./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8d6e9e-ac6f-4505-80c7-717251b7f0aa/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8d6e9e-ac6f-4505-80c7-717251b7f0aa/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8d6e9e-ac6f-4505-80c7-717251b7f0aa/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8d6e9e-ac6f-4505-80c7-717251b7f0aa/bin/uautomizer-w2VwFs6gM0/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8d6e9e-ac6f-4505-80c7-717251b7f0aa/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8d6e9e-ac6f-4505-80c7-717251b7f0aa/bin/uautomizer-w2VwFs6gM0 --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 a318d1932a4cf515b7769fbc74b3ae8791db0dd09e5b989a4577a3be2cae3270 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 16:08:32,923 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 16:08:32,925 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 16:08:32,956 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 16:08:32,961 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 16:08:32,965 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 16:08:32,969 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 16:08:32,973 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 16:08:32,975 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 16:08:32,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 16:08:32,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 16:08:32,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 16:08:32,985 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 16:08:32,988 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 16:08:32,990 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 16:08:32,992 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 16:08:32,994 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 16:08:32,995 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 16:08:33,000 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 16:08:33,007 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 16:08:33,009 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 16:08:33,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 16:08:33,014 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 16:08:33,015 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 16:08:33,024 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 16:08:33,025 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 16:08:33,025 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 16:08:33,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 16:08:33,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 16:08:33,029 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 16:08:33,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 16:08:33,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 16:08:33,033 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 16:08:33,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 16:08:33,036 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 16:08:33,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 16:08:33,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 16:08:33,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 16:08:33,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 16:08:33,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 16:08:33,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 16:08:33,039 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8d6e9e-ac6f-4505-80c7-717251b7f0aa/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-22 16:08:33,084 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 16:08:33,084 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 16:08:33,085 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 16:08:33,091 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 16:08:33,093 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 16:08:33,093 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 16:08:33,094 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 16:08:33,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 16:08:33,094 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 16:08:33,094 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 16:08:33,095 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 16:08:33,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 16:08:33,096 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 16:08:33,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 16:08:33,096 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 16:08:33,096 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 16:08:33,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 16:08:33,097 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 16:08:33,097 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 16:08:33,097 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 16:08:33,097 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 16:08:33,097 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 16:08:33,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 16:08:33,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 16:08:33,098 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 16:08:33,098 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 16:08:33,098 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 16:08:33,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 16:08:33,099 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 16:08:33,100 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-22 16:08:33,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 16:08:33,101 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 16:08:33,101 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_bd8d6e9e-ac6f-4505-80c7-717251b7f0aa/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8d6e9e-ac6f-4505-80c7-717251b7f0aa/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a318d1932a4cf515b7769fbc74b3ae8791db0dd09e5b989a4577a3be2cae3270 [2021-11-22 16:08:33,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 16:08:33,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 16:08:33,444 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 16:08:33,445 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 16:08:33,446 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 16:08:33,447 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8d6e9e-ac6f-4505-80c7-717251b7f0aa/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2021-11-22 16:08:33,540 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8d6e9e-ac6f-4505-80c7-717251b7f0aa/bin/uautomizer-w2VwFs6gM0/data/a6a8e882a/80b609d56c0c48e3ac23f7e8645ff6bd/FLAGa728f42b0 [2021-11-22 16:08:34,056 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 16:08:34,057 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8d6e9e-ac6f-4505-80c7-717251b7f0aa/sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c [2021-11-22 16:08:34,070 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8d6e9e-ac6f-4505-80c7-717251b7f0aa/bin/uautomizer-w2VwFs6gM0/data/a6a8e882a/80b609d56c0c48e3ac23f7e8645ff6bd/FLAGa728f42b0 [2021-11-22 16:08:34,388 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8d6e9e-ac6f-4505-80c7-717251b7f0aa/bin/uautomizer-w2VwFs6gM0/data/a6a8e882a/80b609d56c0c48e3ac23f7e8645ff6bd [2021-11-22 16:08:34,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 16:08:34,392 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 16:08:34,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 16:08:34,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 16:08:34,397 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 16:08:34,397 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:08:34" (1/1) ... [2021-11-22 16:08:34,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25e1c1b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:08:34, skipping insertion in model container [2021-11-22 16:08:34,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:08:34" (1/1) ... [2021-11-22 16:08:34,406 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 16:08:34,477 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 16:08:34,675 WARN L230 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_bd8d6e9e-ac6f-4505-80c7-717251b7f0aa/sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c[2562,2575] [2021-11-22 16:08:34,766 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 16:08:34,775 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 16:08:34,790 WARN L230 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_bd8d6e9e-ac6f-4505-80c7-717251b7f0aa/sv-benchmarks/c/product-lines/minepump_spec2_product13.cil.c[2562,2575] [2021-11-22 16:08:34,842 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 16:08:34,860 INFO L208 MainTranslator]: Completed translation [2021-11-22 16:08:34,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:08:34 WrapperNode [2021-11-22 16:08:34,860 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 16:08:34,862 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 16:08:34,862 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 16:08:34,862 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 16:08:34,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:08:34" (1/1) ... [2021-11-22 16:08:34,884 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:08:34" (1/1) ... [2021-11-22 16:08:34,915 INFO L137 Inliner]: procedures = 52, calls = 151, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 392 [2021-11-22 16:08:34,915 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 16:08:34,916 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 16:08:34,916 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 16:08:34,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 16:08:34,925 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:08:34" (1/1) ... [2021-11-22 16:08:34,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:08:34" (1/1) ... [2021-11-22 16:08:34,928 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:08:34" (1/1) ... [2021-11-22 16:08:34,928 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:08:34" (1/1) ... [2021-11-22 16:08:34,946 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:08:34" (1/1) ... [2021-11-22 16:08:34,951 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:08:34" (1/1) ... [2021-11-22 16:08:34,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:08:34" (1/1) ... [2021-11-22 16:08:34,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 16:08:34,966 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 16:08:34,966 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 16:08:34,966 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 16:08:34,969 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:08:34" (1/1) ... [2021-11-22 16:08:34,977 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 16:08:34,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8d6e9e-ac6f-4505-80c7-717251b7f0aa/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:08:35,014 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8d6e9e-ac6f-4505-80c7-717251b7f0aa/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 16:08:35,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8d6e9e-ac6f-4505-80c7-717251b7f0aa/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 16:08:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 16:08:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 16:08:35,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 16:08:35,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 16:08:35,174 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 16:08:35,175 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 16:08:35,588 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 16:08:35,596 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 16:08:35,600 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-22 16:08:35,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:08:35 BoogieIcfgContainer [2021-11-22 16:08:35,603 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 16:08:35,605 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 16:08:35,605 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 16:08:35,612 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 16:08:35,614 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 04:08:34" (1/3) ... [2021-11-22 16:08:35,615 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13eaed6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 04:08:35, skipping insertion in model container [2021-11-22 16:08:35,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:08:34" (2/3) ... [2021-11-22 16:08:35,616 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13eaed6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 04:08:35, skipping insertion in model container [2021-11-22 16:08:35,616 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:08:35" (3/3) ... [2021-11-22 16:08:35,617 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product13.cil.c [2021-11-22 16:08:35,629 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 16:08:35,630 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-22 16:08:35,681 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-22 16:08:35,687 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 [2021-11-22 16:08:35,687 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-22 16:08:35,704 INFO L276 IsEmpty]: Start isEmpty. Operand has 103 states, 99 states have (on average 1.404040404040404) internal successors, (139), 102 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:08:35,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-22 16:08:35,710 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:08:35,724 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:08:35,725 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 16:08:35,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:08:35,730 INFO L85 PathProgramCache]: Analyzing trace with hash -90288125, now seen corresponding path program 1 times [2021-11-22 16:08:35,738 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:08:35,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505409631] [2021-11-22 16:08:35,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:08:35,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:08:35,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:08:35,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:08:35,923 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:08:35,923 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505409631] [2021-11-22 16:08:35,924 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505409631] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:08:35,924 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:08:35,924 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 16:08:35,926 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49933243] [2021-11-22 16:08:35,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:08:35,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-22 16:08:35,931 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:08:35,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-22 16:08:35,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 16:08:35,977 INFO L87 Difference]: Start difference. First operand has 103 states, 99 states have (on average 1.404040404040404) internal successors, (139), 102 states have internal predecessors, (139), 0 states have call successors, (0), 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 9.5) internal successors, (19), 2 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) [2021-11-22 16:08:36,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:08:36,019 INFO L93 Difference]: Finished difference Result 195 states and 266 transitions. [2021-11-22 16:08:36,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 16:08:36,021 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 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 [2021-11-22 16:08:36,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:08:36,027 INFO L225 Difference]: With dead ends: 195 [2021-11-22 16:08:36,028 INFO L226 Difference]: Without dead ends: 93 [2021-11-22 16:08:36,030 INFO L932 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 [2021-11-22 16:08:36,033 INFO L933 BasicCegarLoop]: 129 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 16:08:36,035 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 16:08:36,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2021-11-22 16:08:36,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2021-11-22 16:08:36,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 90 states have (on average 1.3444444444444446) internal successors, (121), 92 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:08:36,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 121 transitions. [2021-11-22 16:08:36,073 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 121 transitions. Word has length 19 [2021-11-22 16:08:36,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:08:36,073 INFO L470 AbstractCegarLoop]: Abstraction has 93 states and 121 transitions. [2021-11-22 16:08:36,074 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 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) [2021-11-22 16:08:36,074 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 121 transitions. [2021-11-22 16:08:36,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-22 16:08:36,075 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:08:36,075 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:08:36,075 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-22 16:08:36,076 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 16:08:36,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:08:36,077 INFO L85 PathProgramCache]: Analyzing trace with hash 1128117255, now seen corresponding path program 1 times [2021-11-22 16:08:36,077 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:08:36,077 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677279395] [2021-11-22 16:08:36,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:08:36,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:08:36,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:08:36,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:08:36,186 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:08:36,186 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677279395] [2021-11-22 16:08:36,187 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1677279395] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:08:36,187 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:08:36,187 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 16:08:36,187 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237797696] [2021-11-22 16:08:36,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:08:36,189 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 16:08:36,189 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:08:36,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 16:08:36,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 16:08:36,191 INFO L87 Difference]: Start difference. First operand 93 states and 121 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:08:36,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:08:36,218 INFO L93 Difference]: Finished difference Result 93 states and 121 transitions. [2021-11-22 16:08:36,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 16:08:36,219 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 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 20 [2021-11-22 16:08:36,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:08:36,220 INFO L225 Difference]: With dead ends: 93 [2021-11-22 16:08:36,220 INFO L226 Difference]: Without dead ends: 44 [2021-11-22 16:08:36,225 INFO L932 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 [2021-11-22 16:08:36,228 INFO L933 BasicCegarLoop]: 56 mSDtfsCounter, 48 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 16:08:36,228 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [48 Valid, 63 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 16:08:36,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2021-11-22 16:08:36,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2021-11-22 16:08:36,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 43 states have (on average 1.3255813953488371) internal successors, (57), 43 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:08:36,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 57 transitions. [2021-11-22 16:08:36,243 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 57 transitions. Word has length 20 [2021-11-22 16:08:36,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:08:36,243 INFO L470 AbstractCegarLoop]: Abstraction has 44 states and 57 transitions. [2021-11-22 16:08:36,244 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:08:36,244 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 57 transitions. [2021-11-22 16:08:36,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-22 16:08:36,245 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:08:36,245 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:08:36,245 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-22 16:08:36,245 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 16:08:36,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:08:36,246 INFO L85 PathProgramCache]: Analyzing trace with hash -1403136574, now seen corresponding path program 1 times [2021-11-22 16:08:36,247 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:08:36,247 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278034785] [2021-11-22 16:08:36,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:08:36,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:08:36,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:08:36,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:08:36,405 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:08:36,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278034785] [2021-11-22 16:08:36,406 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278034785] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:08:36,406 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:08:36,406 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-22 16:08:36,406 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506414433] [2021-11-22 16:08:36,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:08:36,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 16:08:36,407 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:08:36,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 16:08:36,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-22 16:08:36,408 INFO L87 Difference]: Start difference. First operand 44 states and 57 transitions. Second operand has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:08:36,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:08:36,461 INFO L93 Difference]: Finished difference Result 80 states and 106 transitions. [2021-11-22 16:08:36,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 16:08:36,472 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-22 16:08:36,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:08:36,473 INFO L225 Difference]: With dead ends: 80 [2021-11-22 16:08:36,473 INFO L226 Difference]: Without dead ends: 44 [2021-11-22 16:08:36,474 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-22 16:08:36,475 INFO L933 BasicCegarLoop]: 53 mSDtfsCounter, 158 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 16:08:36,476 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [158 Valid, 57 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 16:08:36,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2021-11-22 16:08:36,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2021-11-22 16:08:36,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 43 states have (on average 1.302325581395349) internal successors, (56), 43 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:08:36,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 56 transitions. [2021-11-22 16:08:36,484 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 56 transitions. Word has length 26 [2021-11-22 16:08:36,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:08:36,484 INFO L470 AbstractCegarLoop]: Abstraction has 44 states and 56 transitions. [2021-11-22 16:08:36,485 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:08:36,485 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2021-11-22 16:08:36,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-22 16:08:36,486 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:08:36,486 INFO L514 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] [2021-11-22 16:08:36,486 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-22 16:08:36,487 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 16:08:36,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:08:36,487 INFO L85 PathProgramCache]: Analyzing trace with hash 1747439729, now seen corresponding path program 1 times [2021-11-22 16:08:36,488 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:08:36,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133381302] [2021-11-22 16:08:36,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:08:36,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:08:36,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:08:36,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:08:36,555 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:08:36,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133381302] [2021-11-22 16:08:36,555 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133381302] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:08:36,556 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:08:36,556 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 16:08:36,556 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462368883] [2021-11-22 16:08:36,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:08:36,557 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 16:08:36,557 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:08:36,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 16:08:36,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-22 16:08:36,558 INFO L87 Difference]: Start difference. First operand 44 states and 56 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:08:36,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:08:36,652 INFO L93 Difference]: Finished difference Result 194 states and 259 transitions. [2021-11-22 16:08:36,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 16:08:36,684 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 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 29 [2021-11-22 16:08:36,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:08:36,688 INFO L225 Difference]: With dead ends: 194 [2021-11-22 16:08:36,688 INFO L226 Difference]: Without dead ends: 158 [2021-11-22 16:08:36,689 INFO L932 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 [2021-11-22 16:08:36,690 INFO L933 BasicCegarLoop]: 84 mSDtfsCounter, 153 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 16:08:36,691 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [153 Valid, 315 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 16:08:36,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2021-11-22 16:08:36,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 75. [2021-11-22 16:08:36,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 74 states have (on average 1.2972972972972974) internal successors, (96), 74 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:08:36,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 96 transitions. [2021-11-22 16:08:36,726 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 96 transitions. Word has length 29 [2021-11-22 16:08:36,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:08:36,726 INFO L470 AbstractCegarLoop]: Abstraction has 75 states and 96 transitions. [2021-11-22 16:08:36,727 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:08:36,727 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 96 transitions. [2021-11-22 16:08:36,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 16:08:36,728 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 16:08:36,728 INFO L514 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] [2021-11-22 16:08:36,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-22 16:08:36,729 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 16:08:36,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:08:36,730 INFO L85 PathProgramCache]: Analyzing trace with hash 1047944184, now seen corresponding path program 1 times [2021-11-22 16:08:36,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:08:36,730 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713991075] [2021-11-22 16:08:36,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:08:36,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:08:36,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:08:36,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:08:36,828 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:08:36,828 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713991075] [2021-11-22 16:08:36,828 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713991075] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:08:36,829 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:08:36,829 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 16:08:36,829 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775075606] [2021-11-22 16:08:36,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:08:36,832 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 16:08:36,832 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:08:36,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 16:08:36,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-22 16:08:36,833 INFO L87 Difference]: Start difference. First operand 75 states and 96 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:08:36,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 16:08:36,914 INFO L93 Difference]: Finished difference Result 206 states and 272 transitions. [2021-11-22 16:08:36,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 16:08:36,916 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 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 31 [2021-11-22 16:08:36,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 16:08:36,916 INFO L225 Difference]: With dead ends: 206 [2021-11-22 16:08:36,916 INFO L226 Difference]: Without dead ends: 0 [2021-11-22 16:08:36,917 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-22 16:08:36,919 INFO L933 BasicCegarLoop]: 64 mSDtfsCounter, 103 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 16:08:36,919 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [103 Valid, 162 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 16:08:36,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-22 16:08:36,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-22 16:08:36,920 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) [2021-11-22 16:08:36,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-22 16:08:36,921 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 31 [2021-11-22 16:08:36,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 16:08:36,921 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-22 16:08:36,921 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:08:36,921 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-22 16:08:36,928 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-22 16:08:36,930 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-11-22 16:08:36,931 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2021-11-22 16:08:36,931 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2021-11-22 16:08:36,932 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-22 16:08:36,934 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-22 16:08:37,520 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 123) no Hoare annotation was computed. [2021-11-22 16:08:37,520 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-22 16:08:37,521 INFO L858 garLoopResultBuilder]: For program point L697(lines 697 701) no Hoare annotation was computed. [2021-11-22 16:08:37,521 INFO L854 garLoopResultBuilder]: At program point L697-2(lines 693 704) the Hoare annotation is: false [2021-11-22 16:08:37,521 INFO L858 garLoopResultBuilder]: For program point L697-3(lines 697 701) no Hoare annotation was computed. [2021-11-22 16:08:37,521 INFO L854 garLoopResultBuilder]: At program point L697-5(lines 693 704) the Hoare annotation is: false [2021-11-22 16:08:37,521 INFO L858 garLoopResultBuilder]: For program point L697-6(lines 697 701) no Hoare annotation was computed. [2021-11-22 16:08:37,521 INFO L854 garLoopResultBuilder]: At program point L697-8(lines 693 704) the Hoare annotation is: false [2021-11-22 16:08:37,522 INFO L861 garLoopResultBuilder]: At program point L880(lines 872 882) the Hoare annotation is: true [2021-11-22 16:08:37,522 INFO L854 garLoopResultBuilder]: At program point L236(lines 229 239) the Hoare annotation is: false [2021-11-22 16:08:37,522 INFO L854 garLoopResultBuilder]: At program point L236-1(lines 229 239) the Hoare annotation is: false [2021-11-22 16:08:37,522 INFO L854 garLoopResultBuilder]: At program point L236-2(lines 229 239) the Hoare annotation is: false [2021-11-22 16:08:37,522 INFO L854 garLoopResultBuilder]: At program point L734(lines 729 737) the Hoare annotation is: false [2021-11-22 16:08:37,523 INFO L854 garLoopResultBuilder]: At program point L734-1(lines 729 737) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~7#1| ~systemActive~0)) [2021-11-22 16:08:37,523 INFO L854 garLoopResultBuilder]: At program point L734-2(lines 729 737) the Hoare annotation is: false [2021-11-22 16:08:37,523 INFO L858 garLoopResultBuilder]: For program point L123(line 123) no Hoare annotation was computed. [2021-11-22 16:08:37,523 INFO L854 garLoopResultBuilder]: At program point L734-3(lines 729 737) the Hoare annotation is: false [2021-11-22 16:08:37,523 INFO L858 garLoopResultBuilder]: For program point L123-1(line 123) no Hoare annotation was computed. [2021-11-22 16:08:37,523 INFO L854 garLoopResultBuilder]: At program point L734-4(lines 729 737) the Hoare annotation is: false [2021-11-22 16:08:37,523 INFO L854 garLoopResultBuilder]: At program point L734-5(lines 729 737) the Hoare annotation is: false [2021-11-22 16:08:37,524 INFO L858 garLoopResultBuilder]: For program point L123-2(line 123) no Hoare annotation was computed. [2021-11-22 16:08:37,524 INFO L854 garLoopResultBuilder]: At program point L685(lines 680 688) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) [2021-11-22 16:08:37,524 INFO L858 garLoopResultBuilder]: For program point L74(lines 74 80) no Hoare annotation was computed. [2021-11-22 16:08:37,524 INFO L858 garLoopResultBuilder]: For program point L74-2(lines 74 80) no Hoare annotation was computed. [2021-11-22 16:08:37,524 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-22 16:08:37,524 INFO L854 garLoopResultBuilder]: At program point L124(lines 119 126) the Hoare annotation is: false [2021-11-22 16:08:37,524 INFO L854 garLoopResultBuilder]: At program point L124-1(lines 119 126) the Hoare annotation is: false [2021-11-22 16:08:37,525 INFO L854 garLoopResultBuilder]: At program point L124-2(lines 119 126) the Hoare annotation is: false [2021-11-22 16:08:37,529 INFO L854 garLoopResultBuilder]: At program point L670(lines 666 672) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-11-22 16:08:37,530 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 123) no Hoare annotation was computed. [2021-11-22 16:08:37,530 INFO L858 garLoopResultBuilder]: For program point L175(lines 175 192) no Hoare annotation was computed. [2021-11-22 16:08:37,530 INFO L854 garLoopResultBuilder]: At program point L175-1(lines 171 195) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~7#1| ~systemActive~0)) [2021-11-22 16:08:37,530 INFO L858 garLoopResultBuilder]: For program point L175-2(lines 175 192) no Hoare annotation was computed. [2021-11-22 16:08:37,531 INFO L854 garLoopResultBuilder]: At program point L175-3(lines 171 195) the Hoare annotation is: false [2021-11-22 16:08:37,531 INFO L858 garLoopResultBuilder]: For program point L175-4(lines 175 192) no Hoare annotation was computed. [2021-11-22 16:08:37,531 INFO L854 garLoopResultBuilder]: At program point L175-5(lines 171 195) the Hoare annotation is: false [2021-11-22 16:08:37,531 INFO L861 garLoopResultBuilder]: At program point L902(lines 883 905) the Hoare annotation is: true [2021-11-22 16:08:37,531 INFO L854 garLoopResultBuilder]: At program point L869(lines 865 871) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_main_~tmp~7#1| ~systemActive~0)) [2021-11-22 16:08:37,532 INFO L861 garLoopResultBuilder]: At program point L836(lines 811 840) the Hoare annotation is: true [2021-11-22 16:08:37,532 INFO L858 garLoopResultBuilder]: For program point L721(lines 721 725) no Hoare annotation was computed. [2021-11-22 16:08:37,532 INFO L854 garLoopResultBuilder]: At program point L721-2(lines 717 728) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~7#1| ~systemActive~0)) [2021-11-22 16:08:37,532 INFO L858 garLoopResultBuilder]: For program point L143(lines 143 149) no Hoare annotation was computed. [2021-11-22 16:08:37,533 INFO L854 garLoopResultBuilder]: At program point L110(lines 63 111) the Hoare annotation is: false [2021-11-22 16:08:37,533 INFO L858 garLoopResultBuilder]: For program point L143-2(lines 142 161) no Hoare annotation was computed. [2021-11-22 16:08:37,535 INFO L858 garLoopResultBuilder]: For program point L143-3(lines 143 149) no Hoare annotation was computed. [2021-11-22 16:08:37,535 INFO L858 garLoopResultBuilder]: For program point L143-5(lines 142 161) no Hoare annotation was computed. [2021-11-22 16:08:37,535 INFO L858 garLoopResultBuilder]: For program point L143-6(lines 143 149) no Hoare annotation was computed. [2021-11-22 16:08:37,536 INFO L858 garLoopResultBuilder]: For program point L143-8(lines 142 161) no Hoare annotation was computed. [2021-11-22 16:08:37,536 INFO L854 garLoopResultBuilder]: At program point L226(lines 221 228) the Hoare annotation is: false [2021-11-22 16:08:37,536 INFO L854 garLoopResultBuilder]: At program point L226-1(lines 221 228) the Hoare annotation is: false [2021-11-22 16:08:37,537 INFO L854 garLoopResultBuilder]: At program point L160(lines 139 162) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~7#1| ~systemActive~0)) [2021-11-22 16:08:37,538 INFO L854 garLoopResultBuilder]: At program point L226-2(lines 221 228) the Hoare annotation is: false [2021-11-22 16:08:37,539 INFO L854 garLoopResultBuilder]: At program point L160-1(lines 139 162) the Hoare annotation is: false [2021-11-22 16:08:37,539 INFO L858 garLoopResultBuilder]: For program point L94(lines 94 105) no Hoare annotation was computed. [2021-11-22 16:08:37,539 INFO L854 garLoopResultBuilder]: At program point L160-2(lines 139 162) the Hoare annotation is: false [2021-11-22 16:08:37,548 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-22 16:08:37,548 INFO L858 garLoopResultBuilder]: For program point L788(lines 788 805) no Hoare annotation was computed. [2021-11-22 16:08:37,548 INFO L854 garLoopResultBuilder]: At program point L788-1(lines 780 808) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~7#1| ~systemActive~0)) [2021-11-22 16:08:37,549 INFO L854 garLoopResultBuilder]: At program point L821-2(lines 821 835) the Hoare annotation is: false [2021-11-22 16:08:37,549 INFO L858 garLoopResultBuilder]: For program point L788-2(lines 788 805) no Hoare annotation was computed. [2021-11-22 16:08:37,549 INFO L854 garLoopResultBuilder]: At program point L788-3(lines 780 808) the Hoare annotation is: false [2021-11-22 16:08:37,549 INFO L858 garLoopResultBuilder]: For program point L788-4(lines 788 805) no Hoare annotation was computed. [2021-11-22 16:08:37,549 INFO L854 garLoopResultBuilder]: At program point L788-5(lines 780 808) the Hoare annotation is: false [2021-11-22 16:08:37,549 INFO L858 garLoopResultBuilder]: For program point L822(line 822) no Hoare annotation was computed. [2021-11-22 16:08:37,550 INFO L854 garLoopResultBuilder]: At program point L245(lines 240 248) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res#1| 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~7#1| ~systemActive~0)) [2021-11-22 16:08:37,550 INFO L854 garLoopResultBuilder]: At program point L245-1(lines 240 248) the Hoare annotation is: false [2021-11-22 16:08:37,550 INFO L858 garLoopResultBuilder]: For program point L179(lines 179 187) no Hoare annotation was computed. [2021-11-22 16:08:37,550 INFO L854 garLoopResultBuilder]: At program point L245-2(lines 240 248) the Hoare annotation is: false [2021-11-22 16:08:37,550 INFO L858 garLoopResultBuilder]: For program point L179-3(lines 179 187) no Hoare annotation was computed. [2021-11-22 16:08:37,551 INFO L858 garLoopResultBuilder]: For program point L179-6(lines 179 187) no Hoare annotation was computed. [2021-11-22 16:08:37,551 INFO L854 garLoopResultBuilder]: At program point L64-2(lines 64 109) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~7#1| ~systemActive~0)) [2021-11-22 16:08:37,551 INFO L858 garLoopResultBuilder]: For program point L709(lines 709 713) no Hoare annotation was computed. [2021-11-22 16:08:37,551 INFO L854 garLoopResultBuilder]: At program point L709-2(lines 705 716) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~7#1| ~systemActive~0)) [2021-11-22 16:08:37,551 INFO L858 garLoopResultBuilder]: For program point L65(lines 64 109) no Hoare annotation was computed. [2021-11-22 16:08:37,552 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-22 16:08:37,552 INFO L858 garLoopResultBuilder]: For program point L825(lines 825 829) no Hoare annotation was computed. [2021-11-22 16:08:37,552 INFO L858 garLoopResultBuilder]: For program point L792(lines 792 802) no Hoare annotation was computed. [2021-11-22 16:08:37,552 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 123) no Hoare annotation was computed. [2021-11-22 16:08:37,552 INFO L858 garLoopResultBuilder]: For program point L825-1(lines 825 829) no Hoare annotation was computed. [2021-11-22 16:08:37,552 INFO L858 garLoopResultBuilder]: For program point L792-2(lines 792 802) no Hoare annotation was computed. [2021-11-22 16:08:37,553 INFO L858 garLoopResultBuilder]: For program point L792-4(lines 792 802) no Hoare annotation was computed. [2021-11-22 16:08:37,553 INFO L861 garLoopResultBuilder]: At program point L115(lines 54 117) the Hoare annotation is: true [2021-11-22 16:08:37,553 INFO L854 garLoopResultBuilder]: At program point L677(lines 673 679) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-11-22 16:08:37,553 INFO L858 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-11-22 16:08:37,553 INFO L858 garLoopResultBuilder]: For program point L793(lines 793 799) no Hoare annotation was computed. [2021-11-22 16:08:37,554 INFO L858 garLoopResultBuilder]: For program point L793-3(lines 793 799) no Hoare annotation was computed. [2021-11-22 16:08:37,554 INFO L858 garLoopResultBuilder]: For program point L793-6(lines 793 799) no Hoare annotation was computed. [2021-11-22 16:08:37,554 INFO L854 garLoopResultBuilder]: At program point L777(lines 772 779) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_main_~tmp~7#1| ~systemActive~0)) [2021-11-22 16:08:37,554 INFO L858 garLoopResultBuilder]: For program point L100(lines 100 104) no Hoare annotation was computed. [2021-11-22 16:08:37,554 INFO L858 garLoopResultBuilder]: For program point L100-2(lines 94 105) no Hoare annotation was computed. [2021-11-22 16:08:37,554 INFO L858 garLoopResultBuilder]: For program point L893(lines 893 900) no Hoare annotation was computed. [2021-11-22 16:08:37,555 INFO L858 garLoopResultBuilder]: For program point L893-2(lines 893 900) no Hoare annotation was computed. [2021-11-22 16:08:37,555 INFO L858 garLoopResultBuilder]: For program point L150-1(lines 150 156) no Hoare annotation was computed. [2021-11-22 16:08:37,555 INFO L858 garLoopResultBuilder]: For program point L84(lines 84 90) no Hoare annotation was computed. [2021-11-22 16:08:37,555 INFO L858 garLoopResultBuilder]: For program point L150-3(lines 150 156) no Hoare annotation was computed. [2021-11-22 16:08:37,555 INFO L858 garLoopResultBuilder]: For program point L84-2(lines 84 90) no Hoare annotation was computed. [2021-11-22 16:08:37,555 INFO L858 garLoopResultBuilder]: For program point L150-5(lines 150 156) no Hoare annotation was computed. [2021-11-22 16:08:37,556 INFO L854 garLoopResultBuilder]: At program point L167(lines 163 169) the Hoare annotation is: false [2021-11-22 16:08:37,556 INFO L854 garLoopResultBuilder]: At program point L167-1(lines 163 169) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~7#1| ~systemActive~0)) [2021-11-22 16:08:37,556 INFO L854 garLoopResultBuilder]: At program point L167-2(lines 163 169) the Hoare annotation is: false [2021-11-22 16:08:37,556 INFO L854 garLoopResultBuilder]: At program point L167-3(lines 163 169) the Hoare annotation is: false [2021-11-22 16:08:37,556 INFO L854 garLoopResultBuilder]: At program point L167-4(lines 163 169) the Hoare annotation is: false [2021-11-22 16:08:37,557 INFO L854 garLoopResultBuilder]: At program point L167-5(lines 163 169) the Hoare annotation is: false [2021-11-22 16:08:37,560 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-22 16:08:37,562 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-22 16:08:37,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 04:08:37 BoogieIcfgContainer [2021-11-22 16:08:37,585 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-22 16:08:37,585 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 16:08:37,585 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 16:08:37,586 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 16:08:37,586 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:08:35" (3/4) ... [2021-11-22 16:08:37,589 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-22 16:08:37,607 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2021-11-22 16:08:37,608 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-11-22 16:08:37,609 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-22 16:08:37,610 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-22 16:08:37,611 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-22 16:08:37,612 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 16:08:37,613 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 16:08:37,634 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive [2021-11-22 16:08:37,634 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive) && tmp == systemActive [2021-11-22 16:08:37,635 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive) && tmp == systemActive [2021-11-22 16:08:37,635 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive [2021-11-22 16:08:37,636 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive [2021-11-22 16:08:37,636 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive [2021-11-22 16:08:37,637 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive [2021-11-22 16:08:37,638 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive [2021-11-22 16:08:37,638 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive [2021-11-22 16:08:37,639 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive [2021-11-22 16:08:37,640 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive [2021-11-22 16:08:37,640 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && \result == 0) && splverifierCounter == 0) && tmp == systemActive [2021-11-22 16:08:37,684 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8d6e9e-ac6f-4505-80c7-717251b7f0aa/bin/uautomizer-w2VwFs6gM0/witness.graphml [2021-11-22 16:08:37,684 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 16:08:37,685 INFO L158 Benchmark]: Toolchain (without parser) took 3293.59ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 88.8MB in the beginning and 111.8MB in the end (delta: -23.1MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2021-11-22 16:08:37,686 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 83.9MB. Free memory was 40.6MB in the beginning and 40.5MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 16:08:37,686 INFO L158 Benchmark]: CACSL2BoogieTranslator took 467.64ms. Allocated memory is still 121.6MB. Free memory was 88.5MB in the beginning and 90.4MB in the end (delta: -1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 16:08:37,686 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.70ms. Allocated memory is still 121.6MB. Free memory was 90.0MB in the beginning and 87.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 16:08:37,687 INFO L158 Benchmark]: Boogie Preprocessor took 49.21ms. Allocated memory is still 121.6MB. Free memory was 87.5MB in the beginning and 85.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 16:08:37,687 INFO L158 Benchmark]: RCFGBuilder took 637.36ms. Allocated memory is still 121.6MB. Free memory was 85.4MB in the beginning and 67.7MB in the end (delta: 17.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-22 16:08:37,688 INFO L158 Benchmark]: TraceAbstraction took 1979.70ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 67.3MB in the beginning and 119.2MB in the end (delta: -51.8MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2021-11-22 16:08:37,688 INFO L158 Benchmark]: Witness Printer took 99.32ms. Allocated memory is still 146.8MB. Free memory was 119.2MB in the beginning and 111.8MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 16:08:37,690 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 83.9MB. Free memory was 40.6MB in the beginning and 40.5MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 467.64ms. Allocated memory is still 121.6MB. Free memory was 88.5MB in the beginning and 90.4MB in the end (delta: -1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.70ms. Allocated memory is still 121.6MB. Free memory was 90.0MB in the beginning and 87.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.21ms. Allocated memory is still 121.6MB. Free memory was 87.5MB in the beginning and 85.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 637.36ms. Allocated memory is still 121.6MB. Free memory was 85.4MB in the beginning and 67.7MB in the end (delta: 17.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1979.70ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 67.3MB in the beginning and 119.2MB in the end (delta: -51.8MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. * Witness Printer took 99.32ms. Allocated memory is still 146.8MB. Free memory was 119.2MB in the beginning and 111.8MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * 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: 123]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 123]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 123]: 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, 103 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 462 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 462 mSDsluCounter, 726 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 340 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 62 IncrementalHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 386 mSDtfsCounter, 62 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=103occurred in iteration=0, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 83 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 50 LocationsWithAnnotation, 50 PreInvPairs, 97 NumberOfFragments, 248 HoareAnnotationTreeSize, 50 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 50 FomulaSimplificationsInter, 1770 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 125 NumberOfCodeBlocks, 125 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 120 ConstructedInterpolants, 0 QuantifiedInterpolants, 277 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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: 63]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 717]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 673]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 811]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive) && tmp == systemActive - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && \result == 0) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 872]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 221]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive) && tmp == systemActive - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == systemActive RESULT: Ultimate proved your program to be correct! [2021-11-22 16:08:37,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8d6e9e-ac6f-4505-80c7-717251b7f0aa/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE