./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product56.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_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/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_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/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_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/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 fa0eab3945757815cbe114f72b31b9c97b3f41e20a7d5f245c817ae82afdf9aa ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:31:41,759 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:31:41,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:31:41,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:31:41,821 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:31:41,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:31:41,828 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:31:41,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:31:41,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:31:41,841 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:31:41,842 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:31:41,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:31:41,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:31:41,848 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:31:41,850 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:31:41,855 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:31:41,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:31:41,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:31:41,865 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:31:41,874 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:31:41,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:31:41,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:31:41,881 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:31:41,883 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:31:41,892 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:31:41,893 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:31:41,894 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:31:41,896 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:31:41,896 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:31:41,898 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:31:41,899 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:31:41,900 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:31:41,902 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:31:41,904 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:31:41,905 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:31:41,906 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:31:41,907 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:31:41,908 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:31:41,908 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:31:41,909 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:31:41,910 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:31:41,911 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 09:31:41,958 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:31:41,958 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:31:41,959 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:31:41,959 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:31:41,962 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:31:41,963 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:31:41,963 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:31:41,963 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:31:41,964 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:31:41,964 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:31:41,965 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:31:41,966 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:31:41,966 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:31:41,966 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:31:41,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:31:41,967 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:31:41,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:31:41,968 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:31:41,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:31:41,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:31:41,969 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:31:41,969 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:31:41,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:31:41,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:31:41,970 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:31:41,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:31:41,971 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:31:41,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:31:41,971 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:31:41,972 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:31:41,972 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:31:41,972 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:31:41,973 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_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa0eab3945757815cbe114f72b31b9c97b3f41e20a7d5f245c817ae82afdf9aa [2021-10-28 09:31:42,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:31:42,314 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:31:42,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:31:42,319 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:31:42,320 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:31:42,321 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c [2021-10-28 09:31:42,397 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/bin/uautomizer-UnR33cPsHg/data/1ffa0a4d6/0b2e853e1b2f41a596dd287a8e178cc8/FLAGbefeb3df1 [2021-10-28 09:31:42,987 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:31:42,987 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c [2021-10-28 09:31:43,003 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/bin/uautomizer-UnR33cPsHg/data/1ffa0a4d6/0b2e853e1b2f41a596dd287a8e178cc8/FLAGbefeb3df1 [2021-10-28 09:31:43,276 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/bin/uautomizer-UnR33cPsHg/data/1ffa0a4d6/0b2e853e1b2f41a596dd287a8e178cc8 [2021-10-28 09:31:43,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:31:43,289 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:31:43,297 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:31:43,297 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:31:43,301 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:31:43,301 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:31:43" (1/1) ... [2021-10-28 09:31:43,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65c024ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:31:43, skipping insertion in model container [2021-10-28 09:31:43,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:31:43" (1/1) ... [2021-10-28 09:31:43,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:31:43,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:31:43,653 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_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c[11292,11305] [2021-10-28 09:31:43,722 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:31:43,751 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:31:43,831 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_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c[11292,11305] [2021-10-28 09:31:43,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:31:43,885 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:31:43,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:31:43 WrapperNode [2021-10-28 09:31:43,886 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:31:43,887 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:31:43,887 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:31:43,887 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:31:43,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:31:43" (1/1) ... [2021-10-28 09:31:43,940 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:31:43" (1/1) ... [2021-10-28 09:31:44,007 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:31:44,007 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:31:44,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:31:44,008 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:31:44,016 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:31:43" (1/1) ... [2021-10-28 09:31:44,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:31:43" (1/1) ... [2021-10-28 09:31:44,024 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:31:43" (1/1) ... [2021-10-28 09:31:44,024 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:31:43" (1/1) ... [2021-10-28 09:31:44,046 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:31:43" (1/1) ... [2021-10-28 09:31:44,057 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:31:43" (1/1) ... [2021-10-28 09:31:44,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:31:43" (1/1) ... [2021-10-28 09:31:44,068 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:31:44,069 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:31:44,069 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:31:44,070 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:31:44,071 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:31:43" (1/1) ... [2021-10-28 09:31:44,093 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:31:44,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:31:44,136 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:31:44,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:31:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:31:44,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:31:44,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:31:44,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:31:45,298 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:31:45,298 INFO L299 CfgBuilder]: Removed 284 assume(true) statements. [2021-10-28 09:31:45,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:31:45 BoogieIcfgContainer [2021-10-28 09:31:45,301 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:31:45,303 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:31:45,303 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:31:45,307 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:31:45,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:31:43" (1/3) ... [2021-10-28 09:31:45,308 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f980f1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:31:45, skipping insertion in model container [2021-10-28 09:31:45,309 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:31:43" (2/3) ... [2021-10-28 09:31:45,309 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f980f1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:31:45, skipping insertion in model container [2021-10-28 09:31:45,310 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:31:45" (3/3) ... [2021-10-28 09:31:45,311 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product56.cil.c [2021-10-28 09:31:45,320 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:31:45,320 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 09:31:45,377 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 09:31:45,384 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 09:31:45,384 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 09:31:45,406 INFO L276 IsEmpty]: Start isEmpty. Operand has 195 states, 191 states have (on average 1.5602094240837696) internal successors, (298), 194 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:45,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-28 09:31:45,413 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:31:45,414 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:31:45,415 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:31:45,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:31:45,421 INFO L85 PathProgramCache]: Analyzing trace with hash -217592316, now seen corresponding path program 1 times [2021-10-28 09:31:45,431 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:31:45,432 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209947513] [2021-10-28 09:31:45,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:31:45,433 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:31:45,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:31:45,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:31:45,715 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:31:45,715 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209947513] [2021-10-28 09:31:45,716 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209947513] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:31:45,716 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:31:45,717 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:31:45,719 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597753527] [2021-10-28 09:31:45,724 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 09:31:45,724 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:31:45,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 09:31:45,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:31:45,742 INFO L87 Difference]: Start difference. First operand has 195 states, 191 states have (on average 1.5602094240837696) internal successors, (298), 194 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:45,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:31:45,785 INFO L93 Difference]: Finished difference Result 383 states and 588 transitions. [2021-10-28 09:31:45,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:31:45,787 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-28 09:31:45,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:31:45,800 INFO L225 Difference]: With dead ends: 383 [2021-10-28 09:31:45,800 INFO L226 Difference]: Without dead ends: 191 [2021-10-28 09:31:45,804 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:31:45,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2021-10-28 09:31:45,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2021-10-28 09:31:45,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 188 states have (on average 1.5212765957446808) internal successors, (286), 190 states have internal predecessors, (286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:45,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 286 transitions. [2021-10-28 09:31:45,860 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 286 transitions. Word has length 18 [2021-10-28 09:31:45,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:31:45,861 INFO L470 AbstractCegarLoop]: Abstraction has 191 states and 286 transitions. [2021-10-28 09:31:45,861 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:45,862 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 286 transitions. [2021-10-28 09:31:45,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-28 09:31:45,863 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:31:45,864 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:31:45,864 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 09:31:45,864 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:31:45,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:31:45,866 INFO L85 PathProgramCache]: Analyzing trace with hash -436428285, now seen corresponding path program 1 times [2021-10-28 09:31:45,866 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:31:45,866 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896868924] [2021-10-28 09:31:45,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:31:45,867 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:31:46,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:31:46,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:31:46,100 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:31:46,101 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896868924] [2021-10-28 09:31:46,101 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1896868924] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:31:46,101 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:31:46,101 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:31:46,102 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965575594] [2021-10-28 09:31:46,104 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:31:46,105 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:31:46,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:31:46,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:31:46,107 INFO L87 Difference]: Start difference. First operand 191 states and 286 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:46,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:31:46,139 INFO L93 Difference]: Finished difference Result 191 states and 286 transitions. [2021-10-28 09:31:46,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:31:46,147 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-28 09:31:46,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:31:46,148 INFO L225 Difference]: With dead ends: 191 [2021-10-28 09:31:46,148 INFO L226 Difference]: Without dead ends: 75 [2021-10-28 09:31:46,149 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:31:46,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-10-28 09:31:46,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2021-10-28 09:31:46,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 74 states have (on average 1.5) internal successors, (111), 74 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:46,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 111 transitions. [2021-10-28 09:31:46,157 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 111 transitions. Word has length 19 [2021-10-28 09:31:46,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:31:46,158 INFO L470 AbstractCegarLoop]: Abstraction has 75 states and 111 transitions. [2021-10-28 09:31:46,162 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:46,162 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 111 transitions. [2021-10-28 09:31:46,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 09:31:46,165 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:31:46,165 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:31:46,165 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 09:31:46,167 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:31:46,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:31:46,170 INFO L85 PathProgramCache]: Analyzing trace with hash 1212083136, now seen corresponding path program 1 times [2021-10-28 09:31:46,170 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:31:46,171 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543863737] [2021-10-28 09:31:46,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:31:46,174 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:31:46,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:31:46,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:31:46,285 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:31:46,285 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543863737] [2021-10-28 09:31:46,287 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543863737] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:31:46,288 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:31:46,289 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:31:46,289 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348931395] [2021-10-28 09:31:46,290 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:31:46,291 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:31:46,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:31:46,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:31:46,300 INFO L87 Difference]: Start difference. First operand 75 states and 111 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:46,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:31:46,352 INFO L93 Difference]: Finished difference Result 211 states and 319 transitions. [2021-10-28 09:31:46,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:31:46,353 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-28 09:31:46,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:31:46,356 INFO L225 Difference]: With dead ends: 211 [2021-10-28 09:31:46,357 INFO L226 Difference]: Without dead ends: 143 [2021-10-28 09:31:46,358 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:31:46,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2021-10-28 09:31:46,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 139. [2021-10-28 09:31:46,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 138 states have (on average 1.5217391304347827) internal successors, (210), 138 states have internal predecessors, (210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:46,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 210 transitions. [2021-10-28 09:31:46,378 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 210 transitions. Word has length 24 [2021-10-28 09:31:46,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:31:46,378 INFO L470 AbstractCegarLoop]: Abstraction has 139 states and 210 transitions. [2021-10-28 09:31:46,379 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:46,379 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 210 transitions. [2021-10-28 09:31:46,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-28 09:31:46,380 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:31:46,380 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:31:46,381 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 09:31:46,381 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:31:46,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:31:46,382 INFO L85 PathProgramCache]: Analyzing trace with hash 471692742, now seen corresponding path program 1 times [2021-10-28 09:31:46,382 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:31:46,382 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810250362] [2021-10-28 09:31:46,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:31:46,383 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:31:46,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:31:46,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:31:46,456 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:31:46,457 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810250362] [2021-10-28 09:31:46,457 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810250362] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:31:46,458 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:31:46,458 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:31:46,458 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450458752] [2021-10-28 09:31:46,459 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:31:46,459 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:31:46,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:31:46,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:31:46,461 INFO L87 Difference]: Start difference. First operand 139 states and 210 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:46,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:31:46,532 INFO L93 Difference]: Finished difference Result 290 states and 443 transitions. [2021-10-28 09:31:46,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:31:46,533 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-10-28 09:31:46,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:31:46,536 INFO L225 Difference]: With dead ends: 290 [2021-10-28 09:31:46,537 INFO L226 Difference]: Without dead ends: 158 [2021-10-28 09:31:46,540 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:31:46,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2021-10-28 09:31:46,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 156. [2021-10-28 09:31:46,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 155 states have (on average 1.4709677419354839) internal successors, (228), 155 states have internal predecessors, (228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:46,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 228 transitions. [2021-10-28 09:31:46,557 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 228 transitions. Word has length 27 [2021-10-28 09:31:46,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:31:46,557 INFO L470 AbstractCegarLoop]: Abstraction has 156 states and 228 transitions. [2021-10-28 09:31:46,557 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:46,557 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 228 transitions. [2021-10-28 09:31:46,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-28 09:31:46,559 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:31:46,559 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:31:46,559 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 09:31:46,559 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:31:46,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:31:46,560 INFO L85 PathProgramCache]: Analyzing trace with hash -624194039, now seen corresponding path program 1 times [2021-10-28 09:31:46,560 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:31:46,560 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990633038] [2021-10-28 09:31:46,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:31:46,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:31:46,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:31:46,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:31:46,640 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:31:46,641 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990633038] [2021-10-28 09:31:46,641 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990633038] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:31:46,641 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:31:46,641 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:31:46,641 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418191344] [2021-10-28 09:31:46,642 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:31:46,642 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:31:46,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:31:46,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:31:46,645 INFO L87 Difference]: Start difference. First operand 156 states and 228 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:46,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:31:46,765 INFO L93 Difference]: Finished difference Result 772 states and 1137 transitions. [2021-10-28 09:31:46,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 09:31:46,766 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-10-28 09:31:46,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:31:46,771 INFO L225 Difference]: With dead ends: 772 [2021-10-28 09:31:46,771 INFO L226 Difference]: Without dead ends: 623 [2021-10-28 09:31:46,773 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 09:31:46,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 623 states. [2021-10-28 09:31:46,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 623 to 291. [2021-10-28 09:31:46,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 291 states, 290 states have (on average 1.4482758620689655) internal successors, (420), 290 states have internal predecessors, (420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:46,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 420 transitions. [2021-10-28 09:31:46,844 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 420 transitions. Word has length 27 [2021-10-28 09:31:46,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:31:46,845 INFO L470 AbstractCegarLoop]: Abstraction has 291 states and 420 transitions. [2021-10-28 09:31:46,845 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:46,845 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 420 transitions. [2021-10-28 09:31:46,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-28 09:31:46,847 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:31:46,847 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] [2021-10-28 09:31:46,847 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 09:31:46,848 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:31:46,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:31:46,848 INFO L85 PathProgramCache]: Analyzing trace with hash -2058339199, now seen corresponding path program 1 times [2021-10-28 09:31:46,848 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:31:46,849 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259313187] [2021-10-28 09:31:46,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:31:46,849 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:31:46,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:31:46,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:31:46,931 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:31:46,931 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259313187] [2021-10-28 09:31:46,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [259313187] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:31:46,932 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:31:46,932 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:31:46,932 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48224953] [2021-10-28 09:31:46,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:31:46,933 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:31:46,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:31:46,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:31:46,934 INFO L87 Difference]: Start difference. First operand 291 states and 420 transitions. Second operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:47,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:31:47,117 INFO L93 Difference]: Finished difference Result 1117 states and 1615 transitions. [2021-10-28 09:31:47,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 09:31:47,118 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 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 28 [2021-10-28 09:31:47,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:31:47,134 INFO L225 Difference]: With dead ends: 1117 [2021-10-28 09:31:47,134 INFO L226 Difference]: Without dead ends: 833 [2021-10-28 09:31:47,136 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 09:31:47,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2021-10-28 09:31:47,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 289. [2021-10-28 09:31:47,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 289 states, 288 states have (on average 1.4375) internal successors, (414), 288 states have internal predecessors, (414), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:47,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 414 transitions. [2021-10-28 09:31:47,172 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 414 transitions. Word has length 28 [2021-10-28 09:31:47,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:31:47,173 INFO L470 AbstractCegarLoop]: Abstraction has 289 states and 414 transitions. [2021-10-28 09:31:47,173 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 4 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:47,173 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 414 transitions. [2021-10-28 09:31:47,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 09:31:47,181 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:31:47,181 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 09:31:47,181 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 09:31:47,182 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:31:47,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:31:47,182 INFO L85 PathProgramCache]: Analyzing trace with hash 952156187, now seen corresponding path program 1 times [2021-10-28 09:31:47,183 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:31:47,188 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254109522] [2021-10-28 09:31:47,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:31:47,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:31:47,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:31:47,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:31:47,296 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:31:47,296 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254109522] [2021-10-28 09:31:47,296 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [254109522] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:31:47,296 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:31:47,296 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:31:47,296 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118618429] [2021-10-28 09:31:47,297 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:31:47,297 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:31:47,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:31:47,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:31:47,298 INFO L87 Difference]: Start difference. First operand 289 states and 414 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 09:31:47,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:31:47,411 INFO L93 Difference]: Finished difference Result 771 states and 1085 transitions. [2021-10-28 09:31:47,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:31:47,412 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 09:31:47,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:31:47,419 INFO L225 Difference]: With dead ends: 771 [2021-10-28 09:31:47,419 INFO L226 Difference]: Without dead ends: 489 [2021-10-28 09:31:47,421 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:31:47,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 489 states. [2021-10-28 09:31:47,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 489 to 325. [2021-10-28 09:31:47,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 325 states, 324 states have (on average 1.3888888888888888) internal successors, (450), 324 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:47,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 450 transitions. [2021-10-28 09:31:47,471 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 450 transitions. Word has length 34 [2021-10-28 09:31:47,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:31:47,472 INFO L470 AbstractCegarLoop]: Abstraction has 325 states and 450 transitions. [2021-10-28 09:31:47,472 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 09:31:47,472 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 450 transitions. [2021-10-28 09:31:47,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 09:31:47,473 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:31:47,474 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 09:31:47,474 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 09:31:47,474 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:31:47,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:31:47,475 INFO L85 PathProgramCache]: Analyzing trace with hash 1653220765, now seen corresponding path program 1 times [2021-10-28 09:31:47,475 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:31:47,476 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678968955] [2021-10-28 09:31:47,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:31:47,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:31:47,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:31:47,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:31:47,574 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:31:47,574 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678968955] [2021-10-28 09:31:47,574 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1678968955] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:31:47,574 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:31:47,575 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:31:47,575 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331387494] [2021-10-28 09:31:47,575 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:31:47,576 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:31:47,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:31:47,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:31:47,577 INFO L87 Difference]: Start difference. First operand 325 states and 450 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:47,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:31:47,669 INFO L93 Difference]: Finished difference Result 787 states and 1075 transitions. [2021-10-28 09:31:47,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 09:31:47,669 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-10-28 09:31:47,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:31:47,674 INFO L225 Difference]: With dead ends: 787 [2021-10-28 09:31:47,674 INFO L226 Difference]: Without dead ends: 469 [2021-10-28 09:31:47,675 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:31:47,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2021-10-28 09:31:47,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 349. [2021-10-28 09:31:47,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 349 states, 348 states have (on average 1.3620689655172413) internal successors, (474), 348 states have internal predecessors, (474), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:47,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 474 transitions. [2021-10-28 09:31:47,727 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 474 transitions. Word has length 34 [2021-10-28 09:31:47,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:31:47,727 INFO L470 AbstractCegarLoop]: Abstraction has 349 states and 474 transitions. [2021-10-28 09:31:47,728 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:47,728 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 474 transitions. [2021-10-28 09:31:47,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-28 09:31:47,729 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:31:47,729 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 09:31:47,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 09:31:47,729 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:31:47,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:31:47,730 INFO L85 PathProgramCache]: Analyzing trace with hash 1066414751, now seen corresponding path program 1 times [2021-10-28 09:31:47,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:31:47,730 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153121072] [2021-10-28 09:31:47,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:31:47,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:31:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:31:47,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:31:47,803 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:31:47,803 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153121072] [2021-10-28 09:31:47,803 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153121072] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:31:47,803 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:31:47,804 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:31:47,804 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824993019] [2021-10-28 09:31:47,804 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:31:47,804 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:31:47,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:31:47,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:31:47,811 INFO L87 Difference]: Start difference. First operand 349 states and 474 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 09:31:47,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:31:47,884 INFO L93 Difference]: Finished difference Result 799 states and 1079 transitions. [2021-10-28 09:31:47,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:31:47,885 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 09:31:47,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:31:47,889 INFO L225 Difference]: With dead ends: 799 [2021-10-28 09:31:47,889 INFO L226 Difference]: Without dead ends: 457 [2021-10-28 09:31:47,890 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:31:47,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 457 states. [2021-10-28 09:31:47,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 457 to 457. [2021-10-28 09:31:47,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 457 states, 456 states have (on average 1.3245614035087718) internal successors, (604), 456 states have internal predecessors, (604), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:47,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 457 states and 604 transitions. [2021-10-28 09:31:47,934 INFO L78 Accepts]: Start accepts. Automaton has 457 states and 604 transitions. Word has length 34 [2021-10-28 09:31:47,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:31:47,936 INFO L470 AbstractCegarLoop]: Abstraction has 457 states and 604 transitions. [2021-10-28 09:31:47,936 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 09:31:47,937 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 604 transitions. [2021-10-28 09:31:47,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-28 09:31:47,938 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:31:47,939 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 09:31:47,939 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 09:31:47,939 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:31:47,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:31:47,940 INFO L85 PathProgramCache]: Analyzing trace with hash -329531425, now seen corresponding path program 1 times [2021-10-28 09:31:47,940 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:31:47,942 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793146090] [2021-10-28 09:31:47,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:31:47,942 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:31:47,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:31:48,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:31:48,031 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:31:48,031 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [793146090] [2021-10-28 09:31:48,031 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [793146090] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:31:48,032 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:31:48,032 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:31:48,032 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122431405] [2021-10-28 09:31:48,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:31:48,034 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:31:48,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:31:48,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:31:48,035 INFO L87 Difference]: Start difference. First operand 457 states and 604 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 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 09:31:48,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:31:48,128 INFO L93 Difference]: Finished difference Result 735 states and 979 transitions. [2021-10-28 09:31:48,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:31:48,129 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 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 09:31:48,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:31:48,134 INFO L225 Difference]: With dead ends: 735 [2021-10-28 09:31:48,134 INFO L226 Difference]: Without dead ends: 733 [2021-10-28 09:31:48,134 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:31:48,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 733 states. [2021-10-28 09:31:48,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 733 to 568. [2021-10-28 09:31:48,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 568 states, 567 states have (on average 1.3544973544973544) internal successors, (768), 567 states have internal predecessors, (768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:48,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 568 states and 768 transitions. [2021-10-28 09:31:48,186 INFO L78 Accepts]: Start accepts. Automaton has 568 states and 768 transitions. Word has length 35 [2021-10-28 09:31:48,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:31:48,186 INFO L470 AbstractCegarLoop]: Abstraction has 568 states and 768 transitions. [2021-10-28 09:31:48,187 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 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 09:31:48,187 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 768 transitions. [2021-10-28 09:31:48,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-28 09:31:48,188 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:31:48,189 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:31:48,189 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 09:31:48,189 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:31:48,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:31:48,190 INFO L85 PathProgramCache]: Analyzing trace with hash 1562480419, now seen corresponding path program 1 times [2021-10-28 09:31:48,190 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:31:48,190 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200019662] [2021-10-28 09:31:48,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:31:48,190 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:31:48,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:31:48,238 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-28 09:31:48,238 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:31:48,238 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200019662] [2021-10-28 09:31:48,238 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [200019662] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:31:48,239 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:31:48,239 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:31:48,239 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200275698] [2021-10-28 09:31:48,239 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:31:48,239 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:31:48,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:31:48,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:31:48,240 INFO L87 Difference]: Start difference. First operand 568 states and 768 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:48,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:31:48,471 INFO L93 Difference]: Finished difference Result 933 states and 1257 transitions. [2021-10-28 09:31:48,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:31:48,472 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2021-10-28 09:31:48,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:31:48,476 INFO L225 Difference]: With dead ends: 933 [2021-10-28 09:31:48,476 INFO L226 Difference]: Without dead ends: 372 [2021-10-28 09:31:48,477 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:31:48,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2021-10-28 09:31:48,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 360. [2021-10-28 09:31:48,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 360 states, 359 states have (on average 1.3314763231197773) internal successors, (478), 359 states have internal predecessors, (478), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:48,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 478 transitions. [2021-10-28 09:31:48,518 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 478 transitions. Word has length 56 [2021-10-28 09:31:48,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:31:48,518 INFO L470 AbstractCegarLoop]: Abstraction has 360 states and 478 transitions. [2021-10-28 09:31:48,518 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:48,519 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 478 transitions. [2021-10-28 09:31:48,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-28 09:31:48,520 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:31:48,520 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:31:48,520 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 09:31:48,521 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:31:48,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:31:48,521 INFO L85 PathProgramCache]: Analyzing trace with hash 1979064958, now seen corresponding path program 1 times [2021-10-28 09:31:48,521 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:31:48,522 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518477883] [2021-10-28 09:31:48,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:31:48,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:31:48,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:31:48,588 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 24 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:31:48,588 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:31:48,588 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518477883] [2021-10-28 09:31:48,588 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518477883] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:31:48,588 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [733050769] [2021-10-28 09:31:48,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:31:48,589 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:31:48,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:31:48,591 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:31:48,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 09:31:48,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:31:48,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:31:48,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:31:49,040 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:31:49,041 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [733050769] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:31:49,041 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 09:31:49,041 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-10-28 09:31:49,042 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772092395] [2021-10-28 09:31:49,043 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:31:49,044 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:31:49,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:31:49,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:31:49,045 INFO L87 Difference]: Start difference. First operand 360 states and 478 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:49,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:31:49,193 INFO L93 Difference]: Finished difference Result 554 states and 749 transitions. [2021-10-28 09:31:49,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:31:49,193 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-10-28 09:31:49,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:31:49,195 INFO L225 Difference]: With dead ends: 554 [2021-10-28 09:31:49,196 INFO L226 Difference]: Without dead ends: 291 [2021-10-28 09:31:49,196 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:31:49,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2021-10-28 09:31:49,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 291. [2021-10-28 09:31:49,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 291 states, 290 states have (on average 1.289655172413793) internal successors, (374), 290 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:49,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 374 transitions. [2021-10-28 09:31:49,225 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 374 transitions. Word has length 60 [2021-10-28 09:31:49,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:31:49,226 INFO L470 AbstractCegarLoop]: Abstraction has 291 states and 374 transitions. [2021-10-28 09:31:49,226 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:49,226 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 374 transitions. [2021-10-28 09:31:49,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-28 09:31:49,227 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:31:49,227 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:31:49,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 09:31:49,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:31:49,451 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:31:49,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:31:49,451 INFO L85 PathProgramCache]: Analyzing trace with hash 751274022, now seen corresponding path program 1 times [2021-10-28 09:31:49,451 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:31:49,451 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742847567] [2021-10-28 09:31:49,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:31:49,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:31:49,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:31:49,577 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-28 09:31:49,577 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:31:49,577 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742847567] [2021-10-28 09:31:49,578 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742847567] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:31:49,578 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:31:49,578 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 09:31:49,578 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973059461] [2021-10-28 09:31:49,578 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 09:31:49,579 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:31:49,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 09:31:49,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 09:31:49,580 INFO L87 Difference]: Start difference. First operand 291 states and 374 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:49,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:31:49,873 INFO L93 Difference]: Finished difference Result 984 states and 1269 transitions. [2021-10-28 09:31:49,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 09:31:49,874 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 63 [2021-10-28 09:31:49,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:31:49,874 INFO L225 Difference]: With dead ends: 984 [2021-10-28 09:31:49,874 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 09:31:49,876 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2021-10-28 09:31:49,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 09:31:49,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 09:31:49,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:49,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 09:31:49,877 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-10-28 09:31:49,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:31:49,877 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:31:49,877 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:31:49,877 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:31:49,877 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 09:31:49,880 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:31:49,880 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:31:49,881 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:31:49,881 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-28 09:31:49,883 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 09:31:49,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:49,891 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:49,891 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:49,893 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,072 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,072 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,074 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,439 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,443 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,537 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,537 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,538 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,538 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,551 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,552 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,581 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,582 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,582 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,790 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,791 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,792 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,938 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:50,939 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,093 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,094 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,605 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,605 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,606 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,607 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,608 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,610 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,610 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,611 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,611 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,668 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,669 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,671 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,671 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,672 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,673 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,880 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,880 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,881 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:51,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:31:55,990 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 420) no Hoare annotation was computed. [2021-10-28 09:31:55,991 INFO L853 garLoopResultBuilder]: At program point L531(lines 526 534) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-28 09:31:55,991 INFO L853 garLoopResultBuilder]: At program point L531-1(lines 526 534) the Hoare annotation is: false [2021-10-28 09:31:55,991 INFO L853 garLoopResultBuilder]: At program point L531-2(lines 526 534) the Hoare annotation is: false [2021-10-28 09:31:55,991 INFO L853 garLoopResultBuilder]: At program point L531-3(lines 526 534) the Hoare annotation is: false [2021-10-28 09:31:55,991 INFO L853 garLoopResultBuilder]: At program point L531-4(lines 526 534) the Hoare annotation is: false [2021-10-28 09:31:55,991 INFO L853 garLoopResultBuilder]: At program point L531-5(lines 526 534) the Hoare annotation is: false [2021-10-28 09:31:55,991 INFO L860 garLoopResultBuilder]: At program point L1028(lines 1009 1031) the Hoare annotation is: true [2021-10-28 09:31:55,992 INFO L853 garLoopResultBuilder]: At program point L995(lines 991 997) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 09:31:55,992 INFO L853 garLoopResultBuilder]: At program point L931(lines 926 934) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 09:31:55,992 INFO L853 garLoopResultBuilder]: At program point L800(lines 785 803) the Hoare annotation is: (and (<= 1 ~pumpRunning~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-28 09:31:55,992 INFO L853 garLoopResultBuilder]: At program point L800-1(lines 785 803) the Hoare annotation is: false [2021-10-28 09:31:55,992 INFO L853 garLoopResultBuilder]: At program point L800-2(lines 785 803) the Hoare annotation is: false [2021-10-28 09:31:55,992 INFO L853 garLoopResultBuilder]: At program point L800-3(lines 785 803) the Hoare annotation is: false [2021-10-28 09:31:55,992 INFO L853 garLoopResultBuilder]: At program point L800-4(lines 785 803) the Hoare annotation is: false [2021-10-28 09:31:55,992 INFO L853 garLoopResultBuilder]: At program point L800-5(lines 785 803) the Hoare annotation is: false [2021-10-28 09:31:55,993 INFO L857 garLoopResultBuilder]: For program point L439(lines 439 443) no Hoare annotation was computed. [2021-10-28 09:31:55,993 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 420) no Hoare annotation was computed. [2021-10-28 09:31:55,993 INFO L857 garLoopResultBuilder]: For program point L439-3(lines 439 443) no Hoare annotation was computed. [2021-10-28 09:31:55,993 INFO L857 garLoopResultBuilder]: For program point L439-6(lines 439 443) no Hoare annotation was computed. [2021-10-28 09:31:55,993 INFO L857 garLoopResultBuilder]: For program point L869(lines 869 884) no Hoare annotation was computed. [2021-10-28 09:31:55,993 INFO L857 garLoopResultBuilder]: For program point L673(lines 673 690) no Hoare annotation was computed. [2021-10-28 09:31:55,993 INFO L857 garLoopResultBuilder]: For program point L673-1(lines 673 690) no Hoare annotation was computed. [2021-10-28 09:31:55,993 INFO L857 garLoopResultBuilder]: For program point L673-2(lines 673 690) no Hoare annotation was computed. [2021-10-28 09:31:55,993 INFO L853 garLoopResultBuilder]: At program point L476(lines 471 479) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2))) [2021-10-28 09:31:55,994 INFO L853 garLoopResultBuilder]: At program point L476-1(lines 471 479) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse6 (= 0 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse8 (<= 1 ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse4 .cse5 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse6) (and .cse8 .cse0 (= ~methAndRunningLastTime~0 0) .cse4 .cse5 .cse7) (and .cse8 .cse0 .cse2 .cse3 .cse4))) [2021-10-28 09:31:55,994 INFO L853 garLoopResultBuilder]: At program point L476-2(lines 471 479) the Hoare annotation is: false [2021-10-28 09:31:55,994 INFO L853 garLoopResultBuilder]: At program point L476-3(lines 471 479) the Hoare annotation is: false [2021-10-28 09:31:55,994 INFO L853 garLoopResultBuilder]: At program point L476-4(lines 471 479) the Hoare annotation is: false [2021-10-28 09:31:55,994 INFO L853 garLoopResultBuilder]: At program point L476-5(lines 471 479) the Hoare annotation is: false [2021-10-28 09:31:55,994 INFO L857 garLoopResultBuilder]: For program point L840(lines 839 888) no Hoare annotation was computed. [2021-10-28 09:31:55,994 INFO L853 garLoopResultBuilder]: At program point L543(lines 538 545) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 09:31:55,994 INFO L857 garLoopResultBuilder]: For program point L841(lines 841 845) no Hoare annotation was computed. [2021-10-28 09:31:55,995 INFO L857 garLoopResultBuilder]: For program point L808(lines 808 814) no Hoare annotation was computed. [2021-10-28 09:31:55,995 INFO L853 garLoopResultBuilder]: At program point L808-1(lines 808 814) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0)) (and .cse0 .cse1 (= ~methaneLevelCritical~0 1)))) [2021-10-28 09:31:55,995 INFO L857 garLoopResultBuilder]: For program point L775(lines 775 779) no Hoare annotation was computed. [2021-10-28 09:31:55,995 INFO L857 garLoopResultBuilder]: For program point L775-2(lines 775 779) no Hoare annotation was computed. [2021-10-28 09:31:55,995 INFO L857 garLoopResultBuilder]: For program point L775-3(lines 775 779) no Hoare annotation was computed. [2021-10-28 09:31:55,995 INFO L857 garLoopResultBuilder]: For program point L775-5(lines 775 779) no Hoare annotation was computed. [2021-10-28 09:31:55,995 INFO L857 garLoopResultBuilder]: For program point L775-6(lines 775 779) no Hoare annotation was computed. [2021-10-28 09:31:55,995 INFO L857 garLoopResultBuilder]: For program point L775-8(lines 775 779) no Hoare annotation was computed. [2021-10-28 09:31:55,995 INFO L857 garLoopResultBuilder]: For program point L775-9(lines 775 779) no Hoare annotation was computed. [2021-10-28 09:31:55,995 INFO L857 garLoopResultBuilder]: For program point L775-11(lines 775 779) no Hoare annotation was computed. [2021-10-28 09:31:55,996 INFO L857 garLoopResultBuilder]: For program point L775-12(lines 775 779) no Hoare annotation was computed. [2021-10-28 09:31:55,996 INFO L857 garLoopResultBuilder]: For program point L775-14(lines 775 779) no Hoare annotation was computed. [2021-10-28 09:31:55,996 INFO L857 garLoopResultBuilder]: For program point L775-15(lines 775 779) no Hoare annotation was computed. [2021-10-28 09:31:55,996 INFO L857 garLoopResultBuilder]: For program point L775-17(lines 775 779) no Hoare annotation was computed. [2021-10-28 09:31:55,996 INFO L857 garLoopResultBuilder]: For program point L775-18(lines 775 779) no Hoare annotation was computed. [2021-10-28 09:31:55,996 INFO L857 garLoopResultBuilder]: For program point L775-20(lines 775 779) no Hoare annotation was computed. [2021-10-28 09:31:55,996 INFO L857 garLoopResultBuilder]: For program point L775-21(lines 775 779) no Hoare annotation was computed. [2021-10-28 09:31:55,996 INFO L857 garLoopResultBuilder]: For program point L775-23(lines 775 779) no Hoare annotation was computed. [2021-10-28 09:31:55,996 INFO L857 garLoopResultBuilder]: For program point L775-24(lines 775 779) no Hoare annotation was computed. [2021-10-28 09:31:55,996 INFO L857 garLoopResultBuilder]: For program point L775-26(lines 775 779) no Hoare annotation was computed. [2021-10-28 09:31:55,996 INFO L857 garLoopResultBuilder]: For program point L775-27(lines 775 779) no Hoare annotation was computed. [2021-10-28 09:31:55,997 INFO L857 garLoopResultBuilder]: For program point L775-29(lines 775 779) no Hoare annotation was computed. [2021-10-28 09:31:55,997 INFO L857 garLoopResultBuilder]: For program point L775-30(lines 775 779) no Hoare annotation was computed. [2021-10-28 09:31:55,997 INFO L857 garLoopResultBuilder]: For program point L775-32(lines 775 779) no Hoare annotation was computed. [2021-10-28 09:31:55,997 INFO L857 garLoopResultBuilder]: For program point L775-33(lines 775 779) no Hoare annotation was computed. [2021-10-28 09:31:55,997 INFO L857 garLoopResultBuilder]: For program point L677(lines 677 685) no Hoare annotation was computed. [2021-10-28 09:31:55,997 INFO L857 garLoopResultBuilder]: For program point L677-1(lines 677 685) no Hoare annotation was computed. [2021-10-28 09:31:55,997 INFO L857 garLoopResultBuilder]: For program point L775-35(lines 775 779) no Hoare annotation was computed. [2021-10-28 09:31:55,997 INFO L857 garLoopResultBuilder]: For program point L677-2(lines 677 685) no Hoare annotation was computed. [2021-10-28 09:31:55,997 INFO L857 garLoopResultBuilder]: For program point L877(lines 877 883) no Hoare annotation was computed. [2021-10-28 09:31:55,997 INFO L853 garLoopResultBuilder]: At program point L877-1(lines 589 595) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 0)) (.cse6 (= 0 ~systemActive~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~methAndRunningLastTime~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse5 (= ~methaneLevelCritical~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse5 .cse6) (and .cse7 .cse0 .cse2 .cse4 .cse5) (and .cse7 .cse0 .cse3 .cse4) (and .cse0 .cse1 .cse3 .cse6) (and .cse7 .cse0 .cse4 .cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 .cse2 .cse4 .cse5))) [2021-10-28 09:31:55,998 INFO L857 garLoopResultBuilder]: For program point L647(lines 647 664) no Hoare annotation was computed. [2021-10-28 09:31:55,998 INFO L857 garLoopResultBuilder]: For program point L647-1(lines 647 664) no Hoare annotation was computed. [2021-10-28 09:31:55,998 INFO L857 garLoopResultBuilder]: For program point L647-2(lines 647 664) no Hoare annotation was computed. [2021-10-28 09:31:55,998 INFO L857 garLoopResultBuilder]: For program point L647-3(lines 647 664) no Hoare annotation was computed. [2021-10-28 09:31:55,998 INFO L857 garLoopResultBuilder]: For program point L647-4(lines 647 664) no Hoare annotation was computed. [2021-10-28 09:31:55,998 INFO L857 garLoopResultBuilder]: For program point L647-5(lines 647 664) no Hoare annotation was computed. [2021-10-28 09:31:55,998 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 09:31:55,998 INFO L857 garLoopResultBuilder]: For program point L516(lines 516 522) no Hoare annotation was computed. [2021-10-28 09:31:55,998 INFO L857 garLoopResultBuilder]: For program point L516-1(lines 516 522) no Hoare annotation was computed. [2021-10-28 09:31:55,998 INFO L857 garLoopResultBuilder]: For program point L516-2(lines 516 522) no Hoare annotation was computed. [2021-10-28 09:31:55,998 INFO L857 garLoopResultBuilder]: For program point L516-3(lines 516 522) no Hoare annotation was computed. [2021-10-28 09:31:55,999 INFO L857 garLoopResultBuilder]: For program point L516-4(lines 516 522) no Hoare annotation was computed. [2021-10-28 09:31:55,999 INFO L857 garLoopResultBuilder]: For program point L516-5(lines 516 522) no Hoare annotation was computed. [2021-10-28 09:31:55,999 INFO L857 garLoopResultBuilder]: For program point L516-6(lines 516 522) no Hoare annotation was computed. [2021-10-28 09:31:55,999 INFO L857 garLoopResultBuilder]: For program point L516-7(lines 516 522) no Hoare annotation was computed. [2021-10-28 09:31:55,999 INFO L857 garLoopResultBuilder]: For program point L516-8(lines 516 522) no Hoare annotation was computed. [2021-10-28 09:31:55,999 INFO L857 garLoopResultBuilder]: For program point L516-9(lines 516 522) no Hoare annotation was computed. [2021-10-28 09:31:55,999 INFO L857 garLoopResultBuilder]: For program point L516-10(lines 516 522) no Hoare annotation was computed. [2021-10-28 09:31:55,999 INFO L857 garLoopResultBuilder]: For program point L516-11(lines 516 522) no Hoare annotation was computed. [2021-10-28 09:31:55,999 INFO L853 garLoopResultBuilder]: At program point L781(lines 766 784) the Hoare annotation is: false [2021-10-28 09:31:55,999 INFO L853 garLoopResultBuilder]: At program point L781-1(lines 766 784) the Hoare annotation is: false [2021-10-28 09:31:56,000 INFO L853 garLoopResultBuilder]: At program point L781-2(lines 766 784) the Hoare annotation is: false [2021-10-28 09:31:56,000 INFO L853 garLoopResultBuilder]: At program point L781-3(lines 766 784) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~methaneLevelCritical~0 1))) (or (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2 .cse3) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2) (and .cse0 .cse1 (= ~methAndRunningLastTime~0 0) .cse2 .cse3))) [2021-10-28 09:31:56,000 INFO L853 garLoopResultBuilder]: At program point L781-4(lines 766 784) the Hoare annotation is: false [2021-10-28 09:31:56,000 INFO L853 garLoopResultBuilder]: At program point L781-5(lines 766 784) the Hoare annotation is: false [2021-10-28 09:31:56,000 INFO L853 garLoopResultBuilder]: At program point L781-6(lines 766 784) the Hoare annotation is: false [2021-10-28 09:31:56,000 INFO L853 garLoopResultBuilder]: At program point L781-7(lines 766 784) the Hoare annotation is: false [2021-10-28 09:31:56,000 INFO L853 garLoopResultBuilder]: At program point L781-8(lines 766 784) the Hoare annotation is: false [2021-10-28 09:31:56,000 INFO L853 garLoopResultBuilder]: At program point L781-9(lines 766 784) the Hoare annotation is: false [2021-10-28 09:31:56,001 INFO L857 garLoopResultBuilder]: For program point L451(lines 451 455) no Hoare annotation was computed. [2021-10-28 09:31:56,001 INFO L853 garLoopResultBuilder]: At program point L781-10(lines 766 784) the Hoare annotation is: false [2021-10-28 09:31:56,001 INFO L853 garLoopResultBuilder]: At program point L781-11(lines 766 784) the Hoare annotation is: false [2021-10-28 09:31:56,001 INFO L853 garLoopResultBuilder]: At program point L947-2(lines 947 961) the Hoare annotation is: false [2021-10-28 09:31:56,001 INFO L857 garLoopResultBuilder]: For program point L948(line 948) no Hoare annotation was computed. [2021-10-28 09:31:56,001 INFO L857 garLoopResultBuilder]: For program point L849(lines 849 855) no Hoare annotation was computed. [2021-10-28 09:31:56,001 INFO L853 garLoopResultBuilder]: At program point L849-1(lines 849 855) the Hoare annotation is: (let ((.cse7 (<= 1 ~pumpRunning~0)) (.cse8 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3 0)) (.cse9 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~methAndRunningLastTime~0 0)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse10 (= 0 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse4 .cse5 .cse6) (and .cse8 .cse0 .cse1 .cse2 .cse9 .cse3 .cse10) (and .cse7 .cse8 .cse0 .cse2 .cse9 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse5 .cse10 .cse6))) [2021-10-28 09:31:56,001 INFO L853 garLoopResultBuilder]: At program point L717(lines 710 720) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 1) (<= 1 |ULTIMATE.start_isMethaneAlarm_#res|) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~methaneLevelCritical~0 0) .cse2))) [2021-10-28 09:31:56,001 INFO L853 garLoopResultBuilder]: At program point L717-1(lines 710 720) the Hoare annotation is: false [2021-10-28 09:31:56,002 INFO L857 garLoopResultBuilder]: For program point L651(lines 651 659) no Hoare annotation was computed. [2021-10-28 09:31:56,002 INFO L853 garLoopResultBuilder]: At program point L717-2(lines 710 720) the Hoare annotation is: false [2021-10-28 09:31:56,002 INFO L857 garLoopResultBuilder]: For program point L651-1(lines 651 659) no Hoare annotation was computed. [2021-10-28 09:31:56,002 INFO L857 garLoopResultBuilder]: For program point L651-2(lines 651 659) no Hoare annotation was computed. [2021-10-28 09:31:56,002 INFO L857 garLoopResultBuilder]: For program point L651-3(lines 651 659) no Hoare annotation was computed. [2021-10-28 09:31:56,002 INFO L857 garLoopResultBuilder]: For program point L651-4(lines 651 659) no Hoare annotation was computed. [2021-10-28 09:31:56,002 INFO L857 garLoopResultBuilder]: For program point L651-5(lines 651 659) no Hoare annotation was computed. [2021-10-28 09:31:56,002 INFO L857 garLoopResultBuilder]: For program point L420(line 420) no Hoare annotation was computed. [2021-10-28 09:31:56,002 INFO L857 garLoopResultBuilder]: For program point L420-1(line 420) no Hoare annotation was computed. [2021-10-28 09:31:56,003 INFO L857 garLoopResultBuilder]: For program point L420-2(line 420) no Hoare annotation was computed. [2021-10-28 09:31:56,003 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 09:31:56,003 INFO L857 garLoopResultBuilder]: For program point L554(lines 554 571) no Hoare annotation was computed. [2021-10-28 09:31:56,003 INFO L853 garLoopResultBuilder]: At program point L521(lines 512 525) the Hoare annotation is: false [2021-10-28 09:31:56,003 INFO L853 garLoopResultBuilder]: At program point L554-1(lines 1 1031) the Hoare annotation is: (let ((.cse7 (<= 1 ~pumpRunning~0)) (.cse8 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~3 0)) (.cse9 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~methAndRunningLastTime~0 0)) (.cse5 (= ~methaneLevelCritical~0 1)) (.cse10 (= 0 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse4 .cse5 .cse6) (and .cse8 .cse0 .cse1 .cse2 .cse9 .cse3 .cse10) (and .cse7 .cse8 .cse0 .cse2 .cse9 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse5 .cse10 .cse6))) [2021-10-28 09:31:56,003 INFO L853 garLoopResultBuilder]: At program point L521-1(lines 512 525) the Hoare annotation is: false [2021-10-28 09:31:56,003 INFO L857 garLoopResultBuilder]: For program point L554-2(lines 554 571) no Hoare annotation was computed. [2021-10-28 09:31:56,003 INFO L853 garLoopResultBuilder]: At program point L521-2(lines 512 525) the Hoare annotation is: false [2021-10-28 09:31:56,003 INFO L853 garLoopResultBuilder]: At program point L554-3(lines 1 1031) the Hoare annotation is: false [2021-10-28 09:31:56,004 INFO L853 garLoopResultBuilder]: At program point L521-3(lines 512 525) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~methaneLevelCritical~0 1))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2) (and .cse0 .cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse2 .cse3) (and .cse0 .cse1 (= ~methAndRunningLastTime~0 0) .cse2 .cse3))) [2021-10-28 09:31:56,004 INFO L857 garLoopResultBuilder]: For program point L554-4(lines 554 571) no Hoare annotation was computed. [2021-10-28 09:31:56,004 INFO L853 garLoopResultBuilder]: At program point L521-4(lines 512 525) the Hoare annotation is: false [2021-10-28 09:31:56,004 INFO L853 garLoopResultBuilder]: At program point L554-5(lines 1 1031) the Hoare annotation is: false [2021-10-28 09:31:56,004 INFO L853 garLoopResultBuilder]: At program point L521-5(lines 512 525) the Hoare annotation is: false [2021-10-28 09:31:56,004 INFO L853 garLoopResultBuilder]: At program point L521-6(lines 512 525) the Hoare annotation is: false [2021-10-28 09:31:56,004 INFO L853 garLoopResultBuilder]: At program point L521-7(lines 512 525) the Hoare annotation is: false [2021-10-28 09:31:56,004 INFO L853 garLoopResultBuilder]: At program point L521-8(lines 512 525) the Hoare annotation is: false [2021-10-28 09:31:56,004 INFO L853 garLoopResultBuilder]: At program point L521-9(lines 512 525) the Hoare annotation is: false [2021-10-28 09:31:56,005 INFO L853 garLoopResultBuilder]: At program point L521-10(lines 512 525) the Hoare annotation is: false [2021-10-28 09:31:56,005 INFO L853 garLoopResultBuilder]: At program point L521-11(lines 512 525) the Hoare annotation is: false [2021-10-28 09:31:56,005 INFO L857 garLoopResultBuilder]: For program point L951(lines 951 955) no Hoare annotation was computed. [2021-10-28 09:31:56,005 INFO L857 garLoopResultBuilder]: For program point L951-1(lines 589 595) no Hoare annotation was computed. [2021-10-28 09:31:56,005 INFO L857 garLoopResultBuilder]: For program point L621(lines 621 638) no Hoare annotation was computed. [2021-10-28 09:31:56,005 INFO L857 garLoopResultBuilder]: For program point L621-1(lines 621 638) no Hoare annotation was computed. [2021-10-28 09:31:56,005 INFO L857 garLoopResultBuilder]: For program point L621-2(lines 621 638) no Hoare annotation was computed. [2021-10-28 09:31:56,005 INFO L857 garLoopResultBuilder]: For program point L621-3(lines 621 638) no Hoare annotation was computed. [2021-10-28 09:31:56,005 INFO L857 garLoopResultBuilder]: For program point L621-4(lines 621 638) no Hoare annotation was computed. [2021-10-28 09:31:56,006 INFO L857 garLoopResultBuilder]: For program point L621-5(lines 621 638) no Hoare annotation was computed. [2021-10-28 09:31:56,006 INFO L857 garLoopResultBuilder]: For program point L621-6(lines 621 638) no Hoare annotation was computed. [2021-10-28 09:31:56,006 INFO L857 garLoopResultBuilder]: For program point L621-7(lines 621 638) no Hoare annotation was computed. [2021-10-28 09:31:56,006 INFO L857 garLoopResultBuilder]: For program point L621-8(lines 621 638) no Hoare annotation was computed. [2021-10-28 09:31:56,006 INFO L857 garLoopResultBuilder]: For program point L621-9(lines 621 638) no Hoare annotation was computed. [2021-10-28 09:31:56,006 INFO L857 garLoopResultBuilder]: For program point L621-10(lines 621 638) no Hoare annotation was computed. [2021-10-28 09:31:56,006 INFO L857 garLoopResultBuilder]: For program point L621-11(lines 621 638) no Hoare annotation was computed. [2021-10-28 09:31:56,006 INFO L853 garLoopResultBuilder]: At program point L589(lines 588 607) the Hoare annotation is: (let ((.cse3 (= 0 ~systemActive~0)) (.cse4 (<= 1 ~pumpRunning~0)) (.cse7 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse5 (= ~methAndRunningLastTime~0 0)) (.cse6 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse5 .cse6 .cse2) (and .cse4 .cse0 .cse7 .cse6) (and .cse0 .cse1 .cse7 .cse3) (and .cse4 .cse0 .cse6 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 .cse7 .cse6) (and .cse0 .cse1 .cse5 .cse6 .cse2))) [2021-10-28 09:31:56,006 INFO L857 garLoopResultBuilder]: For program point L589-1(lines 589 595) no Hoare annotation was computed. [2021-10-28 09:31:56,007 INFO L853 garLoopResultBuilder]: At program point L589-2(lines 588 607) the Hoare annotation is: false [2021-10-28 09:31:56,007 INFO L853 garLoopResultBuilder]: At program point L589-3(lines 588 607) the Hoare annotation is: false [2021-10-28 09:31:56,007 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 09:31:56,007 INFO L857 garLoopResultBuilder]: For program point L1019(lines 1019 1026) no Hoare annotation was computed. [2021-10-28 09:31:56,007 INFO L860 garLoopResultBuilder]: At program point L1019-1(lines 1019 1026) the Hoare annotation is: true [2021-10-28 09:31:56,007 INFO L857 garLoopResultBuilder]: For program point L558(lines 558 568) no Hoare annotation was computed. [2021-10-28 09:31:56,007 INFO L857 garLoopResultBuilder]: For program point L558-2(lines 558 568) no Hoare annotation was computed. [2021-10-28 09:31:56,007 INFO L857 garLoopResultBuilder]: For program point L558-4(lines 558 568) no Hoare annotation was computed. [2021-10-28 09:31:56,007 INFO L853 garLoopResultBuilder]: At program point L889(lines 838 890) the Hoare annotation is: false [2021-10-28 09:31:56,007 INFO L857 garLoopResultBuilder]: For program point L625(lines 625 633) no Hoare annotation was computed. [2021-10-28 09:31:56,008 INFO L857 garLoopResultBuilder]: For program point L625-1(lines 625 633) no Hoare annotation was computed. [2021-10-28 09:31:56,008 INFO L857 garLoopResultBuilder]: For program point L625-2(lines 625 633) no Hoare annotation was computed. [2021-10-28 09:31:56,008 INFO L857 garLoopResultBuilder]: For program point L559(lines 559 565) no Hoare annotation was computed. [2021-10-28 09:31:56,008 INFO L857 garLoopResultBuilder]: For program point L625-3(lines 625 633) no Hoare annotation was computed. [2021-10-28 09:31:56,008 INFO L857 garLoopResultBuilder]: For program point L625-4(lines 625 633) no Hoare annotation was computed. [2021-10-28 09:31:56,008 INFO L857 garLoopResultBuilder]: For program point L559-2(lines 559 565) no Hoare annotation was computed. [2021-10-28 09:31:56,008 INFO L857 garLoopResultBuilder]: For program point L625-5(lines 625 633) no Hoare annotation was computed. [2021-10-28 09:31:56,008 INFO L857 garLoopResultBuilder]: For program point L625-6(lines 625 633) no Hoare annotation was computed. [2021-10-28 09:31:56,008 INFO L857 garLoopResultBuilder]: For program point L559-4(lines 559 565) no Hoare annotation was computed. [2021-10-28 09:31:56,008 INFO L857 garLoopResultBuilder]: For program point L625-7(lines 625 633) no Hoare annotation was computed. [2021-10-28 09:31:56,009 INFO L857 garLoopResultBuilder]: For program point L625-8(lines 625 633) no Hoare annotation was computed. [2021-10-28 09:31:56,009 INFO L857 garLoopResultBuilder]: For program point L625-9(lines 625 633) no Hoare annotation was computed. [2021-10-28 09:31:56,009 INFO L857 garLoopResultBuilder]: For program point L625-10(lines 625 633) no Hoare annotation was computed. [2021-10-28 09:31:56,009 INFO L857 garLoopResultBuilder]: For program point L625-11(lines 625 633) no Hoare annotation was computed. [2021-10-28 09:31:56,009 INFO L853 garLoopResultBuilder]: At program point L923(lines 1 1031) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methAndRunningLastTime~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2021-10-28 09:31:56,009 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 09:31:56,009 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 420) no Hoare annotation was computed. [2021-10-28 09:31:56,010 INFO L853 garLoopResultBuilder]: At program point L726(lines 721 729) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= ~methaneLevelCritical~0 1)) (.cse5 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse4 (= 0 ~systemActive~0) .cse5) (and (<= 1 ~pumpRunning~0) .cse0 (= ~methAndRunningLastTime~0 0) .cse3 .cse4 .cse5))) [2021-10-28 09:31:56,010 INFO L853 garLoopResultBuilder]: At program point L726-1(lines 721 729) the Hoare annotation is: false [2021-10-28 09:31:56,010 INFO L853 garLoopResultBuilder]: At program point L726-2(lines 721 729) the Hoare annotation is: false [2021-10-28 09:31:56,010 INFO L857 garLoopResultBuilder]: For program point L859(lines 859 865) no Hoare annotation was computed. [2021-10-28 09:31:56,010 INFO L853 garLoopResultBuilder]: At program point L859-1(lines 859 865) the Hoare annotation is: (let ((.cse3 (= ~methaneLevelCritical~0 0)) (.cse6 (<= 1 ~pumpRunning~0)) (.cse5 (= 0 ~systemActive~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~methAndRunningLastTime~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse7 (= ~methaneLevelCritical~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse5) (and .cse6 .cse0 .cse2 .cse4 .cse7) (and .cse6 .cse0 .cse3 .cse4) (and .cse6 .cse0 .cse4 .cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (and .cse0 .cse1 .cse2 .cse7 .cse5) (and .cse0 .cse1 .cse2 .cse4 .cse7))) [2021-10-28 09:31:56,010 INFO L857 garLoopResultBuilder]: For program point L463(lines 463 467) no Hoare annotation was computed. [2021-10-28 09:31:56,011 INFO L857 garLoopResultBuilder]: For program point L794(lines 794 798) no Hoare annotation was computed. [2021-10-28 09:31:56,011 INFO L857 garLoopResultBuilder]: For program point L794-2(lines 794 798) no Hoare annotation was computed. [2021-10-28 09:31:56,011 INFO L857 garLoopResultBuilder]: For program point L794-3(lines 794 798) no Hoare annotation was computed. [2021-10-28 09:31:56,011 INFO L857 garLoopResultBuilder]: For program point L794-5(lines 794 798) no Hoare annotation was computed. [2021-10-28 09:31:56,011 INFO L853 garLoopResultBuilder]: At program point L596(lines 596 602) the Hoare annotation is: (let ((.cse4 (<= 1 ~pumpRunning~0)) (.cse3 (= 0 ~systemActive~0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse5 (= 1 ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 1))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 (= ~methAndRunningLastTime~0 0) .cse5 .cse2) (and .cse4 .cse0 .cse6 .cse5) (and .cse0 .cse1 .cse6 .cse3) (and .cse0 .cse1 .cse6 .cse5) (and .cse0 .cse1 .cse5 .cse2))) [2021-10-28 09:31:56,011 INFO L857 garLoopResultBuilder]: For program point L794-6(lines 794 798) no Hoare annotation was computed. [2021-10-28 09:31:56,012 INFO L853 garLoopResultBuilder]: At program point L596-1(lines 596 602) the Hoare annotation is: false [2021-10-28 09:31:56,012 INFO L857 garLoopResultBuilder]: For program point L794-8(lines 794 798) no Hoare annotation was computed. [2021-10-28 09:31:56,012 INFO L853 garLoopResultBuilder]: At program point L596-2(lines 596 602) the Hoare annotation is: false [2021-10-28 09:31:56,012 INFO L857 garLoopResultBuilder]: For program point L794-9(lines 794 798) no Hoare annotation was computed. [2021-10-28 09:31:56,012 INFO L857 garLoopResultBuilder]: For program point L794-11(lines 794 798) no Hoare annotation was computed. [2021-10-28 09:31:56,012 INFO L857 garLoopResultBuilder]: For program point L794-12(lines 794 798) no Hoare annotation was computed. [2021-10-28 09:31:56,013 INFO L857 garLoopResultBuilder]: For program point L794-14(lines 794 798) no Hoare annotation was computed. [2021-10-28 09:31:56,013 INFO L857 garLoopResultBuilder]: For program point L794-15(lines 794 798) no Hoare annotation was computed. [2021-10-28 09:31:56,013 INFO L857 garLoopResultBuilder]: For program point L794-17(lines 794 798) no Hoare annotation was computed. [2021-10-28 09:31:56,023 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:31:56,025 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 09:31:56,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:31:56 BoogieIcfgContainer [2021-10-28 09:31:56,061 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:31:56,061 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:31:56,062 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:31:56,062 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:31:56,062 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:31:45" (3/4) ... [2021-10-28 09:31:56,065 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 09:31:56,094 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-28 09:31:56,096 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-28 09:31:56,098 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-28 09:31:56,100 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-28 09:31:56,102 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 09:31:56,105 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:31:56,107 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:31:56,135 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((((tmp == 0 && splverifierCounter == 0) && pumpRunning == 0) && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && 0 == systemActive)) || ((((((1 <= pumpRunning && tmp == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && 0 == systemActive) && \result == 1) [2021-10-28 09:31:56,136 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((((tmp == 0 && splverifierCounter == 0) && pumpRunning == 0) && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && 0 == systemActive)) || ((((((1 <= pumpRunning && tmp == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && 0 == systemActive) && \result == 1) [2021-10-28 09:31:56,136 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 0 == systemActive)) || ((((1 <= pumpRunning && splverifierCounter == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1)) || (((1 <= pumpRunning && splverifierCounter == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && 0 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) [2021-10-28 09:31:56,137 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 1) && 0 == systemActive)) || ((((1 <= pumpRunning && splverifierCounter == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1)) || (((1 <= pumpRunning && splverifierCounter == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 0 == systemActive)) || ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) [2021-10-28 09:31:56,138 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 1) && 0 == systemActive) || ((((1 <= pumpRunning && splverifierCounter == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1)) || (((1 <= pumpRunning && splverifierCounter == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 0 == systemActive)) || ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) [2021-10-28 09:31:56,139 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 1) && 0 == systemActive) && \result == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 0 == systemActive)) || (((((1 <= pumpRunning && splverifierCounter == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((1 <= pumpRunning && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) [2021-10-28 09:31:56,140 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) || ((((1 <= pumpRunning && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) [2021-10-28 09:31:56,141 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result) && \result == 1) || ((((1 <= pumpRunning && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) [2021-10-28 09:31:56,142 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 1) && 0 == systemActive) && \result == 1)) || (((((1 <= pumpRunning && splverifierCounter == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) [2021-10-28 09:31:56,143 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) [2021-10-28 09:31:56,145 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) [2021-10-28 09:31:56,146 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 <= pumpRunning && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-28 09:31:56,148 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 <= pumpRunning && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-28 09:31:56,251 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:31:56,251 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:31:56,253 INFO L168 Benchmark]: Toolchain (without parser) took 12962.83 ms. Allocated memory was 109.1 MB in the beginning and 165.7 MB in the end (delta: 56.6 MB). Free memory was 65.7 MB in the beginning and 117.6 MB in the end (delta: -51.9 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:31:56,253 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 109.1 MB. Free memory is still 83.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:31:56,254 INFO L168 Benchmark]: CACSL2BoogieTranslator took 589.33 ms. Allocated memory is still 109.1 MB. Free memory was 65.5 MB in the beginning and 74.4 MB in the end (delta: -8.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:31:56,254 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.01 ms. Allocated memory is still 109.1 MB. Free memory was 74.4 MB in the beginning and 69.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:31:56,255 INFO L168 Benchmark]: Boogie Preprocessor took 61.01 ms. Allocated memory is still 109.1 MB. Free memory was 69.3 MB in the beginning and 65.9 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:31:56,255 INFO L168 Benchmark]: RCFGBuilder took 1232.24 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 65.9 MB in the beginning and 77.9 MB in the end (delta: -12.0 MB). Peak memory consumption was 39.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:31:56,256 INFO L168 Benchmark]: TraceAbstraction took 10758.02 ms. Allocated memory was 132.1 MB in the beginning and 165.7 MB in the end (delta: 33.6 MB). Free memory was 77.0 MB in the beginning and 133.5 MB in the end (delta: -56.4 MB). Peak memory consumption was 73.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:31:56,256 INFO L168 Benchmark]: Witness Printer took 189.71 ms. Allocated memory is still 165.7 MB. Free memory was 133.5 MB in the beginning and 117.6 MB in the end (delta: 15.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-28 09:31:56,259 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 109.1 MB. Free memory is still 83.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 589.33 ms. Allocated memory is still 109.1 MB. Free memory was 65.5 MB in the beginning and 74.4 MB in the end (delta: -8.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 120.01 ms. Allocated memory is still 109.1 MB. Free memory was 74.4 MB in the beginning and 69.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 61.01 ms. Allocated memory is still 109.1 MB. Free memory was 69.3 MB in the beginning and 65.9 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1232.24 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 65.9 MB in the beginning and 77.9 MB in the end (delta: -12.0 MB). Peak memory consumption was 39.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 10758.02 ms. Allocated memory was 132.1 MB in the beginning and 165.7 MB in the end (delta: 33.6 MB). Free memory was 77.0 MB in the beginning and 133.5 MB in the end (delta: -56.4 MB). Peak memory consumption was 73.2 MB. Max. memory is 16.1 GB. * Witness Printer took 189.71 ms. Allocated memory is still 165.7 MB. Free memory was 133.5 MB in the beginning and 117.6 MB in the end (delta: 15.9 MB). Peak memory consumption was 14.7 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: 420]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 420]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 420]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 195 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 10.6s, OverallIterations: 13, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1678 SDtfs, 1593 SDslu, 2222 SDs, 0 SdLazy, 287 SolverSat, 71 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 131 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=568occurred in iteration=10, InterpolantAutomatonStates: 63, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 13 MinimizatonAttempts, 1343 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 69 PreInvPairs, 367 NumberOfFragments, 1116 HoareAnnotationTreeSize, 69 FomulaSimplifications, 278978 FormulaSimplificationTreeSizeReduction, 2.1s HoareSimplificationTime, 69 FomulaSimplificationsInter, 49336 FormulaSimplificationTreeSizeReductionInter, 3.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 519 NumberOfCodeBlocks, 519 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 505 ConstructedInterpolants, 0 QuantifiedInterpolants, 898 SizeOfPredicates, 0 NumberOfNonLiveVariables, 452 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 14 InterpolantComputations, 13 PerfectInterpolantSequences, 83/84 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: 471]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((((tmp == 0 && splverifierCounter == 0) && pumpRunning == 0) && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && 0 == systemActive)) || ((((((1 <= pumpRunning && tmp == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && 0 == systemActive) && \result == 1) - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 1) && 0 == systemActive) || ((((1 <= pumpRunning && splverifierCounter == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1)) || (((1 <= pumpRunning && splverifierCounter == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 0 == systemActive)) || ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: (((1 <= pumpRunning && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && tmp___0 == 0) && pumpRunning == 0) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: (((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && methaneLevelCritical == 1) && 1 <= \result) && \result == 1) || ((((1 <= pumpRunning && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) || (((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 1) && 0 == systemActive) && \result == 1)) || (((((1 <= pumpRunning && splverifierCounter == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 808]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) || ((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 1) - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 991]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 1) && 0 == systemActive) && \result == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 0) && methaneLevelCritical == 0) && 0 == systemActive)) || (((((1 <= pumpRunning && splverifierCounter == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((1 <= pumpRunning && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((((tmp == 0 && splverifierCounter == 0) && pumpRunning == 0) && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && 0 == systemActive)) || ((((((1 <= pumpRunning && tmp == 0) && splverifierCounter == 0) && methAndRunningLastTime == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && 0 == systemActive) && \result == 1) - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: (((1 <= pumpRunning && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1) || ((((1 <= pumpRunning && splverifierCounter == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 1) && 0 == systemActive) || ((((1 <= pumpRunning && splverifierCounter == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1)) || (((1 <= pumpRunning && splverifierCounter == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 0 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 596]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && \result == 1) && 1 == systemActive) && methaneLevelCritical == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 1019]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1009]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 1) && 0 == systemActive)) || ((((1 <= pumpRunning && splverifierCounter == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1)) || (((1 <= pumpRunning && splverifierCounter == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (((splverifierCounter == 0 && pumpRunning == 0) && methaneLevelCritical == 0) && 0 == systemActive)) || ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 1 == systemActive) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 0) && 0 == systemActive)) || ((((1 <= pumpRunning && splverifierCounter == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1)) || (((1 <= pumpRunning && splverifierCounter == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || ((((1 <= pumpRunning && splverifierCounter == 0) && 1 == systemActive) && methaneLevelCritical == 1) && \result == 1)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && methaneLevelCritical == 1) && 0 == systemActive)) || ((((splverifierCounter == 0 && pumpRunning == 0) && methAndRunningLastTime == 0) && 1 == systemActive) && methaneLevelCritical == 1) RESULT: Ultimate proved your program to be correct! [2021-10-28 09:31:56,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1744d37e-c80c-4bdb-aa83-cce9edb2b08a/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...