./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d7b3e6-ccfb-489a-9f46-e4a3a2445ef1/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d7b3e6-ccfb-489a-9f46-e4a3a2445ef1/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d7b3e6-ccfb-489a-9f46-e4a3a2445ef1/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d7b3e6-ccfb-489a-9f46-e4a3a2445ef1/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d7b3e6-ccfb-489a-9f46-e4a3a2445ef1/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d7b3e6-ccfb-489a-9f46-e4a3a2445ef1/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9a8ef44eebf77bb9089ba7256f54c924b643d97224560b14ff4a2b7df3dcc9e0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 08:46:50,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:46:50,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:46:50,916 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:46:50,917 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:46:50,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:46:50,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:46:50,922 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:46:50,924 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:46:50,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:46:50,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:46:50,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:46:50,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:46:50,930 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:46:50,932 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:46:50,934 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:46:50,935 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:46:50,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:46:50,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:46:50,941 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:46:50,943 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:46:50,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:46:50,946 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:46:50,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:46:50,951 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:46:50,952 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:46:50,952 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:46:50,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:46:50,954 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:46:50,955 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:46:50,956 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:46:50,957 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:46:50,958 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:46:50,958 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:46:50,960 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:46:50,960 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:46:50,961 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:46:50,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:46:50,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:46:50,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:46:50,964 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:46:50,965 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d7b3e6-ccfb-489a-9f46-e4a3a2445ef1/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 08:46:50,987 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:46:50,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:46:50,988 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:46:50,989 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:46:50,990 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:46:50,990 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:46:50,990 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:46:50,991 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:46:50,991 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 08:46:50,991 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:46:50,992 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 08:46:50,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:46:50,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 08:46:50,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 08:46:50,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 08:46:50,993 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 08:46:50,993 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 08:46:50,993 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:46:50,994 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 08:46:50,994 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:46:50,994 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:46:50,994 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 08:46:50,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:46:50,995 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:46:50,995 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 08:46:50,996 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 08:46:50,996 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 08:46:50,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 08:46:50,996 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 08:46:50,997 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 08:46:50,997 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 08:46:50,997 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:46:50,997 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_a7d7b3e6-ccfb-489a-9f46-e4a3a2445ef1/bin/uautomizer-UnR33cPsHg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d7b3e6-ccfb-489a-9f46-e4a3a2445ef1/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a8ef44eebf77bb9089ba7256f54c924b643d97224560b14ff4a2b7df3dcc9e0 [2021-10-28 08:46:51,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:46:51,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:46:51,261 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:46:51,263 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:46:51,263 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:46:51,264 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d7b3e6-ccfb-489a-9f46-e4a3a2445ef1/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c [2021-10-28 08:46:51,350 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d7b3e6-ccfb-489a-9f46-e4a3a2445ef1/bin/uautomizer-UnR33cPsHg/data/d1e896cdb/87d0dc4ba9264280ae7ac338ed99cea3/FLAG8726782a9 [2021-10-28 08:46:51,904 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:46:51,905 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d7b3e6-ccfb-489a-9f46-e4a3a2445ef1/sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c [2021-10-28 08:46:51,930 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d7b3e6-ccfb-489a-9f46-e4a3a2445ef1/bin/uautomizer-UnR33cPsHg/data/d1e896cdb/87d0dc4ba9264280ae7ac338ed99cea3/FLAG8726782a9 [2021-10-28 08:46:52,205 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d7b3e6-ccfb-489a-9f46-e4a3a2445ef1/bin/uautomizer-UnR33cPsHg/data/d1e896cdb/87d0dc4ba9264280ae7ac338ed99cea3 [2021-10-28 08:46:52,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:46:52,209 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 08:46:52,213 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:46:52,213 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:46:52,217 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:46:52,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:46:52" (1/1) ... [2021-10-28 08:46:52,221 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@216e3415 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:52, skipping insertion in model container [2021-10-28 08:46:52,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:46:52" (1/1) ... [2021-10-28 08:46:52,230 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:46:52,274 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:46:52,477 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d7b3e6-ccfb-489a-9f46-e4a3a2445ef1/sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c[3064,3077] [2021-10-28 08:46:52,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:46:52,640 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 08:46:52,670 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d7b3e6-ccfb-489a-9f46-e4a3a2445ef1/sv-benchmarks/c/product-lines/minepump_spec1_product45.cil.c[3064,3077] [2021-10-28 08:46:52,768 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:46:52,787 INFO L208 MainTranslator]: Completed translation [2021-10-28 08:46:52,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:52 WrapperNode [2021-10-28 08:46:52,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:46:52,793 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 08:46:52,794 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 08:46:52,794 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 08:46:52,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:52" (1/1) ... [2021-10-28 08:46:52,830 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:52" (1/1) ... [2021-10-28 08:46:52,906 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 08:46:52,907 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 08:46:52,907 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 08:46:52,907 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 08:46:52,916 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:52" (1/1) ... [2021-10-28 08:46:52,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:52" (1/1) ... [2021-10-28 08:46:52,932 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:52" (1/1) ... [2021-10-28 08:46:52,945 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:52" (1/1) ... [2021-10-28 08:46:52,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:52" (1/1) ... [2021-10-28 08:46:52,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:52" (1/1) ... [2021-10-28 08:46:52,983 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:52" (1/1) ... [2021-10-28 08:46:52,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 08:46:52,998 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 08:46:52,998 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 08:46:52,998 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 08:46:53,000 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:52" (1/1) ... [2021-10-28 08:46:53,009 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 08:46:53,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d7b3e6-ccfb-489a-9f46-e4a3a2445ef1/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:46:53,043 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d7b3e6-ccfb-489a-9f46-e4a3a2445ef1/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 08:46:53,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d7b3e6-ccfb-489a-9f46-e4a3a2445ef1/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 08:46:53,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 08:46:53,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 08:46:53,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 08:46:53,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 08:46:54,099 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 08:46:54,103 INFO L299 CfgBuilder]: Removed 192 assume(true) statements. [2021-10-28 08:46:54,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:46:54 BoogieIcfgContainer [2021-10-28 08:46:54,106 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 08:46:54,108 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 08:46:54,108 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 08:46:54,112 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 08:46:54,112 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 08:46:52" (1/3) ... [2021-10-28 08:46:54,113 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a06bebd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:46:54, skipping insertion in model container [2021-10-28 08:46:54,113 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:46:52" (2/3) ... [2021-10-28 08:46:54,114 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a06bebd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 08:46:54, skipping insertion in model container [2021-10-28 08:46:54,115 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:46:54" (3/3) ... [2021-10-28 08:46:54,117 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product45.cil.c [2021-10-28 08:46:54,128 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 08:46:54,128 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 08:46:54,193 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 08:46:54,203 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 08:46:54,203 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 08:46:54,228 INFO L276 IsEmpty]: Start isEmpty. Operand has 129 states, 125 states have (on average 1.536) internal successors, (192), 128 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:54,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-28 08:46:54,236 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:46:54,237 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:54,238 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:46:54,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:46:54,244 INFO L85 PathProgramCache]: Analyzing trace with hash -1880189342, now seen corresponding path program 1 times [2021-10-28 08:46:54,259 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:46:54,259 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974072353] [2021-10-28 08:46:54,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:54,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:46:54,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:54,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:46:54,565 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:46:54,565 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974072353] [2021-10-28 08:46:54,566 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974072353] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:46:54,566 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:46:54,567 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 08:46:54,568 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991126822] [2021-10-28 08:46:54,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 08:46:54,574 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:46:54,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 08:46:54,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 08:46:54,589 INFO L87 Difference]: Start difference. First operand has 129 states, 125 states have (on average 1.536) internal successors, (192), 128 states have internal predecessors, (192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:54,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:54,621 INFO L93 Difference]: Finished difference Result 252 states and 377 transitions. [2021-10-28 08:46:54,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 08:46:54,623 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 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 16 [2021-10-28 08:46:54,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:54,634 INFO L225 Difference]: With dead ends: 252 [2021-10-28 08:46:54,634 INFO L226 Difference]: Without dead ends: 125 [2021-10-28 08:46:54,637 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 08:46:54,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2021-10-28 08:46:54,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2021-10-28 08:46:54,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 122 states have (on average 1.4754098360655739) internal successors, (180), 124 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:54,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 180 transitions. [2021-10-28 08:46:54,682 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 180 transitions. Word has length 16 [2021-10-28 08:46:54,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:54,683 INFO L470 AbstractCegarLoop]: Abstraction has 125 states and 180 transitions. [2021-10-28 08:46:54,683 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:54,683 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 180 transitions. [2021-10-28 08:46:54,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-28 08:46:54,684 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:46:54,685 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:54,685 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 08:46:54,685 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:46:54,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:46:54,686 INFO L85 PathProgramCache]: Analyzing trace with hash 1368021057, now seen corresponding path program 1 times [2021-10-28 08:46:54,686 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:46:54,687 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467777582] [2021-10-28 08:46:54,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:54,687 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:46:54,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:54,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:46:54,777 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:46:54,777 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467777582] [2021-10-28 08:46:54,778 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467777582] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:46:54,778 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:46:54,778 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 08:46:54,778 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013884038] [2021-10-28 08:46:54,780 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:46:54,780 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:46:54,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:46:54,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:46:54,781 INFO L87 Difference]: Start difference. First operand 125 states and 180 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:54,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:54,794 INFO L93 Difference]: Finished difference Result 125 states and 180 transitions. [2021-10-28 08:46:54,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:46:54,795 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 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 17 [2021-10-28 08:46:54,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:54,796 INFO L225 Difference]: With dead ends: 125 [2021-10-28 08:46:54,796 INFO L226 Difference]: Without dead ends: 51 [2021-10-28 08:46:54,797 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:46:54,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2021-10-28 08:46:54,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2021-10-28 08:46:54,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 50 states have (on average 1.46) internal successors, (73), 50 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:54,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 73 transitions. [2021-10-28 08:46:54,804 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 73 transitions. Word has length 17 [2021-10-28 08:46:54,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:54,804 INFO L470 AbstractCegarLoop]: Abstraction has 51 states and 73 transitions. [2021-10-28 08:46:54,805 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:54,805 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2021-10-28 08:46:54,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-28 08:46:54,806 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:46:54,806 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:54,806 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 08:46:54,807 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:46:54,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:46:54,807 INFO L85 PathProgramCache]: Analyzing trace with hash -2019078694, now seen corresponding path program 1 times [2021-10-28 08:46:54,808 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:46:54,808 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627157041] [2021-10-28 08:46:54,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:54,808 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:46:54,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:54,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:46:54,995 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:46:54,995 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627157041] [2021-10-28 08:46:54,995 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627157041] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:46:54,996 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:46:54,996 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 08:46:54,996 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147739298] [2021-10-28 08:46:54,997 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 08:46:54,997 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:46:54,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 08:46:54,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-28 08:46:54,998 INFO L87 Difference]: Start difference. First operand 51 states and 73 transitions. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:55,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:55,271 INFO L93 Difference]: Finished difference Result 96 states and 140 transitions. [2021-10-28 08:46:55,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 08:46:55,271 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 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 22 [2021-10-28 08:46:55,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:55,273 INFO L225 Difference]: With dead ends: 96 [2021-10-28 08:46:55,273 INFO L226 Difference]: Without dead ends: 51 [2021-10-28 08:46:55,273 INFO L786 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 [2021-10-28 08:46:55,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2021-10-28 08:46:55,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2021-10-28 08:46:55,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 50 states have (on average 1.44) internal successors, (72), 50 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:55,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 72 transitions. [2021-10-28 08:46:55,293 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 72 transitions. Word has length 22 [2021-10-28 08:46:55,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:55,294 INFO L470 AbstractCegarLoop]: Abstraction has 51 states and 72 transitions. [2021-10-28 08:46:55,294 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:55,294 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 72 transitions. [2021-10-28 08:46:55,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 08:46:55,295 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:46:55,296 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:55,296 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 08:46:55,296 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:46:55,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:46:55,297 INFO L85 PathProgramCache]: Analyzing trace with hash -1511639432, now seen corresponding path program 1 times [2021-10-28 08:46:55,298 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:46:55,298 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118838414] [2021-10-28 08:46:55,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:55,299 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:46:55,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:55,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:46:55,414 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:46:55,415 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118838414] [2021-10-28 08:46:55,415 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118838414] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:46:55,415 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:46:55,416 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 08:46:55,416 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848342420] [2021-10-28 08:46:55,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:46:55,429 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:46:55,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:46:55,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:46:55,430 INFO L87 Difference]: Start difference. First operand 51 states and 72 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:55,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:55,487 INFO L93 Difference]: Finished difference Result 117 states and 168 transitions. [2021-10-28 08:46:55,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:46:55,487 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-28 08:46:55,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:55,489 INFO L225 Difference]: With dead ends: 117 [2021-10-28 08:46:55,489 INFO L226 Difference]: Without dead ends: 72 [2021-10-28 08:46:55,492 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:46:55,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2021-10-28 08:46:55,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 70. [2021-10-28 08:46:55,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 69 states have (on average 1.4202898550724639) internal successors, (98), 69 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:55,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 98 transitions. [2021-10-28 08:46:55,506 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 98 transitions. Word has length 24 [2021-10-28 08:46:55,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:55,507 INFO L470 AbstractCegarLoop]: Abstraction has 70 states and 98 transitions. [2021-10-28 08:46:55,508 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 2 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:55,508 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 98 transitions. [2021-10-28 08:46:55,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-28 08:46:55,510 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:46:55,510 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:55,510 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 08:46:55,510 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:46:55,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:46:55,512 INFO L85 PathProgramCache]: Analyzing trace with hash 406595852, now seen corresponding path program 1 times [2021-10-28 08:46:55,512 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:46:55,513 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067773295] [2021-10-28 08:46:55,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:55,515 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:46:55,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:55,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:46:55,628 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:46:55,628 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067773295] [2021-10-28 08:46:55,628 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067773295] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:46:55,628 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:46:55,629 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 08:46:55,629 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324046732] [2021-10-28 08:46:55,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:46:55,630 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:46:55,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:46:55,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:46:55,631 INFO L87 Difference]: Start difference. First operand 70 states and 98 transitions. Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:55,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:55,744 INFO L93 Difference]: Finished difference Result 335 states and 484 transitions. [2021-10-28 08:46:55,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 08:46:55,745 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 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 30 [2021-10-28 08:46:55,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:55,748 INFO L225 Difference]: With dead ends: 335 [2021-10-28 08:46:55,749 INFO L226 Difference]: Without dead ends: 271 [2021-10-28 08:46:55,750 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 08:46:55,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2021-10-28 08:46:55,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 128. [2021-10-28 08:46:55,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 127 states have (on average 1.4094488188976377) internal successors, (179), 127 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:55,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 179 transitions. [2021-10-28 08:46:55,789 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 179 transitions. Word has length 30 [2021-10-28 08:46:55,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:55,789 INFO L470 AbstractCegarLoop]: Abstraction has 128 states and 179 transitions. [2021-10-28 08:46:55,790 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:55,791 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 179 transitions. [2021-10-28 08:46:55,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-28 08:46:55,797 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:46:55,797 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:55,798 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 08:46:55,798 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:46:55,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:46:55,799 INFO L85 PathProgramCache]: Analyzing trace with hash 1078364354, now seen corresponding path program 1 times [2021-10-28 08:46:55,799 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:46:55,800 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195813406] [2021-10-28 08:46:55,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:55,800 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:46:55,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:55,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:46:55,905 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:46:55,905 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195813406] [2021-10-28 08:46:55,905 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195813406] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:46:55,906 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:46:55,906 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 08:46:55,907 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254735903] [2021-10-28 08:46:55,908 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:46:55,911 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:46:55,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:46:55,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:46:55,913 INFO L87 Difference]: Start difference. First operand 128 states and 179 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) [2021-10-28 08:46:56,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:56,061 INFO L93 Difference]: Finished difference Result 366 states and 516 transitions. [2021-10-28 08:46:56,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 08:46:56,062 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 [2021-10-28 08:46:56,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:56,071 INFO L225 Difference]: With dead ends: 366 [2021-10-28 08:46:56,072 INFO L226 Difference]: Without dead ends: 364 [2021-10-28 08:46:56,073 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 08:46:56,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2021-10-28 08:46:56,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 128. [2021-10-28 08:46:56,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 127 states have (on average 1.4015748031496063) internal successors, (178), 127 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:56,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 178 transitions. [2021-10-28 08:46:56,100 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 178 transitions. Word has length 31 [2021-10-28 08:46:56,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:56,101 INFO L470 AbstractCegarLoop]: Abstraction has 128 states and 178 transitions. [2021-10-28 08:46:56,101 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) [2021-10-28 08:46:56,101 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 178 transitions. [2021-10-28 08:46:56,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 08:46:56,107 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:46:56,107 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:56,107 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 08:46:56,108 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:46:56,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:46:56,108 INFO L85 PathProgramCache]: Analyzing trace with hash 123869668, now seen corresponding path program 1 times [2021-10-28 08:46:56,109 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:46:56,115 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407173366] [2021-10-28 08:46:56,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:56,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:46:56,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:56,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:46:56,208 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:46:56,208 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407173366] [2021-10-28 08:46:56,209 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407173366] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:46:56,209 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:46:56,210 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 08:46:56,210 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091122468] [2021-10-28 08:46:56,210 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 08:46:56,211 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:46:56,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 08:46:56,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 08:46:56,212 INFO L87 Difference]: Start difference. First operand 128 states and 178 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:56,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:56,277 INFO L93 Difference]: Finished difference Result 336 states and 464 transitions. [2021-10-28 08:46:56,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 08:46:56,278 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-28 08:46:56,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:56,281 INFO L225 Difference]: With dead ends: 336 [2021-10-28 08:46:56,282 INFO L226 Difference]: Without dead ends: 214 [2021-10-28 08:46:56,286 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 08:46:56,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2021-10-28 08:46:56,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 140. [2021-10-28 08:46:56,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 139 states have (on average 1.3669064748201438) internal successors, (190), 139 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:56,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 190 transitions. [2021-10-28 08:46:56,313 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 190 transitions. Word has length 34 [2021-10-28 08:46:56,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:56,314 INFO L470 AbstractCegarLoop]: Abstraction has 140 states and 190 transitions. [2021-10-28 08:46:56,314 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:56,314 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 190 transitions. [2021-10-28 08:46:56,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 08:46:56,315 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:46:56,315 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:56,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 08:46:56,316 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:46:56,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:46:56,317 INFO L85 PathProgramCache]: Analyzing trace with hash -462936346, now seen corresponding path program 1 times [2021-10-28 08:46:56,317 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:46:56,317 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928105288] [2021-10-28 08:46:56,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:56,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:46:56,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:56,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:46:56,404 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:46:56,404 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928105288] [2021-10-28 08:46:56,404 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1928105288] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:46:56,405 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:46:56,405 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 08:46:56,405 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224257225] [2021-10-28 08:46:56,405 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 08:46:56,406 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:46:56,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 08:46:56,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 08:46:56,407 INFO L87 Difference]: Start difference. First operand 140 states and 190 transitions. Second operand has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:56,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:56,501 INFO L93 Difference]: Finished difference Result 370 states and 498 transitions. [2021-10-28 08:46:56,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 08:46:56,502 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-28 08:46:56,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:56,504 INFO L225 Difference]: With dead ends: 370 [2021-10-28 08:46:56,504 INFO L226 Difference]: Without dead ends: 236 [2021-10-28 08:46:56,505 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-10-28 08:46:56,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2021-10-28 08:46:56,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 148. [2021-10-28 08:46:56,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 147 states have (on average 1.346938775510204) internal successors, (198), 147 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:56,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 198 transitions. [2021-10-28 08:46:56,522 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 198 transitions. Word has length 34 [2021-10-28 08:46:56,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:56,522 INFO L470 AbstractCegarLoop]: Abstraction has 148 states and 198 transitions. [2021-10-28 08:46:56,522 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:56,523 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 198 transitions. [2021-10-28 08:46:56,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 08:46:56,523 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:46:56,524 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:56,524 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 08:46:56,524 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:46:56,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:46:56,525 INFO L85 PathProgramCache]: Analyzing trace with hash -1742800024, now seen corresponding path program 1 times [2021-10-28 08:46:56,525 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:46:56,525 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676835468] [2021-10-28 08:46:56,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:56,525 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:46:56,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:56,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:46:56,590 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:46:56,590 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676835468] [2021-10-28 08:46:56,590 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676835468] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:46:56,590 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:46:56,591 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 08:46:56,591 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826904757] [2021-10-28 08:46:56,591 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 08:46:56,591 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:46:56,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 08:46:56,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:46:56,598 INFO L87 Difference]: Start difference. First operand 148 states and 198 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:56,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:56,640 INFO L93 Difference]: Finished difference Result 392 states and 530 transitions. [2021-10-28 08:46:56,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 08:46:56,641 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-28 08:46:56,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:56,643 INFO L225 Difference]: With dead ends: 392 [2021-10-28 08:46:56,644 INFO L226 Difference]: Without dead ends: 250 [2021-10-28 08:46:56,644 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 08:46:56,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2021-10-28 08:46:56,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 248. [2021-10-28 08:46:56,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 247 states have (on average 1.3319838056680162) internal successors, (329), 247 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:56,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 329 transitions. [2021-10-28 08:46:56,679 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 329 transitions. Word has length 34 [2021-10-28 08:46:56,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:56,680 INFO L470 AbstractCegarLoop]: Abstraction has 248 states and 329 transitions. [2021-10-28 08:46:56,680 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:56,680 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 329 transitions. [2021-10-28 08:46:56,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-28 08:46:56,682 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:46:56,682 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:56,682 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 08:46:56,683 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:46:56,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:46:56,683 INFO L85 PathProgramCache]: Analyzing trace with hash -226364314, now seen corresponding path program 1 times [2021-10-28 08:46:56,683 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:46:56,685 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501838837] [2021-10-28 08:46:56,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:56,686 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:46:56,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:56,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:46:56,802 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:46:56,802 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501838837] [2021-10-28 08:46:56,803 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501838837] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:46:56,803 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:46:56,803 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-28 08:46:56,803 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53040118] [2021-10-28 08:46:56,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 08:46:56,805 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:46:56,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 08:46:56,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-10-28 08:46:56,806 INFO L87 Difference]: Start difference. First operand 248 states and 329 transitions. Second operand has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:57,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:57,440 INFO L93 Difference]: Finished difference Result 1084 states and 1406 transitions. [2021-10-28 08:46:57,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-28 08:46:57,441 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 0 states have call successors, (0), 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 35 [2021-10-28 08:46:57,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:57,447 INFO L225 Difference]: With dead ends: 1084 [2021-10-28 08:46:57,447 INFO L226 Difference]: Without dead ends: 842 [2021-10-28 08:46:57,448 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=174, Invalid=378, Unknown=0, NotChecked=0, Total=552 [2021-10-28 08:46:57,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 842 states. [2021-10-28 08:46:57,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 842 to 248. [2021-10-28 08:46:57,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 247 states have (on average 1.3076923076923077) internal successors, (323), 247 states have internal predecessors, (323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:57,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 323 transitions. [2021-10-28 08:46:57,483 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 323 transitions. Word has length 35 [2021-10-28 08:46:57,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:57,483 INFO L470 AbstractCegarLoop]: Abstraction has 248 states and 323 transitions. [2021-10-28 08:46:57,484 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:57,484 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 323 transitions. [2021-10-28 08:46:57,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-28 08:46:57,485 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 08:46:57,486 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:46:57,486 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 08:46:57,486 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 08:46:57,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:46:57,487 INFO L85 PathProgramCache]: Analyzing trace with hash -1790569150, now seen corresponding path program 1 times [2021-10-28 08:46:57,487 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:46:57,489 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527865001] [2021-10-28 08:46:57,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:46:57,489 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:46:57,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:46:57,585 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-28 08:46:57,586 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 08:46:57,586 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527865001] [2021-10-28 08:46:57,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1527865001] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 08:46:57,586 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 08:46:57,586 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-28 08:46:57,586 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416461399] [2021-10-28 08:46:57,587 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 08:46:57,587 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 08:46:57,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 08:46:57,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-10-28 08:46:57,589 INFO L87 Difference]: Start difference. First operand 248 states and 323 transitions. Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:57,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 08:46:57,983 INFO L93 Difference]: Finished difference Result 760 states and 979 transitions. [2021-10-28 08:46:57,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-28 08:46:57,984 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-10-28 08:46:57,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 08:46:57,984 INFO L225 Difference]: With dead ends: 760 [2021-10-28 08:46:57,984 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 08:46:57,986 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2021-10-28 08:46:57,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 08:46:57,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 08:46:57,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:57,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 08:46:57,987 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2021-10-28 08:46:57,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 08:46:57,987 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 08:46:57,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:46:57,987 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 08:46:57,988 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 08:46:57,990 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 08:46:57,991 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 08:46:57,991 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 08:46:57,991 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 08:46:57,993 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 08:46:57,997 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,000 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,001 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,001 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,011 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,012 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,012 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,015 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,035 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,035 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,036 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,037 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,270 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,271 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,297 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,386 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,387 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,387 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,389 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,578 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,825 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,825 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,855 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,856 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,868 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,868 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,869 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,954 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,955 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,964 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,964 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,970 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:58,971 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:59,200 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:59,201 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:59,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:59,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:59,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:59,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:59,206 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:59,290 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:46:59,387 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 08:47:01,978 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 155) no Hoare annotation was computed. [2021-10-28 08:47:01,979 INFO L857 garLoopResultBuilder]: For program point L796(lines 796 813) no Hoare annotation was computed. [2021-10-28 08:47:01,979 INFO L857 garLoopResultBuilder]: For program point L796-1(lines 796 813) no Hoare annotation was computed. [2021-10-28 08:47:01,979 INFO L857 garLoopResultBuilder]: For program point L730(lines 730 741) no Hoare annotation was computed. [2021-10-28 08:47:01,979 INFO L857 garLoopResultBuilder]: For program point L796-2(lines 796 813) no Hoare annotation was computed. [2021-10-28 08:47:01,979 INFO L857 garLoopResultBuilder]: For program point L796-3(lines 796 813) no Hoare annotation was computed. [2021-10-28 08:47:01,980 INFO L857 garLoopResultBuilder]: For program point L796-4(lines 796 813) no Hoare annotation was computed. [2021-10-28 08:47:01,980 INFO L857 garLoopResultBuilder]: For program point L796-5(lines 796 813) no Hoare annotation was computed. [2021-10-28 08:47:01,980 INFO L857 garLoopResultBuilder]: For program point L169(lines 169 182) no Hoare annotation was computed. [2021-10-28 08:47:01,980 INFO L853 garLoopResultBuilder]: At program point L169-1(lines 1 950) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_main_~tmp~1 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0) .cse3 .cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (and .cse0 .cse5 .cse6 (not .cse1) .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse2 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) .cse3))) [2021-10-28 08:47:01,980 INFO L857 garLoopResultBuilder]: For program point L169-2(lines 169 182) no Hoare annotation was computed. [2021-10-28 08:47:01,980 INFO L853 garLoopResultBuilder]: At program point L169-3(lines 1 950) the Hoare annotation is: false [2021-10-28 08:47:01,981 INFO L857 garLoopResultBuilder]: For program point L169-4(lines 169 182) no Hoare annotation was computed. [2021-10-28 08:47:01,981 INFO L853 garLoopResultBuilder]: At program point L169-5(lines 1 950) the Hoare annotation is: false [2021-10-28 08:47:01,981 INFO L853 garLoopResultBuilder]: At program point L764(lines 763 782) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 08:47:01,981 INFO L857 garLoopResultBuilder]: For program point L764-1(lines 764 770) no Hoare annotation was computed. [2021-10-28 08:47:01,981 INFO L853 garLoopResultBuilder]: At program point L764-2(lines 763 782) the Hoare annotation is: false [2021-10-28 08:47:01,981 INFO L853 garLoopResultBuilder]: At program point L764-3(lines 763 782) the Hoare annotation is: false [2021-10-28 08:47:01,982 INFO L857 garLoopResultBuilder]: For program point L203(lines 203 207) no Hoare annotation was computed. [2021-10-28 08:47:01,982 INFO L857 garLoopResultBuilder]: For program point L203-1(lines 764 770) no Hoare annotation was computed. [2021-10-28 08:47:01,982 INFO L857 garLoopResultBuilder]: For program point L800(lines 800 808) no Hoare annotation was computed. [2021-10-28 08:47:01,983 INFO L857 garLoopResultBuilder]: For program point L800-1(lines 800 808) no Hoare annotation was computed. [2021-10-28 08:47:01,984 INFO L857 garLoopResultBuilder]: For program point L800-2(lines 800 808) no Hoare annotation was computed. [2021-10-28 08:47:01,984 INFO L857 garLoopResultBuilder]: For program point L701(lines 700 745) no Hoare annotation was computed. [2021-10-28 08:47:01,984 INFO L857 garLoopResultBuilder]: For program point L800-3(lines 800 808) no Hoare annotation was computed. [2021-10-28 08:47:01,984 INFO L857 garLoopResultBuilder]: For program point L800-4(lines 800 808) no Hoare annotation was computed. [2021-10-28 08:47:01,986 INFO L857 garLoopResultBuilder]: For program point L800-5(lines 800 808) no Hoare annotation was computed. [2021-10-28 08:47:01,986 INFO L857 garLoopResultBuilder]: For program point L173(lines 173 179) no Hoare annotation was computed. [2021-10-28 08:47:01,986 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 146) no Hoare annotation was computed. [2021-10-28 08:47:01,987 INFO L857 garLoopResultBuilder]: For program point L140-1(lines 140 146) no Hoare annotation was computed. [2021-10-28 08:47:01,987 INFO L857 garLoopResultBuilder]: For program point L173-2(lines 173 179) no Hoare annotation was computed. [2021-10-28 08:47:01,989 INFO L857 garLoopResultBuilder]: For program point L140-2(lines 140 146) no Hoare annotation was computed. [2021-10-28 08:47:01,990 INFO L857 garLoopResultBuilder]: For program point L140-3(lines 140 146) no Hoare annotation was computed. [2021-10-28 08:47:01,990 INFO L857 garLoopResultBuilder]: For program point L173-4(lines 173 179) no Hoare annotation was computed. [2021-10-28 08:47:01,990 INFO L857 garLoopResultBuilder]: For program point L140-4(lines 140 146) no Hoare annotation was computed. [2021-10-28 08:47:01,991 INFO L857 garLoopResultBuilder]: For program point L140-5(lines 140 146) no Hoare annotation was computed. [2021-10-28 08:47:01,992 INFO L857 garLoopResultBuilder]: For program point L702(lines 702 706) no Hoare annotation was computed. [2021-10-28 08:47:01,992 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 79) no Hoare annotation was computed. [2021-10-28 08:47:01,992 INFO L857 garLoopResultBuilder]: For program point L736(lines 736 740) no Hoare annotation was computed. [2021-10-28 08:47:01,992 INFO L857 garLoopResultBuilder]: For program point L736-2(lines 764 770) no Hoare annotation was computed. [2021-10-28 08:47:01,992 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 155) no Hoare annotation was computed. [2021-10-28 08:47:01,993 INFO L857 garLoopResultBuilder]: For program point L275(lines 275 282) no Hoare annotation was computed. [2021-10-28 08:47:01,993 INFO L860 garLoopResultBuilder]: At program point L275-1(lines 275 282) the Hoare annotation is: true [2021-10-28 08:47:01,994 INFO L853 garLoopResultBuilder]: At program point L771(lines 771 777) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0))) (or (and .cse0 (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) .cse1) (and .cse0 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse1 (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)))) [2021-10-28 08:47:01,994 INFO L853 garLoopResultBuilder]: At program point L771-1(lines 771 777) the Hoare annotation is: false [2021-10-28 08:47:01,994 INFO L853 garLoopResultBuilder]: At program point L771-2(lines 771 777) the Hoare annotation is: false [2021-10-28 08:47:01,994 INFO L853 garLoopResultBuilder]: At program point L145(lines 136 149) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 08:47:01,994 INFO L853 garLoopResultBuilder]: At program point L145-1(lines 136 149) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 08:47:01,995 INFO L853 garLoopResultBuilder]: At program point L145-2(lines 136 149) the Hoare annotation is: false [2021-10-28 08:47:01,995 INFO L853 garLoopResultBuilder]: At program point L145-3(lines 136 149) the Hoare annotation is: false [2021-10-28 08:47:01,995 INFO L853 garLoopResultBuilder]: At program point L145-4(lines 136 149) the Hoare annotation is: false [2021-10-28 08:47:01,995 INFO L853 garLoopResultBuilder]: At program point L145-5(lines 136 149) the Hoare annotation is: false [2021-10-28 08:47:01,995 INFO L853 garLoopResultBuilder]: At program point L311(lines 1 950) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0)) [2021-10-28 08:47:01,995 INFO L857 garLoopResultBuilder]: For program point L941(lines 941 945) no Hoare annotation was computed. [2021-10-28 08:47:01,996 INFO L857 garLoopResultBuilder]: For program point L941-2(lines 941 945) no Hoare annotation was computed. [2021-10-28 08:47:01,996 INFO L857 garLoopResultBuilder]: For program point L941-3(lines 941 945) no Hoare annotation was computed. [2021-10-28 08:47:01,996 INFO L857 garLoopResultBuilder]: For program point L941-5(lines 941 945) no Hoare annotation was computed. [2021-10-28 08:47:01,996 INFO L857 garLoopResultBuilder]: For program point L941-6(lines 941 945) no Hoare annotation was computed. [2021-10-28 08:47:01,996 INFO L857 garLoopResultBuilder]: For program point L710(lines 710 716) no Hoare annotation was computed. [2021-10-28 08:47:01,996 INFO L853 garLoopResultBuilder]: At program point L710-1(lines 710 716) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_main_~tmp~1 1)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 (= ULTIMATE.start___utac_acc__Specification1_spec__1_~tmp~0 0) .cse3 .cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (and .cse0 .cse5 .cse6 (not .cse1) .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse2 (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) .cse3))) [2021-10-28 08:47:01,998 INFO L857 garLoopResultBuilder]: For program point L941-8(lines 941 945) no Hoare annotation was computed. [2021-10-28 08:47:01,998 INFO L857 garLoopResultBuilder]: For program point L941-9(lines 941 945) no Hoare annotation was computed. [2021-10-28 08:47:01,998 INFO L857 garLoopResultBuilder]: For program point L941-11(lines 941 945) no Hoare annotation was computed. [2021-10-28 08:47:01,998 INFO L857 garLoopResultBuilder]: For program point L941-12(lines 941 945) no Hoare annotation was computed. [2021-10-28 08:47:01,998 INFO L857 garLoopResultBuilder]: For program point L941-14(lines 941 945) no Hoare annotation was computed. [2021-10-28 08:47:01,998 INFO L857 garLoopResultBuilder]: For program point L941-15(lines 941 945) no Hoare annotation was computed. [2021-10-28 08:47:01,999 INFO L857 garLoopResultBuilder]: For program point L941-17(lines 941 945) no Hoare annotation was computed. [2021-10-28 08:47:01,999 INFO L853 garLoopResultBuilder]: At program point L248(lines 244 250) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 08:47:01,999 INFO L853 garLoopResultBuilder]: At program point L746(lines 699 747) the Hoare annotation is: false [2021-10-28 08:47:01,999 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 08:47:01,999 INFO L860 garLoopResultBuilder]: At program point L284(lines 265 287) the Hoare annotation is: true [2021-10-28 08:47:02,000 INFO L857 garLoopResultBuilder]: For program point L87(lines 87 91) no Hoare annotation was computed. [2021-10-28 08:47:02,000 INFO L853 garLoopResultBuilder]: At program point L319(lines 314 322) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 08:47:02,000 INFO L853 garLoopResultBuilder]: At program point L947(lines 932 950) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 08:47:02,000 INFO L853 garLoopResultBuilder]: At program point L947-1(lines 932 950) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 08:47:02,001 INFO L853 garLoopResultBuilder]: At program point L947-2(lines 932 950) the Hoare annotation is: false [2021-10-28 08:47:02,001 INFO L853 garLoopResultBuilder]: At program point L947-3(lines 932 950) the Hoare annotation is: false [2021-10-28 08:47:02,001 INFO L853 garLoopResultBuilder]: At program point L947-4(lines 932 950) the Hoare annotation is: false [2021-10-28 08:47:02,001 INFO L853 garLoopResultBuilder]: At program point L947-5(lines 932 950) the Hoare annotation is: false [2021-10-28 08:47:02,001 INFO L857 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2021-10-28 08:47:02,001 INFO L857 garLoopResultBuilder]: For program point L155-1(line 155) no Hoare annotation was computed. [2021-10-28 08:47:02,002 INFO L857 garLoopResultBuilder]: For program point L155-2(line 155) no Hoare annotation was computed. [2021-10-28 08:47:02,002 INFO L853 garLoopResultBuilder]: At program point L883(lines 876 886) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_main_~tmp~1 1)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (not .cse1) .cse2 (not .cse3) .cse4 .cse5) (and .cse0 .cse1 .cse3 .cse2 .cse4 .cse5))) [2021-10-28 08:47:02,002 INFO L853 garLoopResultBuilder]: At program point L883-1(lines 876 886) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 08:47:02,002 INFO L853 garLoopResultBuilder]: At program point L883-2(lines 876 886) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (not .cse2) .cse3 (not .cse4) .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse4 .cse3 .cse5 .cse6))) [2021-10-28 08:47:02,002 INFO L853 garLoopResultBuilder]: At program point L883-3(lines 876 886) the Hoare annotation is: false [2021-10-28 08:47:02,005 INFO L853 garLoopResultBuilder]: At program point L883-4(lines 876 886) the Hoare annotation is: false [2021-10-28 08:47:02,005 INFO L853 garLoopResultBuilder]: At program point L883-5(lines 876 886) the Hoare annotation is: false [2021-10-28 08:47:02,005 INFO L853 garLoopResultBuilder]: At program point L883-6(lines 876 886) the Hoare annotation is: false [2021-10-28 08:47:02,005 INFO L853 garLoopResultBuilder]: At program point L883-7(lines 876 886) the Hoare annotation is: false [2021-10-28 08:47:02,006 INFO L853 garLoopResultBuilder]: At program point L883-8(lines 876 886) the Hoare annotation is: false [2021-10-28 08:47:02,006 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 08:47:02,007 INFO L857 garLoopResultBuilder]: For program point L720(lines 720 726) no Hoare annotation was computed. [2021-10-28 08:47:02,007 INFO L853 garLoopResultBuilder]: At program point L720-1(lines 720 726) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 08:47:02,007 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 08:47:02,007 INFO L857 garLoopResultBuilder]: For program point L822(lines 822 839) no Hoare annotation was computed. [2021-10-28 08:47:02,007 INFO L857 garLoopResultBuilder]: For program point L822-1(lines 822 839) no Hoare annotation was computed. [2021-10-28 08:47:02,007 INFO L857 garLoopResultBuilder]: For program point L822-2(lines 822 839) no Hoare annotation was computed. [2021-10-28 08:47:02,008 INFO L857 garLoopResultBuilder]: For program point L63(lines 63 67) no Hoare annotation was computed. [2021-10-28 08:47:02,008 INFO L857 garLoopResultBuilder]: For program point L63-3(lines 63 67) no Hoare annotation was computed. [2021-10-28 08:47:02,008 INFO L857 garLoopResultBuilder]: For program point L63-6(lines 63 67) no Hoare annotation was computed. [2021-10-28 08:47:02,008 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 08:47:02,008 INFO L857 garLoopResultBuilder]: For program point L858(lines 858 864) no Hoare annotation was computed. [2021-10-28 08:47:02,008 INFO L857 garLoopResultBuilder]: For program point L858-2(lines 858 864) no Hoare annotation was computed. [2021-10-28 08:47:02,009 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 155) no Hoare annotation was computed. [2021-10-28 08:47:02,009 INFO L857 garLoopResultBuilder]: For program point L858-4(lines 858 864) no Hoare annotation was computed. [2021-10-28 08:47:02,009 INFO L857 garLoopResultBuilder]: For program point L858-6(lines 858 864) no Hoare annotation was computed. [2021-10-28 08:47:02,009 INFO L857 garLoopResultBuilder]: For program point L858-8(lines 858 864) no Hoare annotation was computed. [2021-10-28 08:47:02,009 INFO L857 garLoopResultBuilder]: For program point L858-10(lines 858 864) no Hoare annotation was computed. [2021-10-28 08:47:02,009 INFO L853 garLoopResultBuilder]: At program point L892(lines 887 895) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (= 1 ~systemActive~0) (not (= ~methaneLevelCritical~0 0))) [2021-10-28 08:47:02,010 INFO L853 garLoopResultBuilder]: At program point L892-1(lines 887 895) the Hoare annotation is: false [2021-10-28 08:47:02,016 INFO L857 garLoopResultBuilder]: For program point L826(lines 826 834) no Hoare annotation was computed. [2021-10-28 08:47:02,017 INFO L853 garLoopResultBuilder]: At program point L892-2(lines 887 895) the Hoare annotation is: false [2021-10-28 08:47:02,017 INFO L857 garLoopResultBuilder]: For program point L826-1(lines 826 834) no Hoare annotation was computed. [2021-10-28 08:47:02,017 INFO L857 garLoopResultBuilder]: For program point L826-2(lines 826 834) no Hoare annotation was computed. [2021-10-28 08:47:02,017 INFO L853 garLoopResultBuilder]: At program point L199-2(lines 199 213) the Hoare annotation is: false [2021-10-28 08:47:02,017 INFO L853 garLoopResultBuilder]: At program point L100(lines 95 103) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse4 (= ULTIMATE.start_main_~tmp~1 1)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 (not .cse1) .cse3 (not .cse2) .cse4 .cse5))) [2021-10-28 08:47:02,018 INFO L853 garLoopResultBuilder]: At program point L100-1(lines 95 103) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~1 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-28 08:47:02,018 INFO L853 garLoopResultBuilder]: At program point L100-2(lines 95 103) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 (not .cse2) .cse3 (not .cse4) .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse4 .cse3 .cse5 .cse6))) [2021-10-28 08:47:02,018 INFO L853 garLoopResultBuilder]: At program point L100-3(lines 95 103) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 (= ULTIMATE.start_main_~tmp~1 1) .cse4) (and .cse0 (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~1 ~systemActive~0) (not .cse1) .cse3 (not .cse2) .cse4))) [2021-10-28 08:47:02,018 INFO L853 garLoopResultBuilder]: At program point L100-4(lines 95 103) the Hoare annotation is: false [2021-10-28 08:47:02,019 INFO L853 garLoopResultBuilder]: At program point L100-5(lines 95 103) the Hoare annotation is: false [2021-10-28 08:47:02,019 INFO L853 garLoopResultBuilder]: At program point L100-6(lines 95 103) the Hoare annotation is: false [2021-10-28 08:47:02,019 INFO L853 garLoopResultBuilder]: At program point L100-7(lines 95 103) the Hoare annotation is: false [2021-10-28 08:47:02,019 INFO L853 garLoopResultBuilder]: At program point L100-8(lines 95 103) the Hoare annotation is: false [2021-10-28 08:47:02,019 INFO L853 garLoopResultBuilder]: At program point L100-9(lines 95 103) the Hoare annotation is: false [2021-10-28 08:47:02,019 INFO L853 garLoopResultBuilder]: At program point L100-10(lines 95 103) the Hoare annotation is: false [2021-10-28 08:47:02,020 INFO L853 garLoopResultBuilder]: At program point L100-11(lines 95 103) the Hoare annotation is: false [2021-10-28 08:47:02,020 INFO L857 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2021-10-28 08:47:02,024 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 08:47:02,026 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 08:47:02,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 08:47:02 BoogieIcfgContainer [2021-10-28 08:47:02,076 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 08:47:02,076 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 08:47:02,077 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 08:47:02,077 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 08:47:02,077 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:46:54" (3/4) ... [2021-10-28 08:47:02,081 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 08:47:02,113 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 08:47:02,114 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 08:47:02,116 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 08:47:02,117 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 08:47:02,119 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 08:47:02,120 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 08:47:02,121 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 08:47:02,149 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1 [2021-10-28 08:47:02,149 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-28 08:47:02,150 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && !(\result == 0)) && 1 == systemActive) && tmp == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && methaneLevelCritical == 0) && tmp == systemActive) && 1 == systemActive) [2021-10-28 08:47:02,151 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && !(\result == 0)) && 1 == systemActive) && tmp == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && methaneLevelCritical == 0) && tmp == systemActive) && 1 == systemActive) [2021-10-28 08:47:02,152 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-28 08:47:02,153 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-28 08:47:02,154 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 == systemActive) || (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) [2021-10-28 08:47:02,156 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == systemActive) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && \result == 1) [2021-10-28 08:47:02,156 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) [2021-10-28 08:47:02,157 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && !(\result == 0)) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) [2021-10-28 08:47:02,158 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-28 08:47:02,161 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && \result == 0) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0) [2021-10-28 08:47:02,165 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-28 08:47:02,168 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-28 08:47:02,168 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) [2021-10-28 08:47:02,169 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-28 08:47:02,169 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) [2021-10-28 08:47:02,170 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-28 08:47:02,170 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1 [2021-10-28 08:47:02,245 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d7b3e6-ccfb-489a-9f46-e4a3a2445ef1/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 08:47:02,245 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 08:47:02,247 INFO L168 Benchmark]: Toolchain (without parser) took 10037.01 ms. Allocated memory was 140.5 MB in the beginning and 209.7 MB in the end (delta: 69.2 MB). Free memory was 107.2 MB in the beginning and 168.9 MB in the end (delta: -61.7 MB). Peak memory consumption was 6.9 MB. Max. memory is 16.1 GB. [2021-10-28 08:47:02,247 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 92.3 MB. Free memory is still 46.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:47:02,248 INFO L168 Benchmark]: CACSL2BoogieTranslator took 579.64 ms. Allocated memory is still 140.5 MB. Free memory was 107.2 MB in the beginning and 108.2 MB in the end (delta: -910.6 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 08:47:02,249 INFO L168 Benchmark]: Boogie Procedure Inliner took 112.72 ms. Allocated memory is still 140.5 MB. Free memory was 108.2 MB in the beginning and 104.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 08:47:02,249 INFO L168 Benchmark]: Boogie Preprocessor took 90.03 ms. Allocated memory is still 140.5 MB. Free memory was 104.0 MB in the beginning and 101.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 08:47:02,250 INFO L168 Benchmark]: RCFGBuilder took 1108.18 ms. Allocated memory is still 140.5 MB. Free memory was 101.3 MB in the beginning and 100.8 MB in the end (delta: 513.4 kB). Peak memory consumption was 39.7 MB. Max. memory is 16.1 GB. [2021-10-28 08:47:02,250 INFO L168 Benchmark]: TraceAbstraction took 7967.91 ms. Allocated memory was 140.5 MB in the beginning and 209.7 MB in the end (delta: 69.2 MB). Free memory was 100.8 MB in the beginning and 180.5 MB in the end (delta: -79.7 MB). Peak memory consumption was 89.9 MB. Max. memory is 16.1 GB. [2021-10-28 08:47:02,251 INFO L168 Benchmark]: Witness Printer took 168.99 ms. Allocated memory is still 209.7 MB. Free memory was 180.5 MB in the beginning and 168.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 08:47:02,253 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 92.3 MB. Free memory is still 46.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 579.64 ms. Allocated memory is still 140.5 MB. Free memory was 107.2 MB in the beginning and 108.2 MB in the end (delta: -910.6 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 112.72 ms. Allocated memory is still 140.5 MB. Free memory was 108.2 MB in the beginning and 104.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 90.03 ms. Allocated memory is still 140.5 MB. Free memory was 104.0 MB in the beginning and 101.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1108.18 ms. Allocated memory is still 140.5 MB. Free memory was 101.3 MB in the beginning and 100.8 MB in the end (delta: 513.4 kB). Peak memory consumption was 39.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7967.91 ms. Allocated memory was 140.5 MB in the beginning and 209.7 MB in the end (delta: 69.2 MB). Free memory was 100.8 MB in the beginning and 180.5 MB in the end (delta: -79.7 MB). Peak memory consumption was 89.9 MB. Max. memory is 16.1 GB. * Witness Printer took 168.99 ms. Allocated memory is still 209.7 MB. Free memory was 180.5 MB in the beginning and 168.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 155]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 155]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 155]: 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, 129 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 7.8s, OverallIterations: 11, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.9s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1289 SDtfs, 2159 SDslu, 2266 SDs, 0 SdLazy, 383 SolverSat, 77 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 121 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=248occurred in iteration=9, InterpolantAutomatonStates: 80, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 1139 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 54 PreInvPairs, 241 NumberOfFragments, 643 HoareAnnotationTreeSize, 54 FomulaSimplifications, 1505711 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 54 FomulaSimplificationsInter, 136238 FormulaSimplificationTreeSizeReductionInter, 2.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 331 NumberOfCodeBlocks, 331 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 320 ConstructedInterpolants, 0 QuantifiedInterpolants, 643 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 14/14 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 932]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 887]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 932]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 771]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && 1 == systemActive) || (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) - InvariantResult [Line: 932]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && !(\result == 0)) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) || ((((((splverifierCounter == 0 && pumpRunning == 0) && tmp == systemActive) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && \result == 1) - InvariantResult [Line: 887]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 932]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive - InvariantResult [Line: 887]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && tmp == systemActive) && \result == 0) && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0) - InvariantResult [Line: 932]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && !(\result == 0)) && 1 == systemActive) && tmp == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && methaneLevelCritical == 0) && tmp == systemActive) && 1 == systemActive) - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && !(\result == 0)) && 1 == systemActive) && !(methaneLevelCritical == 0)) && tmp == 1) && \result == 1) - InvariantResult [Line: 771]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 95]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 771]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 932]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 244]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && \result == 0) && methaneLevelCritical == 0) && tmp == 0) && 1 == systemActive) && tmp == 1) && \result == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && !(\result == 0)) && 1 == systemActive) && tmp == 1)) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == systemActive) && methaneLevelCritical == 0) && tmp == systemActive) && 1 == systemActive) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && tmp == 1) && \result == 1 - InvariantResult [Line: 314]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == 1 RESULT: Ultimate proved your program to be correct! [2021-10-28 08:47:02,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d7b3e6-ccfb-489a-9f46-e4a3a2445ef1/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...