191 [2021-10-28 23:02:15,154 INFO L226 Difference]: Without dead ends: 73 [2021-10-28 23:02:15,155 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 23:02:15,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-10-28 23:02:15,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-10-28 23:02:15,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.5) internal successors, (108), 72 states have internal predecessors, (108), 0 states have call successors, (0), 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 23:02:15,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2021-10-28 23:02:15,163 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 19 [2021-10-28 23:02:15,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:02:15,163 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2021-10-28 23:02:15,164 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 23:02:15,164 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2021-10-28 23:02:15,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 23:02:15,165 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:02:15,165 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 23:02:15,166 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 23:02:15,166 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 23:02:15,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:02:15,167 INFO L85 PathProgramCache]: Analyzing trace with hash -1473925832, now seen corresponding path program 1 times [2021-10-28 23:02:15,167 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:02:15,167 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960380286] [2021-10-28 23:02:15,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:02:15,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:02:15,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:02:15,240 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 23:02:15,241 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:02:15,242 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960380286] [2021-10-28 23:02:15,246 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [960380286] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:02:15,246 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:02:15,247 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:02:15,248 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313901392] [2021-10-28 23:02:15,248 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:02:15,250 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:02:15,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:02:15,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:02:15,252 INFO L87 Difference]: Start difference. First operand 73 states and 108 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 23:02:15,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:02:15,293 INFO L93 Difference]: Finished difference Result 140 states and 210 transitions. [2021-10-28 23:02:15,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:02:15,294 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 23:02:15,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:02:15,295 INFO L225 Difference]: With dead ends: 140 [2021-10-28 23:02:15,295 INFO L226 Difference]: Without dead ends: 73 [2021-10-28 23:02:15,296 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 23:02:15,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-10-28 23:02:15,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-10-28 23:02:15,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.4861111111111112) internal successors, (107), 72 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 23:02:15,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 107 transitions. [2021-10-28 23:02:15,310 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 107 transitions. Word has length 24 [2021-10-28 23:02:15,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:02:15,310 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 107 transitions. [2021-10-28 23:02:15,310 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 23:02:15,311 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2021-10-28 23:02:15,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-28 23:02:15,315 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:02:15,316 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:02:15,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 23:02:15,316 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 23:02:15,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:02:15,317 INFO L85 PathProgramCache]: Analyzing trace with hash -17775911, now seen corresponding path program 1 times [2021-10-28 23:02:15,318 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:02:15,318 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36153366] [2021-10-28 23:02:15,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:02:15,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:02:15,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:02:15,408 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 23:02:15,409 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:02:15,409 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36153366] [2021-10-28 23:02:15,409 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [36153366] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:02:15,409 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:02:15,409 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:02:15,410 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678714992] [2021-10-28 23:02:15,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:02:15,410 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:02:15,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:02:15,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:02:15,411 INFO L87 Difference]: Start difference. First operand 73 states and 107 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:02:15,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:02:15,444 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2021-10-28 23:02:15,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:02:15,444 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-10-28 23:02:15,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:02:15,445 INFO L225 Difference]: With dead ends: 151 [2021-10-28 23:02:15,445 INFO L226 Difference]: Without dead ends: 84 [2021-10-28 23:02:15,446 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 23:02:15,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2021-10-28 23:02:15,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2021-10-28 23:02:15,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 81 states have (on average 1.4320987654320987) internal successors, (116), 81 states have internal predecessors, (116), 0 states have call successors, (0), 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 23:02:15,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 116 transitions. [2021-10-28 23:02:15,454 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 116 transitions. Word has length 27 [2021-10-28 23:02:15,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:02:15,455 INFO L470 AbstractCegarLoop]: Abstraction has 82 states and 116 transitions. [2021-10-28 23:02:15,455 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:02:15,455 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2021-10-28 23:02:15,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-28 23:02:15,456 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:02:15,456 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 23:02:15,456 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 23:02:15,457 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 23:02:15,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:02:15,457 INFO L85 PathProgramCache]: Analyzing trace with hash 585251370, now seen corresponding path program 1 times [2021-10-28 23:02:15,457 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:02:15,458 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104283129] [2021-10-28 23:02:15,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:02:15,458 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:02:15,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:02:15,539 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 23:02:15,540 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:02:15,540 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104283129] [2021-10-28 23:02:15,540 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104283129] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:02:15,540 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:02:15,541 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:02:15,541 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604298961] [2021-10-28 23:02:15,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:02:15,541 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:02:15,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:02:15,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:02:15,542 INFO L87 Difference]: Start difference. First operand 82 states and 116 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 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 23:02:15,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:02:15,674 INFO L93 Difference]: Finished difference Result 216 states and 303 transitions. [2021-10-28 23:02:15,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 23:02:15,675 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 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 23:02:15,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:02:15,676 INFO L225 Difference]: With dead ends: 216 [2021-10-28 23:02:15,676 INFO L226 Difference]: Without dead ends: 140 [2021-10-28 23:02:15,677 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 23:02:15,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2021-10-28 23:02:15,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 91. [2021-10-28 23:02:15,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 90 states have (on average 1.3888888888888888) internal successors, (125), 90 states have internal predecessors, (125), 0 states have call successors, (0), 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 23:02:15,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 125 transitions. [2021-10-28 23:02:15,687 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 125 transitions. Word has length 33 [2021-10-28 23:02:15,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:02:15,687 INFO L470 AbstractCegarLoop]: Abstraction has 91 states and 125 transitions. [2021-10-28 23:02:15,687 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 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 23:02:15,688 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 125 transitions. [2021-10-28 23:02:15,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-28 23:02:15,689 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:02:15,689 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 23:02:15,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 23:02:15,689 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 23:02:15,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:02:15,690 INFO L85 PathProgramCache]: Analyzing trace with hash -542144723, now seen corresponding path program 1 times [2021-10-28 23:02:15,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:02:15,690 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833238271] [2021-10-28 23:02:15,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:02:15,691 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:02:15,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:02:15,819 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 23:02:15,820 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:02:15,820 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833238271] [2021-10-28 23:02:15,820 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833238271] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:02:15,820 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:02:15,820 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:02:15,822 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993898959] [2021-10-28 23:02:15,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:02:15,826 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:02:15,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:02:15,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:02:15,827 INFO L87 Difference]: Start difference. First operand 91 states and 125 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 23:02:15,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:02:15,988 INFO L93 Difference]: Finished difference Result 444 states and 625 transitions. [2021-10-28 23:02:15,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 23:02:15,989 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 23:02:15,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:02:15,997 INFO L225 Difference]: With dead ends: 444 [2021-10-28 23:02:15,997 INFO L226 Difference]: Without dead ends: 359 [2021-10-28 23:02:15,998 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:02:16,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2021-10-28 23:02:16,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 139. [2021-10-28 23:02:16,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 138 states have (on average 1.3623188405797102) internal successors, (188), 138 states have internal predecessors, (188), 0 states have call successors, (0), 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 23:02:16,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 188 transitions. [2021-10-28 23:02:16,042 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 188 transitions. Word has length 33 [2021-10-28 23:02:16,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:02:16,045 INFO L470 AbstractCegarLoop]: Abstraction has 139 states and 188 transitions. [2021-10-28 23:02:16,045 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 23:02:16,046 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2021-10-28 23:02:16,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 23:02:16,048 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:02:16,049 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:02:16,049 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 23:02:16,049 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 23:02:16,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:02:16,050 INFO L85 PathProgramCache]: Analyzing trace with hash 615151215, now seen corresponding path program 1 times [2021-10-28 23:02:16,050 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:02:16,051 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693890458] [2021-10-28 23:02:16,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:02:16,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:02:16,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:02:16,134 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 23:02:16,134 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:02:16,135 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693890458] [2021-10-28 23:02:16,135 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693890458] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:02:16,135 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:02:16,135 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:02:16,135 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433710746] [2021-10-28 23:02:16,136 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:02:16,136 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:02:16,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:02:16,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:02:16,137 INFO L87 Difference]: Start difference. First operand 139 states and 188 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:02:16,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:02:16,261 INFO L93 Difference]: Finished difference Result 294 states and 403 transitions. [2021-10-28 23:02:16,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 23:02:16,262 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-28 23:02:16,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:02:16,264 INFO L225 Difference]: With dead ends: 294 [2021-10-28 23:02:16,264 INFO L226 Difference]: Without dead ends: 209 [2021-10-28 23:02:16,265 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:02:16,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2021-10-28 23:02:16,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 206. [2021-10-28 23:02:16,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 205 states have (on average 1.3560975609756099) internal successors, (278), 205 states have internal predecessors, (278), 0 states have call successors, (0), 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 23:02:16,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 278 transitions. [2021-10-28 23:02:16,281 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 278 transitions. Word has length 34 [2021-10-28 23:02:16,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:02:16,281 INFO L470 AbstractCegarLoop]: Abstraction has 206 states and 278 transitions. [2021-10-28 23:02:16,281 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:02:16,281 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 278 transitions. [2021-10-28 23:02:16,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 23:02:16,283 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:02:16,283 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:02:16,283 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 23:02:16,283 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 23:02:16,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:02:16,284 INFO L85 PathProgramCache]: Analyzing trace with hash -395966035, now seen corresponding path program 1 times [2021-10-28 23:02:16,284 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:02:16,285 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819951626] [2021-10-28 23:02:16,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:02:16,285 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:02:16,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:02:16,334 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 23:02:16,334 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:02:16,334 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819951626] [2021-10-28 23:02:16,335 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [819951626] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:02:16,335 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:02:16,335 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:02:16,335 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035234774] [2021-10-28 23:02:16,336 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:02:16,336 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:02:16,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:02:16,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:02:16,337 INFO L87 Difference]: Start difference. First operand 206 states and 278 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:02:16,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:02:16,398 INFO L93 Difference]: Finished difference Result 484 states and 665 transitions. [2021-10-28 23:02:16,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:02:16,399 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-28 23:02:16,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:02:16,401 INFO L225 Difference]: With dead ends: 484 [2021-10-28 23:02:16,401 INFO L226 Difference]: Without dead ends: 331 [2021-10-28 23:02:16,402 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 23:02:16,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2021-10-28 23:02:16,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 197. [2021-10-28 23:02:16,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 196 states have (on average 1.3571428571428572) internal successors, (266), 196 states have internal predecessors, (266), 0 states have call successors, (0), 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 23:02:16,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 266 transitions. [2021-10-28 23:02:16,419 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 266 transitions. Word has length 34 [2021-10-28 23:02:16,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:02:16,420 INFO L470 AbstractCegarLoop]: Abstraction has 197 states and 266 transitions. [2021-10-28 23:02:16,420 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:02:16,420 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 266 transitions. [2021-10-28 23:02:16,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 23:02:16,421 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:02:16,421 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:02:16,421 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 23:02:16,422 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 23:02:16,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:02:16,422 INFO L85 PathProgramCache]: Analyzing trace with hash 989595496, now seen corresponding path program 1 times [2021-10-28 23:02:16,422 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:02:16,423 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126194864] [2021-10-28 23:02:16,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:02:16,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:02:16,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:02:16,490 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 23:02:16,490 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:02:16,490 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126194864] [2021-10-28 23:02:16,490 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126194864] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:02:16,491 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:02:16,491 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 23:02:16,491 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670145778] [2021-10-28 23:02:16,491 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 23:02:16,492 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:02:16,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 23:02:16,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 23:02:16,493 INFO L87 Difference]: Start difference. First operand 197 states and 266 transitions. Second operand has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:02:16,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:02:16,737 INFO L93 Difference]: Finished difference Result 555 states and 763 transitions. [2021-10-28 23:02:16,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-28 23:02:16,738 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-28 23:02:16,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:02:16,740 INFO L225 Difference]: With dead ends: 555 [2021-10-28 23:02:16,740 INFO L226 Difference]: Without dead ends: 364 [2021-10-28 23:02:16,741 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2021-10-28 23:02:16,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2021-10-28 23:02:16,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 161. [2021-10-28 23:02:16,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 160 states have (on average 1.3125) internal successors, (210), 160 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:02:16,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 210 transitions. [2021-10-28 23:02:16,758 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 210 transitions. Word has length 34 [2021-10-28 23:02:16,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:02:16,758 INFO L470 AbstractCegarLoop]: Abstraction has 161 states and 210 transitions. [2021-10-28 23:02:16,758 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:02:16,758 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 210 transitions. [2021-10-28 23:02:16,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 23:02:16,759 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:02:16,759 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:02:16,759 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 23:02:16,760 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 23:02:16,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:02:16,760 INFO L85 PathProgramCache]: Analyzing trace with hash -137800597, now seen corresponding path program 1 times [2021-10-28 23:02:16,760 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:02:16,761 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448138006] [2021-10-28 23:02:16,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:02:16,761 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:02:16,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:02:16,811 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 23:02:16,812 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:02:16,812 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448138006] [2021-10-28 23:02:16,812 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448138006] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:02:16,812 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:02:16,812 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:02:16,813 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671212043] [2021-10-28 23:02:16,813 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:02:16,813 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:02:16,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:02:16,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:02:16,814 INFO L87 Difference]: Start difference. First operand 161 states and 210 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:02:16,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:02:16,870 INFO L93 Difference]: Finished difference Result 413 states and 547 transitions. [2021-10-28 23:02:16,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:02:16,870 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-28 23:02:16,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:02:16,872 INFO L225 Difference]: With dead ends: 413 [2021-10-28 23:02:16,873 INFO L226 Difference]: Without dead ends: 258 [2021-10-28 23:02:16,873 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 23:02:16,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2021-10-28 23:02:16,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 149. [2021-10-28 23:02:16,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 148 states have (on average 1.2905405405405406) internal successors, (191), 148 states have internal predecessors, (191), 0 states have call successors, (0), 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 23:02:16,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 191 transitions. [2021-10-28 23:02:16,899 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 191 transitions. Word has length 34 [2021-10-28 23:02:16,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:02:16,899 INFO L470 AbstractCegarLoop]: Abstraction has 149 states and 191 transitions. [2021-10-28 23:02:16,900 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:02:16,900 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 191 transitions. [2021-10-28 23:02:16,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-28 23:02:16,900 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:02:16,901 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:02:16,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 23:02:16,901 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 23:02:16,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:02:16,902 INFO L85 PathProgramCache]: Analyzing trace with hash 785405984, now seen corresponding path program 1 times [2021-10-28 23:02:16,902 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:02:16,902 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927032585] [2021-10-28 23:02:16,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:02:16,902 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:02:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:02:16,950 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-28 23:02:16,951 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:02:16,951 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927032585] [2021-10-28 23:02:16,951 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927032585] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:02:16,951 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:02:16,951 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:02:16,952 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259394055] [2021-10-28 23:02:16,952 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:02:16,952 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:02:16,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:02:16,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:02:16,953 INFO L87 Difference]: Start difference. First operand 149 states and 191 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:02:16,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:02:16,986 INFO L93 Difference]: Finished difference Result 301 states and 393 transitions. [2021-10-28 23:02:16,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 23:02:16,987 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-10-28 23:02:16,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:02:16,988 INFO L225 Difference]: With dead ends: 301 [2021-10-28 23:02:16,988 INFO L226 Difference]: Without dead ends: 185 [2021-10-28 23:02:16,989 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 23:02:16,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2021-10-28 23:02:17,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 133. [2021-10-28 23:02:17,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 132 states have (on average 1.2954545454545454) internal successors, (171), 132 states have internal predecessors, (171), 0 states have call successors, (0), 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 23:02:17,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 171 transitions. [2021-10-28 23:02:17,003 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 171 transitions. Word has length 51 [2021-10-28 23:02:17,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:02:17,004 INFO L470 AbstractCegarLoop]: Abstraction has 133 states and 171 transitions. [2021-10-28 23:02:17,004 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:02:17,004 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 171 transitions. [2021-10-28 23:02:17,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-28 23:02:17,005 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:02:17,005 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:02:17,005 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 23:02:17,005 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:02:17,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:02:17,006 INFO L85 PathProgramCache]: Analyzing trace with hash 282802848, now seen corresponding path program 1 times [2021-10-28 23:02:17,006 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:02:17,006 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998886335] [2021-10-28 23:02:17,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:02:17,007 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:02:17,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:02:17,059 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:02:17,059 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:02:17,060 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998886335] [2021-10-28 23:02:17,060 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998886335] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:02:17,060 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:02:17,060 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:02:17,060 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048860355] [2021-10-28 23:02:17,061 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:02:17,061 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:02:17,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:02:17,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:02:17,062 INFO L87 Difference]: Start difference. First operand 133 states and 171 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 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 23:02:17,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:02:17,181 INFO L93 Difference]: Finished difference Result 684 states and 873 transitions. [2021-10-28 23:02:17,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 23:02:17,182 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 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 52 [2021-10-28 23:02:17,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:02:17,185 INFO L225 Difference]: With dead ends: 684 [2021-10-28 23:02:17,185 INFO L226 Difference]: Without dead ends: 557 [2021-10-28 23:02:17,186 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 23:02:17,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 557 states. [2021-10-28 23:02:17,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 557 to 258. [2021-10-28 23:02:17,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 257 states have (on average 1.2684824902723735) internal successors, (326), 257 states have internal predecessors, (326), 0 states have call successors, (0), 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 23:02:17,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 326 transitions. [2021-10-28 23:02:17,226 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 326 transitions. Word has length 52 [2021-10-28 23:02:17,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:02:17,226 INFO L470 AbstractCegarLoop]: Abstraction has 258 states and 326 transitions. [2021-10-28 23:02:17,227 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 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 23:02:17,227 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 326 transitions. [2021-10-28 23:02:17,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-28 23:02:17,228 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:02:17,228 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] [2021-10-28 23:02:17,228 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-28 23:02:17,229 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:02:17,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:02:17,229 INFO L85 PathProgramCache]: Analyzing trace with hash 140278630, now seen corresponding path program 1 times [2021-10-28 23:02:17,229 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:02:17,230 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392685918] [2021-10-28 23:02:17,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:02:17,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:02:17,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:02:17,292 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-28 23:02:17,292 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:02:17,293 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392685918] [2021-10-28 23:02:17,293 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392685918] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:02:17,293 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1031172084] [2021-10-28 23:02:17,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:02:17,294 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:02:17,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:02:17,296 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:02:17,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 23:02:17,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:02:17,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 23:02:17,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:02:17,700 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-28 23:02:17,701 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1031172084] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:02:17,701 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:02:17,701 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-10-28 23:02:17,701 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871897937] [2021-10-28 23:02:17,702 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 23:02:17,702 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:02:17,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 23:02:17,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:02:17,703 INFO L87 Difference]: Start difference. First operand 258 states and 326 transitions. Second operand has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 0 states have call successors, (0), 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 23:02:17,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:02:17,880 INFO L93 Difference]: Finished difference Result 634 states and 796 transitions. [2021-10-28 23:02:17,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 23:02:17,881 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 53 [2021-10-28 23:02:17,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:02:17,883 INFO L225 Difference]: With dead ends: 634 [2021-10-28 23:02:17,883 INFO L226 Difference]: Without dead ends: 382 [2021-10-28 23:02:17,884 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-10-28 23:02:17,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2021-10-28 23:02:17,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 244. [2021-10-28 23:02:17,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.2304526748971194) internal successors, (299), 243 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:02:17,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 299 transitions. [2021-10-28 23:02:17,933 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 299 transitions. Word has length 53 [2021-10-28 23:02:17,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:02:17,934 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 299 transitions. [2021-10-28 23:02:17,934 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.25) internal successors, (82), 8 states have internal predecessors, (82), 0 states have call successors, (0), 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 23:02:17,934 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 299 transitions. [2021-10-28 23:02:17,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-28 23:02:17,935 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:02:17,935 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:02:17,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:02:18,158 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-10-28 23:02:18,159 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:02:18,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:02:18,159 INFO L85 PathProgramCache]: Analyzing trace with hash 1173555437, now seen corresponding path program 1 times [2021-10-28 23:02:18,159 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:02:18,159 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056874694] [2021-10-28 23:02:18,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:02:18,160 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:02:18,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:02:18,222 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-28 23:02:18,223 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:02:18,223 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2056874694] [2021-10-28 23:02:18,223 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2056874694] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:02:18,223 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:02:18,223 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:02:18,223 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222468783] [2021-10-28 23:02:18,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 23:02:18,224 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:02:18,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 23:02:18,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 23:02:18,225 INFO L87 Difference]: Start difference. First operand 244 states and 299 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 0 states have call successors, (0), 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 23:02:18,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:02:18,415 INFO L93 Difference]: Finished difference Result 863 states and 1069 transitions. [2021-10-28 23:02:18,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 23:02:18,416 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-10-28 23:02:18,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:02:18,420 INFO L225 Difference]: With dead ends: 863 [2021-10-28 23:02:18,421 INFO L226 Difference]: Without dead ends: 677 [2021-10-28 23:02:18,422 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2021-10-28 23:02:18,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 677 states. [2021-10-28 23:02:18,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 677 to 244. [2021-10-28 23:02:18,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 243 states have (on average 1.2263374485596708) internal successors, (298), 243 states have internal predecessors, (298), 0 states have call successors, (0), 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 23:02:18,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 298 transitions. [2021-10-28 23:02:18,458 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 298 transitions. Word has length 54 [2021-10-28 23:02:18,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:02:18,458 INFO L470 AbstractCegarLoop]: Abstraction has 244 states and 298 transitions. [2021-10-28 23:02:18,459 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 0 states have call successors, (0), 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 23:02:18,459 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 298 transitions. [2021-10-28 23:02:18,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-28 23:02:18,460 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:02:18,460 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:02:18,460 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-28 23:02:18,460 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:02:18,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:02:18,461 INFO L85 PathProgramCache]: Analyzing trace with hash -517061415, now seen corresponding path program 1 times [2021-10-28 23:02:18,461 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:02:18,461 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899333863] [2021-10-28 23:02:18,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:02:18,462 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:02:18,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:02:18,549 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-28 23:02:18,549 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:02:18,550 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899333863] [2021-10-28 23:02:18,550 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [899333863] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:02:18,550 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:02:18,550 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:02:18,552 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818266287] [2021-10-28 23:02:18,553 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:02:18,553 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:02:18,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:02:18,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:02:18,554 INFO L87 Difference]: Start difference. First operand 244 states and 298 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:02:18,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:02:18,665 INFO L93 Difference]: Finished difference Result 740 states and 922 transitions. [2021-10-28 23:02:18,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 23:02:18,666 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-10-28 23:02:18,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:02:18,669 INFO L225 Difference]: With dead ends: 740 [2021-10-28 23:02:18,669 INFO L226 Difference]: Without dead ends: 554 [2021-10-28 23:02:18,673 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 23:02:18,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2021-10-28 23:02:18,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 250. [2021-10-28 23:02:18,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 249 states have (on average 1.2208835341365463) internal successors, (304), 249 states have internal predecessors, (304), 0 states have call successors, (0), 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 23:02:18,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 304 transitions. [2021-10-28 23:02:18,711 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 304 transitions. Word has length 60 [2021-10-28 23:02:18,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:02:18,712 INFO L470 AbstractCegarLoop]: Abstraction has 250 states and 304 transitions. [2021-10-28 23:02:18,712 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:02:18,712 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 304 transitions. [2021-10-28 23:02:18,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-28 23:02:18,713 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:02:18,713 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:02:18,713 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-28 23:02:18,714 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:02:18,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:02:18,714 INFO L85 PathProgramCache]: Analyzing trace with hash -258895977, now seen corresponding path program 1 times [2021-10-28 23:02:18,714 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:02:18,714 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675537128] [2021-10-28 23:02:18,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:02:18,715 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:02:18,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:02:18,817 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-28 23:02:18,817 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:02:18,817 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675537128] [2021-10-28 23:02:18,818 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [675537128] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:02:18,818 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1482528614] [2021-10-28 23:02:18,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:02:18,818 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:02:18,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:02:18,819 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:02:18,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-28 23:02:18,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:02:18,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-28 23:02:19,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:02:19,186 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-28 23:02:19,186 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1482528614] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:02:19,186 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:02:19,186 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2021-10-28 23:02:19,186 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030243669] [2021-10-28 23:02:19,187 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 23:02:19,187 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:02:19,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 23:02:19,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-10-28 23:02:19,188 INFO L87 Difference]: Start difference. First operand 250 states and 304 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 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 23:02:19,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:02:19,417 INFO L93 Difference]: Finished difference Result 874 states and 1084 transitions. [2021-10-28 23:02:19,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-28 23:02:19,418 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 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 60 [2021-10-28 23:02:19,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:02:19,419 INFO L225 Difference]: With dead ends: 874 [2021-10-28 23:02:19,419 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 23:02:19,420 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=59, Invalid=97, Unknown=0, NotChecked=0, Total=156 [2021-10-28 23:02:19,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 23:02:19,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 23:02:19,420 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 23:02:19,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 23:02:19,421 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 60 [2021-10-28 23:02:19,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:02:19,421 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:02:19,421 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 0 states have call successors, (0), 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 23:02:19,421 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:02:19,421 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 23:02:19,424 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:02:19,425 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:02:19,425 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:02:19,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-28 23:02:19,643 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-10-28 23:02:19,645 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 23:02:19,649 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:19,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:19,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:19,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:19,653 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:19,657 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:19,742 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:19,743 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,006 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,007 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,008 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,008 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,009 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,009 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,458 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,459 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,461 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,462 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,585 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,585 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,586 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,586 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,591 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,594 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,595 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,680 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,681 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:20,682 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:21,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:22,015 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:22,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:22,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:22,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:22,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:22,063 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:22,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:22,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:22,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:22,105 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:22,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:22,757 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:22,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:22,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:22,908 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:22,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:22,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:23,316 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:23,317 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:23,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:23,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:23,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:23,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:23,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:23,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:23,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:23,445 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:02:32,302 INFO L853 garLoopResultBuilder]: At program point L101-4(lines 96 104) the Hoare annotation is: false [2021-10-28 23:02:32,302 INFO L853 garLoopResultBuilder]: At program point L101-5(lines 96 104) the Hoare annotation is: false [2021-10-28 23:02:32,303 INFO L857 garLoopResultBuilder]: For program point L729(lines 729 735) no Hoare annotation was computed. [2021-10-28 23:02:32,303 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 267) no Hoare annotation was computed. [2021-10-28 23:02:32,303 INFO L853 garLoopResultBuilder]: At program point L729-1(lines 729 735) the Hoare annotation is: (let ((.cse3 (<= 2 ~waterLevel~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse4 (= 1 ~systemActive~0)) (.cse18 (= ~waterLevel~0 1)) (.cse1 (= ~pumpRunning~0 0))) (let ((.cse10 (= ULTIMATE.start_processEnvironment_~tmp~8 0)) (.cse11 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~7 0)) (.cse6 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse13 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse8 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse14 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 0)) (.cse7 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse15 (= ~methaneLevelCritical~0 1)) (.cse5 (<= ~waterLevel~0 2)) (.cse19 (let ((.cse20 (not .cse1))) (or (and .cse0 .cse20 .cse3 .cse12 .cse4) (and .cse0 .cse20 .cse12 .cse4 .cse18)))) (.cse16 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse17 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse0 .cse7 .cse8 .cse2 .cse9 (<= ~waterLevel~0 1) .cse10 .cse11 .cse12 .cse4 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse13 .cse14) (and .cse0 .cse1 .cse4 .cse15 .cse5 .cse16 .cse17) (and .cse0 .cse7 .cse9 .cse10 .cse11 .cse12 .cse4 .cse15 .cse5 .cse16 .cse17) (and .cse0 .cse1 .cse2 .cse4 .cse18) (and .cse6 .cse0 .cse1 .cse8 .cse2 .cse4 .cse5 .cse13 .cse14) (and .cse7 .cse8 .cse2 .cse9 .cse5 .cse19 .cse14) (and .cse7 .cse9 .cse15 .cse5 .cse19 .cse16 .cse17)))) [2021-10-28 23:02:32,303 INFO L857 garLoopResultBuilder]: For program point L267(line 267) no Hoare annotation was computed. [2021-10-28 23:02:32,304 INFO L857 garLoopResultBuilder]: For program point L267-1(line 267) no Hoare annotation was computed. [2021-10-28 23:02:32,304 INFO L857 garLoopResultBuilder]: For program point L267-2(line 267) no Hoare annotation was computed. [2021-10-28 23:02:32,304 INFO L853 garLoopResultBuilder]: At program point L996(lines 981 999) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse4 (<= ~waterLevel~0 1)) (.cse5 (= ULTIMATE.start_processEnvironment_~tmp~8 0)) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse7 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse3 .cse4 .cse5 .cse6 .cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)))) [2021-10-28 23:02:32,304 INFO L853 garLoopResultBuilder]: At program point L996-1(lines 981 999) the Hoare annotation is: false [2021-10-28 23:02:32,304 INFO L853 garLoopResultBuilder]: At program point L996-2(lines 981 999) the Hoare annotation is: false [2021-10-28 23:02:32,305 INFO L853 garLoopResultBuilder]: At program point L996-3(lines 981 999) the Hoare annotation is: false [2021-10-28 23:02:32,305 INFO L853 garLoopResultBuilder]: At program point L996-4(lines 981 999) the Hoare annotation is: false [2021-10-28 23:02:32,305 INFO L853 garLoopResultBuilder]: At program point L996-5(lines 981 999) the Hoare annotation is: false [2021-10-28 23:02:32,305 INFO L853 garLoopResultBuilder]: At program point L337(lines 332 340) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 23:02:32,305 INFO L853 garLoopResultBuilder]: At program point L767(lines 718 768) the Hoare annotation is: false [2021-10-28 23:02:32,305 INFO L853 garLoopResultBuilder]: At program point L173-2(lines 173 187) the Hoare annotation is: false [2021-10-28 23:02:32,305 INFO L857 garLoopResultBuilder]: For program point L174(line 174) no Hoare annotation was computed. [2021-10-28 23:02:32,305 INFO L857 garLoopResultBuilder]: For program point L141(lines 141 147) no Hoare annotation was computed. [2021-10-28 23:02:32,305 INFO L857 garLoopResultBuilder]: For program point L141-1(lines 141 147) no Hoare annotation was computed. [2021-10-28 23:02:32,305 INFO L857 garLoopResultBuilder]: For program point L141-2(lines 141 147) no Hoare annotation was computed. [2021-10-28 23:02:32,306 INFO L857 garLoopResultBuilder]: For program point L141-3(lines 141 147) no Hoare annotation was computed. [2021-10-28 23:02:32,306 INFO L857 garLoopResultBuilder]: For program point L141-4(lines 141 147) no Hoare annotation was computed. [2021-10-28 23:02:32,306 INFO L857 garLoopResultBuilder]: For program point L141-5(lines 141 147) no Hoare annotation was computed. [2021-10-28 23:02:32,306 INFO L857 garLoopResultBuilder]: For program point L141-6(lines 141 147) no Hoare annotation was computed. [2021-10-28 23:02:32,306 INFO L857 garLoopResultBuilder]: For program point L141-7(lines 141 147) no Hoare annotation was computed. [2021-10-28 23:02:32,306 INFO L857 garLoopResultBuilder]: For program point L141-8(lines 141 147) no Hoare annotation was computed. [2021-10-28 23:02:32,306 INFO L857 garLoopResultBuilder]: For program point L141-9(lines 141 147) no Hoare annotation was computed. [2021-10-28 23:02:32,306 INFO L857 garLoopResultBuilder]: For program point L141-10(lines 141 147) no Hoare annotation was computed. [2021-10-28 23:02:32,307 INFO L857 garLoopResultBuilder]: For program point L141-11(lines 141 147) no Hoare annotation was computed. [2021-10-28 23:02:32,307 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 267) no Hoare annotation was computed. [2021-10-28 23:02:32,307 INFO L857 garLoopResultBuilder]: For program point L76(lines 76 80) no Hoare annotation was computed. [2021-10-28 23:02:32,307 INFO L857 garLoopResultBuilder]: For program point L869(lines 869 886) no Hoare annotation was computed. [2021-10-28 23:02:32,307 INFO L857 garLoopResultBuilder]: For program point L869-1(lines 869 886) no Hoare annotation was computed. [2021-10-28 23:02:32,307 INFO L857 garLoopResultBuilder]: For program point L869-2(lines 869 886) no Hoare annotation was computed. [2021-10-28 23:02:32,308 INFO L857 garLoopResultBuilder]: For program point L177(lines 177 181) no Hoare annotation was computed. [2021-10-28 23:02:32,308 INFO L857 garLoopResultBuilder]: For program point L177-1(lines 785 791) no Hoare annotation was computed. [2021-10-28 23:02:32,308 INFO L857 garLoopResultBuilder]: For program point L739(lines 739 745) no Hoare annotation was computed. [2021-10-28 23:02:32,308 INFO L853 garLoopResultBuilder]: At program point L739-1(lines 739 745) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse6 (= 1 ~systemActive~0)) (.cse9 (= ~pumpRunning~0 0))) (let ((.cse3 (= ULTIMATE.start_processEnvironment_~tmp~8 0)) (.cse4 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~7 0)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse8 (<= ~waterLevel~0 2)) (.cse11 (let ((.cse12 (not .cse9))) (or (and .cse0 .cse12 (<= 2 ~waterLevel~0) .cse5 .cse6) (and .cse0 .cse12 .cse5 .cse6 (= ~waterLevel~0 1)))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse9 .cse6 .cse7 .cse8) (and .cse1 .cse10 .cse2 .cse8 .cse11) (and .cse0 .cse1 .cse10 .cse2 (<= ~waterLevel~0 1) .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse9 .cse10 .cse6 .cse8) (and .cse1 .cse2 .cse7 .cse8 .cse11)))) [2021-10-28 23:02:32,308 INFO L857 garLoopResultBuilder]: For program point L971(lines 971 975) no Hoare annotation was computed. [2021-10-28 23:02:32,308 INFO L857 garLoopResultBuilder]: For program point L971-2(lines 971 975) no Hoare annotation was computed. [2021-10-28 23:02:32,309 INFO L857 garLoopResultBuilder]: For program point L971-3(lines 971 975) no Hoare annotation was computed. [2021-10-28 23:02:32,309 INFO L857 garLoopResultBuilder]: For program point L971-5(lines 971 975) no Hoare annotation was computed. [2021-10-28 23:02:32,309 INFO L857 garLoopResultBuilder]: For program point L971-6(lines 971 975) no Hoare annotation was computed. [2021-10-28 23:02:32,309 INFO L857 garLoopResultBuilder]: For program point L971-8(lines 971 975) no Hoare annotation was computed. [2021-10-28 23:02:32,309 INFO L857 garLoopResultBuilder]: For program point L971-9(lines 971 975) no Hoare annotation was computed. [2021-10-28 23:02:32,309 INFO L857 garLoopResultBuilder]: For program point L971-11(lines 971 975) no Hoare annotation was computed. [2021-10-28 23:02:32,310 INFO L857 garLoopResultBuilder]: For program point L971-12(lines 971 975) no Hoare annotation was computed. [2021-10-28 23:02:32,310 INFO L857 garLoopResultBuilder]: For program point L971-14(lines 971 975) no Hoare annotation was computed. [2021-10-28 23:02:32,310 INFO L857 garLoopResultBuilder]: For program point L971-15(lines 971 975) no Hoare annotation was computed. [2021-10-28 23:02:32,310 INFO L857 garLoopResultBuilder]: For program point L971-17(lines 971 975) no Hoare annotation was computed. [2021-10-28 23:02:32,310 INFO L857 garLoopResultBuilder]: For program point L971-18(lines 971 975) no Hoare annotation was computed. [2021-10-28 23:02:32,310 INFO L857 garLoopResultBuilder]: For program point L971-20(lines 971 975) no Hoare annotation was computed. [2021-10-28 23:02:32,311 INFO L857 garLoopResultBuilder]: For program point L971-21(lines 971 975) no Hoare annotation was computed. [2021-10-28 23:02:32,311 INFO L857 garLoopResultBuilder]: For program point L971-23(lines 971 975) no Hoare annotation was computed. [2021-10-28 23:02:32,311 INFO L857 garLoopResultBuilder]: For program point L971-24(lines 971 975) no Hoare annotation was computed. [2021-10-28 23:02:32,311 INFO L853 garLoopResultBuilder]: At program point L146(lines 137 150) the Hoare annotation is: false [2021-10-28 23:02:32,311 INFO L853 garLoopResultBuilder]: At program point L146-1(lines 137 150) the Hoare annotation is: false [2021-10-28 23:02:32,311 INFO L857 garLoopResultBuilder]: For program point L971-26(lines 971 975) no Hoare annotation was computed. [2021-10-28 23:02:32,312 INFO L853 garLoopResultBuilder]: At program point L146-2(lines 137 150) the Hoare annotation is: false [2021-10-28 23:02:32,312 INFO L857 garLoopResultBuilder]: For program point L971-27(lines 971 975) no Hoare annotation was computed. [2021-10-28 23:02:32,312 INFO L853 garLoopResultBuilder]: At program point L146-3(lines 137 150) the Hoare annotation is: (let ((.cse4 (= ~methaneLevelCritical~0 1)) (.cse7 (<= ~waterLevel~0 1)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse9 (= ~methaneLevelCritical~0 0)) (.cse2 (<= 2 ~waterLevel~0)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse7 .cse8 .cse3 .cse4) (and .cse0 .cse1 .cse9 .cse7 .cse8 .cse3) (and .cse0 .cse1 .cse9 .cse2 .cse3 .cse5 .cse6))) [2021-10-28 23:02:32,312 INFO L853 garLoopResultBuilder]: At program point L146-4(lines 137 150) the Hoare annotation is: false [2021-10-28 23:02:32,312 INFO L857 garLoopResultBuilder]: For program point L971-29(lines 971 975) no Hoare annotation was computed. [2021-10-28 23:02:32,312 INFO L853 garLoopResultBuilder]: At program point L146-5(lines 137 150) the Hoare annotation is: false [2021-10-28 23:02:32,313 INFO L857 garLoopResultBuilder]: For program point L971-30(lines 971 975) no Hoare annotation was computed. [2021-10-28 23:02:32,313 INFO L853 garLoopResultBuilder]: At program point L146-6(lines 137 150) the Hoare annotation is: false [2021-10-28 23:02:32,313 INFO L853 garLoopResultBuilder]: At program point L146-7(lines 137 150) the Hoare annotation is: false [2021-10-28 23:02:32,313 INFO L857 garLoopResultBuilder]: For program point L971-32(lines 971 975) no Hoare annotation was computed. [2021-10-28 23:02:32,313 INFO L853 garLoopResultBuilder]: At program point L146-8(lines 137 150) the Hoare annotation is: false [2021-10-28 23:02:32,313 INFO L857 garLoopResultBuilder]: For program point L971-33(lines 971 975) no Hoare annotation was computed. [2021-10-28 23:02:32,314 INFO L857 garLoopResultBuilder]: For program point L873(lines 873 881) no Hoare annotation was computed. [2021-10-28 23:02:32,314 INFO L853 garLoopResultBuilder]: At program point L146-9(lines 137 150) the Hoare annotation is: false [2021-10-28 23:02:32,314 INFO L857 garLoopResultBuilder]: For program point L873-1(lines 873 881) no Hoare annotation was computed. [2021-10-28 23:02:32,314 INFO L853 garLoopResultBuilder]: At program point L146-10(lines 137 150) the Hoare annotation is: false [2021-10-28 23:02:32,314 INFO L857 garLoopResultBuilder]: For program point L971-35(lines 971 975) no Hoare annotation was computed. [2021-10-28 23:02:32,314 INFO L857 garLoopResultBuilder]: For program point L873-2(lines 873 881) no Hoare annotation was computed. [2021-10-28 23:02:32,315 INFO L853 garLoopResultBuilder]: At program point L146-11(lines 137 150) the Hoare annotation is: false [2021-10-28 23:02:32,315 INFO L857 garLoopResultBuilder]: For program point L843(lines 843 860) no Hoare annotation was computed. [2021-10-28 23:02:32,315 INFO L857 garLoopResultBuilder]: For program point L843-1(lines 843 860) no Hoare annotation was computed. [2021-10-28 23:02:32,315 INFO L857 garLoopResultBuilder]: For program point L843-2(lines 843 860) no Hoare annotation was computed. [2021-10-28 23:02:32,315 INFO L857 garLoopResultBuilder]: For program point L843-3(lines 843 860) no Hoare annotation was computed. [2021-10-28 23:02:32,315 INFO L857 garLoopResultBuilder]: For program point L843-4(lines 843 860) no Hoare annotation was computed. [2021-10-28 23:02:32,316 INFO L857 garLoopResultBuilder]: For program point L843-5(lines 843 860) no Hoare annotation was computed. [2021-10-28 23:02:32,316 INFO L857 garLoopResultBuilder]: For program point L282(lines 282 302) no Hoare annotation was computed. [2021-10-28 23:02:32,316 INFO L857 garLoopResultBuilder]: For program point L249(lines 249 256) no Hoare annotation was computed. [2021-10-28 23:02:32,316 INFO L857 garLoopResultBuilder]: For program point L282-2(lines 282 302) no Hoare annotation was computed. [2021-10-28 23:02:32,316 INFO L860 garLoopResultBuilder]: At program point L249-1(lines 249 256) the Hoare annotation is: true [2021-10-28 23:02:32,316 INFO L857 garLoopResultBuilder]: For program point L282-4(lines 282 302) no Hoare annotation was computed. [2021-10-28 23:02:32,317 INFO L853 garLoopResultBuilder]: At program point L977(lines 962 980) the Hoare annotation is: false [2021-10-28 23:02:32,317 INFO L853 garLoopResultBuilder]: At program point L977-1(lines 962 980) the Hoare annotation is: false [2021-10-28 23:02:32,317 INFO L853 garLoopResultBuilder]: At program point L977-2(lines 962 980) the Hoare annotation is: false [2021-10-28 23:02:32,317 INFO L853 garLoopResultBuilder]: At program point L977-3(lines 962 980) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse8 (<= ~waterLevel~0 2)) (.cse9 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse11 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 0)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 1)) (.cse13 (<= ~waterLevel~0 1)) (.cse14 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse15 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse6 (= 1 ~systemActive~0)) (.cse7 (= ~methaneLevelCritical~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse6) (and .cse0 .cse1 .cse2 .cse10 .cse3 .cse4 .cse5 .cse6 .cse8 .cse9) (and .cse0 .cse1 .cse11 .cse12 .cse13 .cse14 .cse15 .cse6 .cse7))) [2021-10-28 23:02:32,317 INFO L853 garLoopResultBuilder]: At program point L977-4(lines 962 980) the Hoare annotation is: false [2021-10-28 23:02:32,318 INFO L853 garLoopResultBuilder]: At program point L977-5(lines 962 980) the Hoare annotation is: false [2021-10-28 23:02:32,318 INFO L853 garLoopResultBuilder]: At program point L977-6(lines 962 980) the Hoare annotation is: false [2021-10-28 23:02:32,318 INFO L853 garLoopResultBuilder]: At program point L977-7(lines 962 980) the Hoare annotation is: false [2021-10-28 23:02:32,318 INFO L853 garLoopResultBuilder]: At program point L977-8(lines 962 980) the Hoare annotation is: false [2021-10-28 23:02:32,318 INFO L853 garLoopResultBuilder]: At program point L977-9(lines 962 980) the Hoare annotation is: false [2021-10-28 23:02:32,318 INFO L853 garLoopResultBuilder]: At program point L977-10(lines 962 980) the Hoare annotation is: false [2021-10-28 23:02:32,319 INFO L853 garLoopResultBuilder]: At program point L977-11(lines 962 980) the Hoare annotation is: false [2021-10-28 23:02:32,319 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 23:02:32,319 INFO L853 garLoopResultBuilder]: At program point L913(lines 906 916) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse4 (<= ~waterLevel~0 1)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse6 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse3 .cse4 .cse5 .cse6 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)))) [2021-10-28 23:02:32,319 INFO L853 garLoopResultBuilder]: At program point L913-1(lines 906 916) the Hoare annotation is: false [2021-10-28 23:02:32,319 INFO L857 garLoopResultBuilder]: For program point L847(lines 847 855) no Hoare annotation was computed. [2021-10-28 23:02:32,319 INFO L853 garLoopResultBuilder]: At program point L913-2(lines 906 916) the Hoare annotation is: false [2021-10-28 23:02:32,320 INFO L857 garLoopResultBuilder]: For program point L847-1(lines 847 855) no Hoare annotation was computed. [2021-10-28 23:02:32,320 INFO L857 garLoopResultBuilder]: For program point L847-2(lines 847 855) no Hoare annotation was computed. [2021-10-28 23:02:32,320 INFO L857 garLoopResultBuilder]: For program point L847-3(lines 847 855) no Hoare annotation was computed. [2021-10-28 23:02:32,320 INFO L857 garLoopResultBuilder]: For program point L847-4(lines 847 855) no Hoare annotation was computed. [2021-10-28 23:02:32,320 INFO L857 garLoopResultBuilder]: For program point L847-5(lines 847 855) no Hoare annotation was computed. [2021-10-28 23:02:32,320 INFO L857 garLoopResultBuilder]: For program point L88(lines 88 92) no Hoare annotation was computed. [2021-10-28 23:02:32,321 INFO L857 garLoopResultBuilder]: For program point L749(lines 749 762) no Hoare annotation was computed. [2021-10-28 23:02:32,321 INFO L857 garLoopResultBuilder]: For program point L288(lines 288 301) no Hoare annotation was computed. [2021-10-28 23:02:32,321 INFO L853 garLoopResultBuilder]: At program point L288-1(lines 1 1007) the Hoare annotation is: (let ((.cse21 (= ~pumpRunning~0 0))) (let ((.cse14 (= ULTIMATE.start_processEnvironment_~tmp~8 0)) (.cse15 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~7 0)) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse2 (not .cse21)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse6 (<= 2 ~waterLevel~0)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse9 (<= ~waterLevel~0 2)) (.cse10 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1)) (.cse11 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse16 (= ~methaneLevelCritical~0 1)) (.cse17 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse18 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 1)) (.cse19 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse13 (<= ~waterLevel~0 1)) (.cse20 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1)) (.cse12 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse8 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse5 .cse13 .cse14 .cse15 .cse7 .cse8 .cse16 .cse17 .cse18) (and .cse19 .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse13 .cse14 .cse15 .cse7 .cse8 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse20 .cse12) (and .cse0 .cse1 .cse2 .cse5 .cse6 .cse7 .cse8 .cse16 .cse9 .cse10 .cse11 .cse17 .cse18) (and .cse0 .cse21 .cse13 .cse8 .cse16 .cse17 .cse18) (and .cse19 .cse0 .cse21 .cse3 .cse4 .cse13 .cse8 .cse20 .cse12) (and .cse0 .cse21 .cse4 .cse8 (= ~waterLevel~0 1))))) [2021-10-28 23:02:32,321 INFO L853 garLoopResultBuilder]: At program point L222(lines 218 224) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 23:02:32,321 INFO L857 garLoopResultBuilder]: For program point L288-2(lines 288 301) no Hoare annotation was computed. [2021-10-28 23:02:32,322 INFO L853 garLoopResultBuilder]: At program point L288-3(lines 1 1007) the Hoare annotation is: false [2021-10-28 23:02:32,322 INFO L853 garLoopResultBuilder]: At program point L156(lines 151 159) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse4 (<= ~waterLevel~0 1)) (.cse5 (= ULTIMATE.start_processEnvironment_~tmp~8 0)) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse7 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse3 .cse4 .cse5 .cse6 .cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)))) [2021-10-28 23:02:32,322 INFO L857 garLoopResultBuilder]: For program point L288-4(lines 288 301) no Hoare annotation was computed. [2021-10-28 23:02:32,322 INFO L853 garLoopResultBuilder]: At program point L156-1(lines 151 159) the Hoare annotation is: false [2021-10-28 23:02:32,322 INFO L853 garLoopResultBuilder]: At program point L288-5(lines 1 1007) the Hoare annotation is: false [2021-10-28 23:02:32,323 INFO L853 garLoopResultBuilder]: At program point L156-2(lines 151 159) the Hoare annotation is: false [2021-10-28 23:02:32,323 INFO L853 garLoopResultBuilder]: At program point L156-3(lines 151 159) the Hoare annotation is: false [2021-10-28 23:02:32,323 INFO L853 garLoopResultBuilder]: At program point L156-4(lines 151 159) the Hoare annotation is: false [2021-10-28 23:02:32,323 INFO L853 garLoopResultBuilder]: At program point L156-5(lines 151 159) the Hoare annotation is: false [2021-10-28 23:02:32,323 INFO L857 garLoopResultBuilder]: For program point L817(lines 817 834) no Hoare annotation was computed. [2021-10-28 23:02:32,323 INFO L857 garLoopResultBuilder]: For program point L817-1(lines 817 834) no Hoare annotation was computed. [2021-10-28 23:02:32,324 INFO L857 garLoopResultBuilder]: For program point L817-2(lines 817 834) no Hoare annotation was computed. [2021-10-28 23:02:32,324 INFO L857 garLoopResultBuilder]: For program point L817-3(lines 817 834) no Hoare annotation was computed. [2021-10-28 23:02:32,324 INFO L857 garLoopResultBuilder]: For program point L817-4(lines 817 834) no Hoare annotation was computed. [2021-10-28 23:02:32,324 INFO L857 garLoopResultBuilder]: For program point L817-5(lines 817 834) no Hoare annotation was computed. [2021-10-28 23:02:32,324 INFO L857 garLoopResultBuilder]: For program point L817-6(lines 817 834) no Hoare annotation was computed. [2021-10-28 23:02:32,324 INFO L857 garLoopResultBuilder]: For program point L817-7(lines 817 834) no Hoare annotation was computed. [2021-10-28 23:02:32,325 INFO L857 garLoopResultBuilder]: For program point L817-8(lines 817 834) no Hoare annotation was computed. [2021-10-28 23:02:32,325 INFO L857 garLoopResultBuilder]: For program point L817-9(lines 817 834) no Hoare annotation was computed. [2021-10-28 23:02:32,325 INFO L857 garLoopResultBuilder]: For program point L817-10(lines 817 834) no Hoare annotation was computed. [2021-10-28 23:02:32,325 INFO L857 garLoopResultBuilder]: For program point L817-11(lines 817 834) no Hoare annotation was computed. [2021-10-28 23:02:32,325 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 23:02:32,326 INFO L853 garLoopResultBuilder]: At program point L785(lines 784 803) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse4 (<= ~waterLevel~0 2)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse8 (<= ~waterLevel~0 1)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~methaneLevelCritical~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse7 .cse8 .cse9 .cse2) (and .cse0 .cse1 .cse6 .cse2 .cse4) (and .cse0 .cse5 .cse7 .cse8 .cse9 .cse2 .cse3))) [2021-10-28 23:02:32,326 INFO L857 garLoopResultBuilder]: For program point L785-1(lines 785 791) no Hoare annotation was computed. [2021-10-28 23:02:32,326 INFO L853 garLoopResultBuilder]: At program point L785-2(lines 784 803) the Hoare annotation is: false [2021-10-28 23:02:32,326 INFO L853 garLoopResultBuilder]: At program point L785-3(lines 784 803) the Hoare annotation is: false [2021-10-28 23:02:32,326 INFO L857 garLoopResultBuilder]: For program point L720(lines 719 766) no Hoare annotation was computed. [2021-10-28 23:02:32,326 INFO L860 garLoopResultBuilder]: At program point L258(lines 239 261) the Hoare annotation is: true [2021-10-28 23:02:32,327 INFO L857 garLoopResultBuilder]: For program point L721(lines 721 725) no Hoare annotation was computed. [2021-10-28 23:02:32,327 INFO L857 garLoopResultBuilder]: For program point L292(lines 292 298) no Hoare annotation was computed. [2021-10-28 23:02:32,327 INFO L857 garLoopResultBuilder]: For program point L292-2(lines 292 298) no Hoare annotation was computed. [2021-10-28 23:02:32,327 INFO L857 garLoopResultBuilder]: For program point L292-4(lines 292 298) no Hoare annotation was computed. [2021-10-28 23:02:32,327 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 23:02:32,327 INFO L857 garLoopResultBuilder]: For program point L821(lines 821 829) no Hoare annotation was computed. [2021-10-28 23:02:32,327 INFO L857 garLoopResultBuilder]: For program point L821-1(lines 821 829) no Hoare annotation was computed. [2021-10-28 23:02:32,328 INFO L857 garLoopResultBuilder]: For program point L821-2(lines 821 829) no Hoare annotation was computed. [2021-10-28 23:02:32,328 INFO L857 garLoopResultBuilder]: For program point L821-3(lines 821 829) no Hoare annotation was computed. [2021-10-28 23:02:32,328 INFO L857 garLoopResultBuilder]: For program point L821-4(lines 821 829) no Hoare annotation was computed. [2021-10-28 23:02:32,328 INFO L857 garLoopResultBuilder]: For program point L821-5(lines 821 829) no Hoare annotation was computed. [2021-10-28 23:02:32,328 INFO L857 garLoopResultBuilder]: For program point L821-6(lines 821 829) no Hoare annotation was computed. [2021-10-28 23:02:32,328 INFO L857 garLoopResultBuilder]: For program point L821-7(lines 821 829) no Hoare annotation was computed. [2021-10-28 23:02:32,329 INFO L857 garLoopResultBuilder]: For program point L821-8(lines 821 829) no Hoare annotation was computed. [2021-10-28 23:02:32,329 INFO L857 garLoopResultBuilder]: For program point L821-9(lines 821 829) no Hoare annotation was computed. [2021-10-28 23:02:32,329 INFO L857 garLoopResultBuilder]: For program point L821-10(lines 821 829) no Hoare annotation was computed. [2021-10-28 23:02:32,329 INFO L857 garLoopResultBuilder]: For program point L821-11(lines 821 829) no Hoare annotation was computed. [2021-10-28 23:02:32,329 INFO L853 garLoopResultBuilder]: At program point L922(lines 917 925) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isHighWaterLevel_#res| 1) (not (= ~pumpRunning~0 0)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (not (= |ULTIMATE.start_isPumpRunning_#res| 0)) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1) (<= 2 ~waterLevel~0) (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0) (= 1 ~systemActive~0) (<= ~waterLevel~0 2) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 0)) [2021-10-28 23:02:32,329 INFO L853 garLoopResultBuilder]: At program point L922-1(lines 917 925) the Hoare annotation is: false [2021-10-28 23:02:32,330 INFO L853 garLoopResultBuilder]: At program point L922-2(lines 917 925) the Hoare annotation is: false [2021-10-28 23:02:32,330 INFO L857 garLoopResultBuilder]: For program point L757(lines 757 761) no Hoare annotation was computed. [2021-10-28 23:02:32,330 INFO L853 garLoopResultBuilder]: At program point L757-2(lines 785 791) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse6 (= 1 ~systemActive~0)) (.cse9 (= ~pumpRunning~0 0))) (let ((.cse3 (= ULTIMATE.start_processEnvironment_~tmp~8 0)) (.cse4 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~7 0)) (.cse10 (= ~methaneLevelCritical~0 0)) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse8 (<= ~waterLevel~0 2)) (.cse11 (let ((.cse12 (not .cse9))) (or (and .cse0 .cse12 (<= 2 ~waterLevel~0) .cse5 .cse6) (and .cse0 .cse12 .cse5 .cse6 (= ~waterLevel~0 1)))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse9 .cse6 .cse7 .cse8) (and .cse1 .cse10 .cse2 .cse8 .cse11) (and .cse0 .cse1 .cse10 .cse2 (<= ~waterLevel~0 1) .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse9 .cse10 .cse6 .cse8) (and .cse1 .cse2 .cse7 .cse8 .cse11)))) [2021-10-28 23:02:32,330 INFO L857 garLoopResultBuilder]: For program point L64(lines 64 68) no Hoare annotation was computed. [2021-10-28 23:02:32,330 INFO L857 garLoopResultBuilder]: For program point L64-3(lines 64 68) no Hoare annotation was computed. [2021-10-28 23:02:32,330 INFO L857 garLoopResultBuilder]: For program point L64-6(lines 64 68) no Hoare annotation was computed. [2021-10-28 23:02:32,331 INFO L853 garLoopResultBuilder]: At program point L329(lines 1 1007) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 23:02:32,331 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 23:02:32,331 INFO L857 garLoopResultBuilder]: For program point L990(lines 990 994) no Hoare annotation was computed. [2021-10-28 23:02:32,331 INFO L857 garLoopResultBuilder]: For program point L990-2(lines 990 994) no Hoare annotation was computed. [2021-10-28 23:02:32,331 INFO L857 garLoopResultBuilder]: For program point L990-3(lines 990 994) no Hoare annotation was computed. [2021-10-28 23:02:32,331 INFO L857 garLoopResultBuilder]: For program point L990-5(lines 990 994) no Hoare annotation was computed. [2021-10-28 23:02:32,332 INFO L853 garLoopResultBuilder]: At program point L792(lines 792 798) the Hoare annotation is: (let ((.cse14 (= ~pumpRunning~0 0))) (let ((.cse3 (= ~methaneLevelCritical~0 0)) (.cse12 (= ULTIMATE.start_processEnvironment_~tmp~8 0)) (.cse13 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~7 0)) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse2 (not .cse14)) (.cse4 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse5 (<= 2 ~waterLevel~0)) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse8 (<= ~waterLevel~0 2)) (.cse9 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1)) (.cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse11 (<= ~waterLevel~0 1)) (.cse7 (= 1 ~systemActive~0)) (.cse15 (= ~methaneLevelCritical~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4 .cse11 .cse12 .cse13 .cse6 .cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (and .cse0 .cse14 .cse3 .cse11 .cse7) (and .cse0 .cse1 .cse4 .cse11 .cse12 .cse13 .cse6 .cse7 .cse15 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse6 .cse7 .cse15 .cse8 .cse9 .cse10) (and .cse0 .cse14 .cse11 .cse7 .cse15)))) [2021-10-28 23:02:32,332 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 267) no Hoare annotation was computed. [2021-10-28 23:02:32,332 INFO L857 garLoopResultBuilder]: For program point L990-6(lines 990 994) no Hoare annotation was computed. [2021-10-28 23:02:32,332 INFO L853 garLoopResultBuilder]: At program point L792-1(lines 792 798) the Hoare annotation is: false [2021-10-28 23:02:32,332 INFO L857 garLoopResultBuilder]: For program point L990-8(lines 990 994) no Hoare annotation was computed. [2021-10-28 23:02:32,333 INFO L853 garLoopResultBuilder]: At program point L792-2(lines 792 798) the Hoare annotation is: false [2021-10-28 23:02:32,333 INFO L857 garLoopResultBuilder]: For program point L990-9(lines 990 994) no Hoare annotation was computed. [2021-10-28 23:02:32,333 INFO L857 garLoopResultBuilder]: For program point L990-11(lines 990 994) no Hoare annotation was computed. [2021-10-28 23:02:32,333 INFO L857 garLoopResultBuilder]: For program point L990-12(lines 990 994) no Hoare annotation was computed. [2021-10-28 23:02:32,333 INFO L857 garLoopResultBuilder]: For program point L990-14(lines 990 994) no Hoare annotation was computed. [2021-10-28 23:02:32,333 INFO L857 garLoopResultBuilder]: For program point L990-15(lines 990 994) no Hoare annotation was computed. [2021-10-28 23:02:32,333 INFO L857 garLoopResultBuilder]: For program point L990-17(lines 990 994) no Hoare annotation was computed. [2021-10-28 23:02:32,334 INFO L853 garLoopResultBuilder]: At program point L133(lines 128 136) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse9 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse10 (<= ~waterLevel~0 1)) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse7 (= 1 ~systemActive~0)) (.cse8 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~1 0))) (or (and .cse0 .cse1 (not .cse2) .cse3 .cse4 .cse5 (<= 2 ~waterLevel~0) .cse6 .cse7 (<= ~waterLevel~0 2) (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse8) (and .cse9 .cse0 .cse2 .cse3 .cse4 .cse10 .cse7 .cse8) (and .cse9 .cse0 .cse1 .cse3 .cse4 .cse5 .cse10 (= ULTIMATE.start_processEnvironment_~tmp~8 0) (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~7 0) .cse6 .cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse8))) [2021-10-28 23:02:32,334 INFO L853 garLoopResultBuilder]: At program point L133-1(lines 128 136) the Hoare annotation is: false [2021-10-28 23:02:32,334 INFO L853 garLoopResultBuilder]: At program point L133-2(lines 128 136) the Hoare annotation is: false [2021-10-28 23:02:32,334 INFO L853 garLoopResultBuilder]: At program point L101(lines 96 104) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse2 (not (= ~pumpRunning~0 0))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse4 (<= ~waterLevel~0 1)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse6 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)))) [2021-10-28 23:02:32,335 INFO L853 garLoopResultBuilder]: At program point L101-1(lines 96 104) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0))) (let ((.cse7 (not .cse1)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse9 (<= 2 ~waterLevel~0)) (.cse12 (<= ~waterLevel~0 2)) (.cse13 (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~6 1)) (.cse14 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse6 (= |ULTIMATE.start_isHighWaterLevel_#res| 1)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 1)) (.cse16 (= ULTIMATE.start_processEnvironment_~tmp~8 0)) (.cse17 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~7 0)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~9 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= ~waterLevel~0 1)) (.cse5 (= 1 ~systemActive~0)) (.cse11 (= ~methaneLevelCritical~0 1)) (.cse15 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse7 .cse8 .cse9 .cse10 .cse5 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse6 .cse2 .cse3 .cse8 .cse4 .cse16 .cse17 .cse10 .cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (and .cse0 .cse6 .cse7 .cse2 .cse3 .cse8 .cse9 .cse10 .cse5 .cse12 .cse13 .cse14) (and .cse0 .cse6 .cse8 .cse4 .cse16 .cse17 .cse10 .cse5 .cse11 .cse15) (and .cse0 .cse1 .cse4 .cse5 .cse11 .cse15)))) [2021-10-28 23:02:32,335 INFO L853 garLoopResultBuilder]: At program point L101-2(lines 96 104) the Hoare annotation is: false [2021-10-28 23:02:32,335 INFO L853 garLoopResultBuilder]: At program point L101-3(lines 96 104) the Hoare annotation is: false [2021-10-28 23:02:32,338 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:02:32,340 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:02:32,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:02:32 BoogieIcfgContainer [2021-10-28 23:02:32,381 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:02:32,382 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:02:32,382 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:02:32,382 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:02:32,383 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:02:14" (3/4) ... [2021-10-28 23:02:32,385 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 23:02:32,408 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 23:02:32,410 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 23:02:32,412 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 23:02:32,414 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 23:02:32,416 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 23:02:32,418 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:02:32,420 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:02:32,444 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == 1) && \result == 0) && tmp == 0) || (((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || ((((((((((((((\result <= 1 && splverifierCounter == 0) && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0) && tmp___0 <= 1) && tmp == 0)) || ((((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp == 1) && \result == 0) && \result == 1) && tmp == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || ((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp___0 <= 1) && tmp == 0)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1) [2021-10-28 23:02:32,445 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || (((((((((((((\result <= 1 && splverifierCounter == 0) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0) && tmp___0 <= 1) && tmp == 0)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1)) || ((((((((((splverifierCounter == 0 && \result == 1) && tmp___0 == 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1)) || ((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && tmp___0 <= 1) && tmp == 0)) || ((((((\result == 1 && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && waterLevel == 1))) && tmp == 0)) || ((((((\result == 1 && tmp___0 == 1) && methaneLevelCritical == 1) && waterLevel <= 2) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && waterLevel == 1))) && \result == 1) && tmp == 1) [2021-10-28 23:02:32,445 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0 && \result == 1) && tmp___0 == 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2)) || ((((\result == 1 && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && waterLevel == 1)))) || ((((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || ((((\result == 1 && tmp___0 == 1) && methaneLevelCritical == 1) && waterLevel <= 2) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && waterLevel == 1))) [2021-10-28 23:02:32,446 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0 && \result == 1) && tmp___0 == 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2)) || ((((\result == 1 && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && waterLevel == 1)))) || ((((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || ((((\result == 1 && tmp___0 == 1) && methaneLevelCritical == 1) && waterLevel <= 2) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && waterLevel == 1))) [2021-10-28 23:02:32,446 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) || ((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || ((((((splverifierCounter == 0 && \result == 1) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) [2021-10-28 23:02:32,447 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == 1) && \result == 0) || ((((((((((splverifierCounter == 0 && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive)) || (((((((((splverifierCounter == 0 && \result == 1) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp == 1) && \result == 0)) || ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) [2021-10-28 23:02:32,448 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) || (((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp == 1) && \result == 0) && \result == 1)) || ((((((((((splverifierCounter == 0 && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0)) || (((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == 1) && \result == 0)) || (((((((((splverifierCounter == 0 && \result == 1) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) [2021-10-28 23:02:32,448 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) || ((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) [2021-10-28 23:02:32,449 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && \result == 0) || ((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) [2021-10-28 23:02:32,450 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == 1) && \result == 0) && tmp == 0) || (((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0)) || ((((((((((((\result <= 1 && splverifierCounter == 0) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0) && tmp == 0) [2021-10-28 23:02:32,450 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) || (((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 0) [2021-10-28 23:02:32,452 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp___0 == 0) && tmp == 1) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive)) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 0)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 0) && tmp == 1) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) [2021-10-28 23:02:32,453 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && !(\result == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == 1) && \result == 0) && tmp == 0 [2021-10-28 23:02:32,453 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) || ((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0) [2021-10-28 23:02:32,455 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) || ((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0) [2021-10-28 23:02:32,535 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:02:32,535 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:02:32,536 INFO L168 Benchmark]: Toolchain (without parser) took 20226.77 ms. Allocated memory was 92.3 MB in the beginning and 260.0 MB in the end (delta: 167.8 MB). Free memory was 55.8 MB in the beginning and 219.4 MB in the end (delta: -163.5 MB). Peak memory consumption was 148.9 MB. Max. memory is 16.1 GB. [2021-10-28 23:02:32,537 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 92.3 MB. Free memory was 62.7 MB in the beginning and 62.7 MB in the end (delta: 29.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:02:32,537 INFO L168 Benchmark]: CACSL2BoogieTranslator took 576.26 ms. Allocated memory is still 92.3 MB. Free memory was 55.5 MB in the beginning and 59.0 MB in the end (delta: -3.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:02:32,538 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.96 ms. Allocated memory is still 92.3 MB. Free memory was 59.0 MB in the beginning and 53.9 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:02:32,538 INFO L168 Benchmark]: Boogie Preprocessor took 119.18 ms. Allocated memory is still 92.3 MB. Free memory was 53.9 MB in the beginning and 50.7 MB in the end (delta: 3.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:02:32,538 INFO L168 Benchmark]: RCFGBuilder took 1240.38 ms. Allocated memory was 92.3 MB in the beginning and 115.3 MB in the end (delta: 23.1 MB). Free memory was 50.3 MB in the beginning and 52.2 MB in the end (delta: -1.9 MB). Peak memory consumption was 28.7 MB. Max. memory is 16.1 GB. [2021-10-28 23:02:32,539 INFO L168 Benchmark]: TraceAbstraction took 18010.05 ms. Allocated memory was 115.3 MB in the beginning and 260.0 MB in the end (delta: 144.7 MB). Free memory was 52.2 MB in the beginning and 84.2 MB in the end (delta: -32.0 MB). Peak memory consumption was 123.9 MB. Max. memory is 16.1 GB. [2021-10-28 23:02:32,539 INFO L168 Benchmark]: Witness Printer took 153.20 ms. Allocated memory is still 260.0 MB. Free memory was 84.2 MB in the beginning and 219.4 MB in the end (delta: -135.2 MB). Peak memory consumption was 9.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:02:32,541 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 92.3 MB. Free memory was 62.7 MB in the beginning and 62.7 MB in the end (delta: 29.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 576.26 ms. Allocated memory is still 92.3 MB. Free memory was 55.5 MB in the beginning and 59.0 MB in the end (delta: -3.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 120.96 ms. Allocated memory is still 92.3 MB. Free memory was 59.0 MB in the beginning and 53.9 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 119.18 ms. Allocated memory is still 92.3 MB. Free memory was 53.9 MB in the beginning and 50.7 MB in the end (delta: 3.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1240.38 ms. Allocated memory was 92.3 MB in the beginning and 115.3 MB in the end (delta: 23.1 MB). Free memory was 50.3 MB in the beginning and 52.2 MB in the end (delta: -1.9 MB). Peak memory consumption was 28.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 18010.05 ms. Allocated memory was 115.3 MB in the beginning and 260.0 MB in the end (delta: 144.7 MB). Free memory was 52.2 MB in the beginning and 84.2 MB in the end (delta: -32.0 MB). Peak memory consumption was 123.9 MB. Max. memory is 16.1 GB. * Witness Printer took 153.20 ms. Allocated memory is still 260.0 MB. Free memory was 84.2 MB in the beginning and 219.4 MB in the end (delta: -135.2 MB). Peak memory consumption was 9.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 267]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 267]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 267]: 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, 195 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 17.8s, OverallIterations: 16, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 2088 SDtfs, 2816 SDslu, 3577 SDs, 0 SdLazy, 505 SolverSat, 92 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 230 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=258occurred in iteration=12, InterpolantAutomatonStates: 97, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 16 MinimizatonAttempts, 1946 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 70 PreInvPairs, 329 NumberOfFragments, 2002 HoareAnnotationTreeSize, 70 FomulaSimplifications, 65632031 FormulaSimplificationTreeSizeReduction, 3.7s HoareSimplificationTime, 70 FomulaSimplificationsInter, 10298107 FormulaSimplificationTreeSizeReductionInter, 8.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 733 NumberOfCodeBlocks, 733 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 715 ConstructedInterpolants, 0 QuantifiedInterpolants, 1414 SizeOfPredicates, 6 NumberOfNonLiveVariables, 902 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 18 InterpolantComputations, 14 PerfectInterpolantSequences, 104/120 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: 249]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) || ((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0) - InvariantResult [Line: 332]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) || (((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && \result == 1) && 1 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) && \result == 0) - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == 1) && \result == 0) || ((((((((((splverifierCounter == 0 && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive)) || (((((((((splverifierCounter == 0 && \result == 1) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp == 1) && \result == 0)) || ((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) || (((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp == 1) && \result == 0) && \result == 1)) || ((((((((((splverifierCounter == 0 && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0)) || (((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == 1) && \result == 0)) || (((((((((splverifierCounter == 0 && \result == 1) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 718]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (((((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == 1) && \result == 0) && tmp == 0) || (((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 0)) || ((((((((((((\result <= 1 && splverifierCounter == 0) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0) && tmp == 0) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 739]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0 && \result == 1) && tmp___0 == 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2)) || ((((\result == 1 && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && waterLevel == 1)))) || ((((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || ((((\result == 1 && tmp___0 == 1) && methaneLevelCritical == 1) && waterLevel <= 2) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && waterLevel == 1))) - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 2 <= waterLevel) && 1 == systemActive) && waterLevel <= 2) || (((((((((((((\result <= 1 && splverifierCounter == 0) && \result == 1) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0) && tmp___0 <= 1) && tmp == 0)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1)) || ((((((((((splverifierCounter == 0 && \result == 1) && tmp___0 == 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 1) && tmp == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1)) || ((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2) && tmp___0 <= 1) && tmp == 0)) || ((((((\result == 1 && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && waterLevel == 1))) && tmp == 0)) || ((((((\result == 1 && tmp___0 == 1) && methaneLevelCritical == 1) && waterLevel <= 2) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && waterLevel == 1))) && \result == 1) && tmp == 1) - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && \result == 0) || ((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) || ((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && !(\result == 0)) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == 1) && \result == 0) && tmp == 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: ((((((((((((splverifierCounter == 0 && \result == 1) && tmp___0 == 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2)) || ((((\result == 1 && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 2) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && waterLevel == 1)))) || ((((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || ((((\result == 1 && tmp___0 == 1) && methaneLevelCritical == 1) && waterLevel <= 2) && (((((splverifierCounter == 0 && !(pumpRunning == 0)) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && waterLevel == 1))) - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) || ((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0) - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && \result == 0) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp___0 == 0) && tmp == 1) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive)) || (((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && \result == 0)) || ((((((((splverifierCounter == 0 && pumpRunning == 0) && tmp___0 == 0) && tmp == 1) && waterLevel <= 1) && \result == 0) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) || ((((((splverifierCounter == 0 && \result == 1) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || ((((((splverifierCounter == 0 && \result == 1) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && waterLevel <= 2) && tmp == 1) && \result == 0) && tmp == 0) || (((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || ((((((((((((((\result <= 1 && splverifierCounter == 0) && \result == 1) && !(pumpRunning == 0)) && \result == 0) && methaneLevelCritical == 0) && tmp___0 == 1) && waterLevel <= 1) && tmp == 0) && tmp == 0) && tmp == 0) && 1 == systemActive) && \result == 0) && tmp___0 <= 1) && tmp == 0)) || ((((((((((((splverifierCounter == 0 && \result == 1) && !(pumpRunning == 0)) && tmp___0 == 1) && 2 <= waterLevel) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 1) && waterLevel <= 2) && tmp == 1) && \result == 0) && \result == 1) && tmp == 1)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && waterLevel <= 1) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) && tmp == 1)) || ((((((((\result <= 1 && splverifierCounter == 0) && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp___0 <= 1) && tmp == 0)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1) - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 23:02:32,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2ed5465-b10a-42b0-8f39-205363e5a369/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...