./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product30.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7750ba04-c293-48b0-a830-32e634a3c07d/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7750ba04-c293-48b0-a830-32e634a3c07d/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7750ba04-c293-48b0-a830-32e634a3c07d/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7750ba04-c293-48b0-a830-32e634a3c07d/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product30.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7750ba04-c293-48b0-a830-32e634a3c07d/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7750ba04-c293-48b0-a830-32e634a3c07d/bin/uautomizer-WNIpwEf4Nt --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 29e1776280b08715eabf298fe4ff149758448bf2 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:14:04,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:14:04,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:14:04,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:14:04,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:14:04,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:14:04,959 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:14:04,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:14:04,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:14:04,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:14:04,968 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:14:04,970 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:14:04,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:14:04,972 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:14:04,974 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:14:04,976 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:14:04,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:14:04,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:14:04,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:14:04,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:14:04,988 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:14:04,990 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:14:04,993 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:14:04,994 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:14:04,998 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:14:04,999 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:14:05,000 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:14:05,001 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:14:05,002 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:14:05,004 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:14:05,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:14:05,006 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:14:05,007 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:14:05,009 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:14:05,010 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:14:05,011 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:14:05,012 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:14:05,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:14:05,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:14:05,015 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:14:05,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:14:05,017 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7750ba04-c293-48b0-a830-32e634a3c07d/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 00:14:05,054 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:14:05,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:14:05,055 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:14:05,055 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:14:05,057 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:14:05,057 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:14:05,057 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:14:05,058 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:14:05,058 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:14:05,058 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:14:05,058 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:14:05,059 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:14:05,059 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:14:05,059 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:14:05,059 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:14:05,060 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:14:05,060 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:14:05,060 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:14:05,061 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:14:05,061 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:14:05,061 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:14:05,061 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:14:05,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:14:05,062 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:14:05,062 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:14:05,063 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:14:05,063 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:14:05,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:14:05,063 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:14:05,064 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:14:05,064 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_7750ba04-c293-48b0-a830-32e634a3c07d/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7750ba04-c293-48b0-a830-32e634a3c07d/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29e1776280b08715eabf298fe4ff149758448bf2 [2021-10-13 00:14:05,394 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:14:05,424 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:14:05,428 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:14:05,431 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:14:05,432 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:14:05,433 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7750ba04-c293-48b0-a830-32e634a3c07d/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/product-lines/minepump_spec4_product30.cil.c [2021-10-13 00:14:05,520 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7750ba04-c293-48b0-a830-32e634a3c07d/bin/uautomizer-WNIpwEf4Nt/data/306409e40/6500bbeecc7946afa7f96484faf3c162/FLAG5b2e8f22e [2021-10-13 00:14:06,147 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:14:06,148 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7750ba04-c293-48b0-a830-32e634a3c07d/sv-benchmarks/c/product-lines/minepump_spec4_product30.cil.c [2021-10-13 00:14:06,168 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7750ba04-c293-48b0-a830-32e634a3c07d/bin/uautomizer-WNIpwEf4Nt/data/306409e40/6500bbeecc7946afa7f96484faf3c162/FLAG5b2e8f22e [2021-10-13 00:14:06,453 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7750ba04-c293-48b0-a830-32e634a3c07d/bin/uautomizer-WNIpwEf4Nt/data/306409e40/6500bbeecc7946afa7f96484faf3c162 [2021-10-13 00:14:06,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:14:06,458 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:14:06,460 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:14:06,460 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:14:06,467 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:14:06,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:14:06" (1/1) ... [2021-10-13 00:14:06,469 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4606e326 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:14:06, skipping insertion in model container [2021-10-13 00:14:06,469 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:14:06" (1/1) ... [2021-10-13 00:14:06,479 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:14:06,530 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:14:06,879 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_7750ba04-c293-48b0-a830-32e634a3c07d/sv-benchmarks/c/product-lines/minepump_spec4_product30.cil.c[17899,17912] [2021-10-13 00:14:06,883 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:14:06,895 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:14:07,031 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_7750ba04-c293-48b0-a830-32e634a3c07d/sv-benchmarks/c/product-lines/minepump_spec4_product30.cil.c[17899,17912] [2021-10-13 00:14:07,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:14:07,074 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:14:07,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:14:07 WrapperNode [2021-10-13 00:14:07,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:14:07,076 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:14:07,076 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:14:07,076 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:14:07,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:14:07" (1/1) ... [2021-10-13 00:14:07,105 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:14:07" (1/1) ... [2021-10-13 00:14:07,175 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:14:07,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:14:07,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:14:07,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:14:07,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:14:07" (1/1) ... [2021-10-13 00:14:07,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:14:07" (1/1) ... [2021-10-13 00:14:07,214 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:14:07" (1/1) ... [2021-10-13 00:14:07,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:14:07" (1/1) ... [2021-10-13 00:14:07,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:14:07" (1/1) ... [2021-10-13 00:14:07,252 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:14:07" (1/1) ... [2021-10-13 00:14:07,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:14:07" (1/1) ... [2021-10-13 00:14:07,268 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:14:07,272 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:14:07,273 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:14:07,273 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:14:07,275 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:14:07" (1/1) ... [2021-10-13 00:14:07,284 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:14:07,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7750ba04-c293-48b0-a830-32e634a3c07d/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:14:07,318 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7750ba04-c293-48b0-a830-32e634a3c07d/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:14:07,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7750ba04-c293-48b0-a830-32e634a3c07d/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:14:07,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:14:07,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:14:07,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:14:07,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:14:08,511 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:14:08,511 INFO L299 CfgBuilder]: Removed 158 assume(true) statements. [2021-10-13 00:14:08,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:14:08 BoogieIcfgContainer [2021-10-13 00:14:08,514 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:14:08,522 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:14:08,522 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:14:08,527 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:14:08,527 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:14:06" (1/3) ... [2021-10-13 00:14:08,528 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b1925b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:14:08, skipping insertion in model container [2021-10-13 00:14:08,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:14:07" (2/3) ... [2021-10-13 00:14:08,529 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b1925b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:14:08, skipping insertion in model container [2021-10-13 00:14:08,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:14:08" (3/3) ... [2021-10-13 00:14:08,531 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product30.cil.c [2021-10-13 00:14:08,537 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:14:08,537 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 00:14:08,604 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 00:14:08,612 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, mConcurrency=FINITE_AUTOMATA, 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 [2021-10-13 00:14:08,612 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 00:14:08,639 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 101 states have (on average 1.5445544554455446) internal successors, (156), 104 states have internal predecessors, (156), 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) [2021-10-13 00:14:08,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 00:14:08,648 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:14:08,649 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:14:08,650 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:14:08,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:14:08,656 INFO L82 PathProgramCache]: Analyzing trace with hash -1818136157, now seen corresponding path program 1 times [2021-10-13 00:14:08,664 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:14:08,664 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672134084] [2021-10-13 00:14:08,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:14:08,666 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:14:08,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:14:09,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:14:09,082 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:14:09,082 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672134084] [2021-10-13 00:14:09,083 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [672134084] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:14:09,083 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:14:09,084 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:14:09,085 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586229612] [2021-10-13 00:14:09,090 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 00:14:09,090 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:14:09,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 00:14:09,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 00:14:09,114 INFO L87 Difference]: Start difference. First operand has 105 states, 101 states have (on average 1.5445544554455446) internal successors, (156), 104 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:14:09,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:14:09,185 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2021-10-13 00:14:09,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 00:14:09,187 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-13 00:14:09,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:14:09,207 INFO L225 Difference]: With dead ends: 204 [2021-10-13 00:14:09,207 INFO L226 Difference]: Without dead ends: 101 [2021-10-13 00:14:09,212 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 00:14:09,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2021-10-13 00:14:09,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2021-10-13 00:14:09,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 98 states have (on average 1.469387755102041) internal successors, (144), 100 states have internal predecessors, (144), 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) [2021-10-13 00:14:09,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2021-10-13 00:14:09,294 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2021-10-13 00:14:09,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:14:09,296 INFO L470 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2021-10-13 00:14:09,296 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:14:09,296 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2021-10-13 00:14:09,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-13 00:14:09,300 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:14:09,300 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:14:09,301 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 00:14:09,301 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:14:09,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:14:09,307 INFO L82 PathProgramCache]: Analyzing trace with hash 1430074242, now seen corresponding path program 1 times [2021-10-13 00:14:09,307 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:14:09,308 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212817830] [2021-10-13 00:14:09,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:14:09,308 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:14:09,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:14:09,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:14:09,430 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:14:09,431 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212817830] [2021-10-13 00:14:09,431 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212817830] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:14:09,431 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:14:09,432 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:14:09,432 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266561280] [2021-10-13 00:14:09,434 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:14:09,434 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:14:09,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:14:09,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:14:09,440 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:14:09,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:14:09,453 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2021-10-13 00:14:09,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:14:09,460 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-13 00:14:09,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:14:09,461 INFO L225 Difference]: With dead ends: 101 [2021-10-13 00:14:09,462 INFO L226 Difference]: Without dead ends: 43 [2021-10-13 00:14:09,463 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:14:09,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-10-13 00:14:09,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-10-13 00:14:09,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 42 states have (on average 1.4523809523809523) internal successors, (61), 42 states have internal predecessors, (61), 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) [2021-10-13 00:14:09,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2021-10-13 00:14:09,470 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2021-10-13 00:14:09,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:14:09,470 INFO L470 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2021-10-13 00:14:09,471 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:14:09,471 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2021-10-13 00:14:09,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-13 00:14:09,476 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:14:09,476 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:14:09,477 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 00:14:09,477 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:14:09,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:14:09,480 INFO L82 PathProgramCache]: Analyzing trace with hash 1358801466, now seen corresponding path program 1 times [2021-10-13 00:14:09,480 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:14:09,481 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97620705] [2021-10-13 00:14:09,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:14:09,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:14:09,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:14:09,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:14:09,676 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:14:09,677 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97620705] [2021-10-13 00:14:09,677 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97620705] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:14:09,678 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:14:09,678 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 00:14:09,678 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964826397] [2021-10-13 00:14:09,679 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:14:09,679 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:14:09,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:14:09,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:14:09,681 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:14:09,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:14:09,766 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2021-10-13 00:14:09,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 00:14:09,770 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-13 00:14:09,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:14:09,774 INFO L225 Difference]: With dead ends: 80 [2021-10-13 00:14:09,775 INFO L226 Difference]: Without dead ends: 43 [2021-10-13 00:14:09,776 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 58.9ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:14:09,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-10-13 00:14:09,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-10-13 00:14:09,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 42 states have (on average 1.4285714285714286) internal successors, (60), 42 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) [2021-10-13 00:14:09,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2021-10-13 00:14:09,790 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2021-10-13 00:14:09,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:14:09,791 INFO L470 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2021-10-13 00:14:09,792 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 5 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:14:09,792 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2021-10-13 00:14:09,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 00:14:09,794 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:14:09,794 INFO L512 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] [2021-10-13 00:14:09,794 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 00:14:09,795 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:14:09,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:14:09,798 INFO L82 PathProgramCache]: Analyzing trace with hash 2042078472, now seen corresponding path program 1 times [2021-10-13 00:14:09,798 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:14:09,799 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817790804] [2021-10-13 00:14:09,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:14:09,800 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:14:09,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:14:09,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:14:09,947 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:14:09,948 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817790804] [2021-10-13 00:14:09,948 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817790804] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:14:09,949 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:14:09,949 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-13 00:14:09,949 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462142196] [2021-10-13 00:14:09,950 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 00:14:09,950 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:14:09,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 00:14:09,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-10-13 00:14:09,951 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 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) [2021-10-13 00:14:10,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:14:10,447 INFO L93 Difference]: Finished difference Result 286 states and 428 transitions. [2021-10-13 00:14:10,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-13 00:14:10,448 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 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 [2021-10-13 00:14:10,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:14:10,454 INFO L225 Difference]: With dead ends: 286 [2021-10-13 00:14:10,455 INFO L226 Difference]: Without dead ends: 249 [2021-10-13 00:14:10,457 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 160.6ms TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2021-10-13 00:14:10,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2021-10-13 00:14:10,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 108. [2021-10-13 00:14:10,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 107 states have (on average 1.439252336448598) internal successors, (154), 107 states have internal predecessors, (154), 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) [2021-10-13 00:14:10,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 154 transitions. [2021-10-13 00:14:10,505 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 154 transitions. Word has length 24 [2021-10-13 00:14:10,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:14:10,506 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 154 transitions. [2021-10-13 00:14:10,507 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.0) internal successors, (24), 7 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) [2021-10-13 00:14:10,507 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 154 transitions. [2021-10-13 00:14:10,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-13 00:14:10,514 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:14:10,515 INFO L512 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] [2021-10-13 00:14:10,515 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 00:14:10,515 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:14:10,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:14:10,516 INFO L82 PathProgramCache]: Analyzing trace with hash 1913417034, now seen corresponding path program 1 times [2021-10-13 00:14:10,516 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:14:10,517 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667393760] [2021-10-13 00:14:10,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:14:10,518 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:14:10,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:14:10,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:14:10,623 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:14:10,624 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667393760] [2021-10-13 00:14:10,624 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1667393760] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:14:10,624 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:14:10,625 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:14:10,625 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994502714] [2021-10-13 00:14:10,627 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:14:10,627 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:14:10,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:14:10,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:14:10,628 INFO L87 Difference]: Start difference. First operand 108 states and 154 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 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) [2021-10-13 00:14:10,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:14:10,653 INFO L93 Difference]: Finished difference Result 165 states and 237 transitions. [2021-10-13 00:14:10,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:14:10,653 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 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 25 [2021-10-13 00:14:10,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:14:10,655 INFO L225 Difference]: With dead ends: 165 [2021-10-13 00:14:10,655 INFO L226 Difference]: Without dead ends: 63 [2021-10-13 00:14:10,659 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:14:10,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2021-10-13 00:14:10,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2021-10-13 00:14:10,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 62 states have (on average 1.2903225806451613) internal successors, (80), 62 states have internal predecessors, (80), 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) [2021-10-13 00:14:10,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 80 transitions. [2021-10-13 00:14:10,670 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 80 transitions. Word has length 25 [2021-10-13 00:14:10,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:14:10,671 INFO L470 AbstractCegarLoop]: Abstraction has 63 states and 80 transitions. [2021-10-13 00:14:10,672 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 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) [2021-10-13 00:14:10,672 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 80 transitions. [2021-10-13 00:14:10,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-13 00:14:10,674 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:14:10,675 INFO L512 BasicCegarLoop]: trace histogram [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] [2021-10-13 00:14:10,675 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 00:14:10,676 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:14:10,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:14:10,677 INFO L82 PathProgramCache]: Analyzing trace with hash -1809526981, now seen corresponding path program 1 times [2021-10-13 00:14:10,677 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:14:10,678 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108338628] [2021-10-13 00:14:10,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:14:10,678 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:14:10,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:14:10,802 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:14:10,803 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:14:10,803 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108338628] [2021-10-13 00:14:10,803 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108338628] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 00:14:10,804 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1927384300] [2021-10-13 00:14:10,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:14:10,804 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:14:10,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7750ba04-c293-48b0-a830-32e634a3c07d/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:14:10,809 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7750ba04-c293-48b0-a830-32e634a3c07d/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 00:14:10,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7750ba04-c293-48b0-a830-32e634a3c07d/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-13 00:14:10,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:14:10,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-13 00:14:10,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:14:11,265 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:14:11,265 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1927384300] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:14:11,266 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-13 00:14:11,266 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2021-10-13 00:14:11,266 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700025551] [2021-10-13 00:14:11,267 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 00:14:11,267 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:14:11,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 00:14:11,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:14:11,269 INFO L87 Difference]: Start difference. First operand 63 states and 80 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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) [2021-10-13 00:14:11,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:14:11,396 INFO L93 Difference]: Finished difference Result 81 states and 104 transitions. [2021-10-13 00:14:11,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 00:14:11,397 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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 41 [2021-10-13 00:14:11,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:14:11,398 INFO L225 Difference]: With dead ends: 81 [2021-10-13 00:14:11,398 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 00:14:11,399 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.1ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:14:11,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 00:14:11,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 00:14:11,400 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) [2021-10-13 00:14:11,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 00:14:11,400 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2021-10-13 00:14:11,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:14:11,401 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:14:11,401 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 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) [2021-10-13 00:14:11,402 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:14:11,402 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 00:14:11,418 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:14:11,419 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:14:11,419 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:14:11,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7750ba04-c293-48b0-a830-32e634a3c07d/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-13 00:14:11,633 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7750ba04-c293-48b0-a830-32e634a3c07d/bin/uautomizer-WNIpwEf4Nt/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 00:14:11,636 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 00:14:11,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,644 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,645 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,647 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,648 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,649 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,653 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,671 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,672 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,673 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,678 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,679 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,680 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,686 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,688 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,691 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,692 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,692 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,693 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,694 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,716 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,738 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,739 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,782 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,783 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,785 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,787 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,804 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,805 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,807 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,816 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:11,817 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:14:12,433 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 946) no Hoare annotation was computed. [2021-10-13 00:14:12,433 INFO L853 garLoopResultBuilder]: At program point L433(lines 384 434) the Hoare annotation is: false [2021-10-13 00:14:12,433 INFO L853 garLoopResultBuilder]: At program point L929(lines 1 949) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-13 00:14:12,434 INFO L857 garLoopResultBuilder]: For program point L236(lines 236 253) no Hoare annotation was computed. [2021-10-13 00:14:12,434 INFO L857 garLoopResultBuilder]: For program point L236-1(lines 236 253) no Hoare annotation was computed. [2021-10-13 00:14:12,434 INFO L857 garLoopResultBuilder]: For program point L236-2(lines 236 253) no Hoare annotation was computed. [2021-10-13 00:14:12,434 INFO L853 garLoopResultBuilder]: At program point L867(lines 863 869) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~9 1) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-13 00:14:12,434 INFO L857 garLoopResultBuilder]: For program point L405(lines 405 411) no Hoare annotation was computed. [2021-10-13 00:14:12,435 INFO L853 garLoopResultBuilder]: At program point L405-1(lines 405 411) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1) .cse4) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4))) [2021-10-13 00:14:12,438 INFO L853 garLoopResultBuilder]: At program point L306(lines 301 309) the Hoare annotation is: false [2021-10-13 00:14:12,438 INFO L853 garLoopResultBuilder]: At program point L306-1(lines 301 309) the Hoare annotation is: false [2021-10-13 00:14:12,438 INFO L857 garLoopResultBuilder]: For program point L240(lines 240 248) no Hoare annotation was computed. [2021-10-13 00:14:12,439 INFO L853 garLoopResultBuilder]: At program point L306-2(lines 301 309) the Hoare annotation is: false [2021-10-13 00:14:12,439 INFO L857 garLoopResultBuilder]: For program point L240-1(lines 240 248) no Hoare annotation was computed. [2021-10-13 00:14:12,439 INFO L857 garLoopResultBuilder]: For program point L240-2(lines 240 248) no Hoare annotation was computed. [2021-10-13 00:14:12,440 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 946) no Hoare annotation was computed. [2021-10-13 00:14:12,441 INFO L860 garLoopResultBuilder]: At program point L902(lines 883 905) the Hoare annotation is: true [2021-10-13 00:14:12,446 INFO L857 garLoopResultBuilder]: For program point L210(lines 210 227) no Hoare annotation was computed. [2021-10-13 00:14:12,446 INFO L857 garLoopResultBuilder]: For program point L210-1(lines 210 227) no Hoare annotation was computed. [2021-10-13 00:14:12,447 INFO L857 garLoopResultBuilder]: For program point L210-2(lines 210 227) no Hoare annotation was computed. [2021-10-13 00:14:12,447 INFO L857 garLoopResultBuilder]: For program point L210-3(lines 210 227) no Hoare annotation was computed. [2021-10-13 00:14:12,447 INFO L857 garLoopResultBuilder]: For program point L210-4(lines 210 227) no Hoare annotation was computed. [2021-10-13 00:14:12,447 INFO L857 garLoopResultBuilder]: For program point L210-5(lines 210 227) no Hoare annotation was computed. [2021-10-13 00:14:12,448 INFO L853 garLoopResultBuilder]: At program point L937(lines 932 940) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ~waterLevel~0 1) (not (= 0 ~systemActive~0))) [2021-10-13 00:14:12,448 INFO L853 garLoopResultBuilder]: At program point L178(lines 177 196) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1) .cse4) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4))) [2021-10-13 00:14:12,448 INFO L857 garLoopResultBuilder]: For program point L178-1(lines 178 184) no Hoare annotation was computed. [2021-10-13 00:14:12,449 INFO L853 garLoopResultBuilder]: At program point L178-2(lines 177 196) the Hoare annotation is: false [2021-10-13 00:14:12,449 INFO L857 garLoopResultBuilder]: For program point L79(lines 79 83) no Hoare annotation was computed. [2021-10-13 00:14:12,449 INFO L853 garLoopResultBuilder]: At program point L178-3(lines 177 196) the Hoare annotation is: false [2021-10-13 00:14:12,449 INFO L857 garLoopResultBuilder]: For program point L214(lines 214 222) no Hoare annotation was computed. [2021-10-13 00:14:12,450 INFO L857 garLoopResultBuilder]: For program point L214-1(lines 214 222) no Hoare annotation was computed. [2021-10-13 00:14:12,450 INFO L857 garLoopResultBuilder]: For program point L148(lines 148 161) no Hoare annotation was computed. [2021-10-13 00:14:12,450 INFO L857 garLoopResultBuilder]: For program point L214-2(lines 214 222) no Hoare annotation was computed. [2021-10-13 00:14:12,452 INFO L853 garLoopResultBuilder]: At program point L148-1(lines 1 949) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~0 0)) (<= 2 ~waterLevel~0) (not (= |ULTIMATE.start_getWaterLevel_#res| 0)) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1) .cse4))) [2021-10-13 00:14:12,452 INFO L857 garLoopResultBuilder]: For program point L214-3(lines 214 222) no Hoare annotation was computed. [2021-10-13 00:14:12,452 INFO L857 garLoopResultBuilder]: For program point L148-2(lines 148 161) no Hoare annotation was computed. [2021-10-13 00:14:12,452 INFO L857 garLoopResultBuilder]: For program point L214-4(lines 214 222) no Hoare annotation was computed. [2021-10-13 00:14:12,453 INFO L853 garLoopResultBuilder]: At program point L148-3(lines 1 949) the Hoare annotation is: false [2021-10-13 00:14:12,453 INFO L857 garLoopResultBuilder]: For program point L214-5(lines 214 222) no Hoare annotation was computed. [2021-10-13 00:14:12,453 INFO L857 garLoopResultBuilder]: For program point L148-4(lines 148 161) no Hoare annotation was computed. [2021-10-13 00:14:12,454 INFO L853 garLoopResultBuilder]: At program point L148-5(lines 1 949) the Hoare annotation is: false [2021-10-13 00:14:12,454 INFO L857 garLoopResultBuilder]: For program point L415(lines 415 428) no Hoare annotation was computed. [2021-10-13 00:14:12,455 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 00:14:12,455 INFO L853 garLoopResultBuilder]: At program point L185(lines 185 191) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1) .cse4) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4))) [2021-10-13 00:14:12,456 INFO L857 garLoopResultBuilder]: For program point L152(lines 152 158) no Hoare annotation was computed. [2021-10-13 00:14:12,456 INFO L853 garLoopResultBuilder]: At program point L185-1(lines 185 191) the Hoare annotation is: false [2021-10-13 00:14:12,458 INFO L853 garLoopResultBuilder]: At program point L185-2(lines 185 191) the Hoare annotation is: false [2021-10-13 00:14:12,458 INFO L857 garLoopResultBuilder]: For program point L152-2(lines 152 158) no Hoare annotation was computed. [2021-10-13 00:14:12,461 INFO L857 garLoopResultBuilder]: For program point L152-4(lines 152 158) no Hoare annotation was computed. [2021-10-13 00:14:12,461 INFO L857 garLoopResultBuilder]: For program point L946(line 946) no Hoare annotation was computed. [2021-10-13 00:14:12,462 INFO L857 garLoopResultBuilder]: For program point L946-1(line 946) no Hoare annotation was computed. [2021-10-13 00:14:12,462 INFO L857 garLoopResultBuilder]: For program point L946-2(line 946) no Hoare annotation was computed. [2021-10-13 00:14:12,463 INFO L857 garLoopResultBuilder]: For program point L55(lines 55 59) no Hoare annotation was computed. [2021-10-13 00:14:12,464 INFO L857 garLoopResultBuilder]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2021-10-13 00:14:12,464 INFO L857 garLoopResultBuilder]: For program point L55-6(lines 55 59) no Hoare annotation was computed. [2021-10-13 00:14:12,465 INFO L857 garLoopResultBuilder]: For program point L386(lines 385 432) no Hoare annotation was computed. [2021-10-13 00:14:12,466 INFO L857 garLoopResultBuilder]: For program point L387(lines 387 391) no Hoare annotation was computed. [2021-10-13 00:14:12,466 INFO L857 garLoopResultBuilder]: For program point L355(lines 355 359) no Hoare annotation was computed. [2021-10-13 00:14:12,466 INFO L857 garLoopResultBuilder]: For program point L355-2(lines 355 359) no Hoare annotation was computed. [2021-10-13 00:14:12,466 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 00:14:12,467 INFO L857 garLoopResultBuilder]: For program point L355-3(lines 355 359) no Hoare annotation was computed. [2021-10-13 00:14:12,473 INFO L857 garLoopResultBuilder]: For program point L355-5(lines 355 359) no Hoare annotation was computed. [2021-10-13 00:14:12,474 INFO L857 garLoopResultBuilder]: For program point L355-6(lines 355 359) no Hoare annotation was computed. [2021-10-13 00:14:12,474 INFO L853 garLoopResultBuilder]: At program point L124(lines 119 127) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= |ULTIMATE.start_getWaterLevel_#res| 0))) (.cse3 (= ULTIMATE.start_main_~tmp~9 1)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~waterLevel~0 1) .cse5) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4 .cse5))) [2021-10-13 00:14:12,474 INFO L857 garLoopResultBuilder]: For program point L355-8(lines 355 359) no Hoare annotation was computed. [2021-10-13 00:14:12,474 INFO L853 garLoopResultBuilder]: At program point L124-1(lines 119 127) the Hoare annotation is: false [2021-10-13 00:14:12,475 INFO L857 garLoopResultBuilder]: For program point L355-9(lines 355 359) no Hoare annotation was computed. [2021-10-13 00:14:12,475 INFO L853 garLoopResultBuilder]: At program point L124-2(lines 119 127) the Hoare annotation is: false [2021-10-13 00:14:12,475 INFO L857 garLoopResultBuilder]: For program point L355-11(lines 355 359) no Hoare annotation was computed. [2021-10-13 00:14:12,475 INFO L857 garLoopResultBuilder]: For program point L355-12(lines 355 359) no Hoare annotation was computed. [2021-10-13 00:14:12,476 INFO L857 garLoopResultBuilder]: For program point L355-14(lines 355 359) no Hoare annotation was computed. [2021-10-13 00:14:12,476 INFO L857 garLoopResultBuilder]: For program point L355-15(lines 355 359) no Hoare annotation was computed. [2021-10-13 00:14:12,476 INFO L857 garLoopResultBuilder]: For program point L355-17(lines 355 359) no Hoare annotation was computed. [2021-10-13 00:14:12,476 INFO L853 garLoopResultBuilder]: At program point L92(lines 87 95) the Hoare annotation is: false [2021-10-13 00:14:12,476 INFO L853 garLoopResultBuilder]: At program point L92-1(lines 87 95) the Hoare annotation is: false [2021-10-13 00:14:12,477 INFO L853 garLoopResultBuilder]: At program point L92-2(lines 87 95) the Hoare annotation is: false [2021-10-13 00:14:12,477 INFO L853 garLoopResultBuilder]: At program point L819-2(lines 819 833) the Hoare annotation is: false [2021-10-13 00:14:12,477 INFO L857 garLoopResultBuilder]: For program point L423(lines 423 427) no Hoare annotation was computed. [2021-10-13 00:14:12,477 INFO L853 garLoopResultBuilder]: At program point L423-2(lines 178 184) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1) .cse4) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4))) [2021-10-13 00:14:12,478 INFO L857 garLoopResultBuilder]: For program point L820(line 820) no Hoare annotation was computed. [2021-10-13 00:14:12,478 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 00:14:12,478 INFO L857 garLoopResultBuilder]: For program point L823(lines 823 827) no Hoare annotation was computed. [2021-10-13 00:14:12,478 INFO L857 garLoopResultBuilder]: For program point L823-1(lines 178 184) no Hoare annotation was computed. [2021-10-13 00:14:12,478 INFO L853 garLoopResultBuilder]: At program point L361(lines 346 364) the Hoare annotation is: false [2021-10-13 00:14:12,479 INFO L853 garLoopResultBuilder]: At program point L361-1(lines 346 364) the Hoare annotation is: false [2021-10-13 00:14:12,479 INFO L853 garLoopResultBuilder]: At program point L361-2(lines 346 364) the Hoare annotation is: false [2021-10-13 00:14:12,479 INFO L853 garLoopResultBuilder]: At program point L361-3(lines 346 364) the Hoare annotation is: false [2021-10-13 00:14:12,479 INFO L853 garLoopResultBuilder]: At program point L361-4(lines 346 364) the Hoare annotation is: false [2021-10-13 00:14:12,480 INFO L853 garLoopResultBuilder]: At program point L361-5(lines 346 364) the Hoare annotation is: false [2021-10-13 00:14:12,480 INFO L857 garLoopResultBuilder]: For program point L395(lines 395 401) no Hoare annotation was computed. [2021-10-13 00:14:12,480 INFO L853 garLoopResultBuilder]: At program point L395-1(lines 395 401) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~9 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2 .cse3 (= ~waterLevel~0 1) .cse4) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3 .cse4))) [2021-10-13 00:14:12,480 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 00:14:12,481 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 946) no Hoare annotation was computed. [2021-10-13 00:14:12,481 INFO L853 garLoopResultBuilder]: At program point L297(lines 290 300) the Hoare annotation is: false [2021-10-13 00:14:12,485 INFO L853 garLoopResultBuilder]: At program point L297-1(lines 290 300) the Hoare annotation is: false [2021-10-13 00:14:12,485 INFO L853 garLoopResultBuilder]: At program point L297-2(lines 290 300) the Hoare annotation is: false [2021-10-13 00:14:12,485 INFO L853 garLoopResultBuilder]: At program point L133(lines 128 136) the Hoare annotation is: false [2021-10-13 00:14:12,486 INFO L853 garLoopResultBuilder]: At program point L133-1(lines 128 136) the Hoare annotation is: false [2021-10-13 00:14:12,486 INFO L857 garLoopResultBuilder]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-10-13 00:14:12,486 INFO L853 garLoopResultBuilder]: At program point L133-2(lines 128 136) the Hoare annotation is: false [2021-10-13 00:14:12,486 INFO L853 garLoopResultBuilder]: At program point L133-3(lines 128 136) the Hoare annotation is: false [2021-10-13 00:14:12,486 INFO L853 garLoopResultBuilder]: At program point L133-4(lines 128 136) the Hoare annotation is: false [2021-10-13 00:14:12,487 INFO L853 garLoopResultBuilder]: At program point L133-5(lines 128 136) the Hoare annotation is: false [2021-10-13 00:14:12,487 INFO L857 garLoopResultBuilder]: For program point L893(lines 893 900) no Hoare annotation was computed. [2021-10-13 00:14:12,487 INFO L860 garLoopResultBuilder]: At program point L893-1(lines 893 900) the Hoare annotation is: true [2021-10-13 00:14:12,492 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 00:14:12,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:14:12 BoogieIcfgContainer [2021-10-13 00:14:12,556 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:14:12,557 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:14:12,557 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:14:12,557 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:14:12,558 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:14:08" (3/4) ... [2021-10-13 00:14:12,562 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 00:14:12,594 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 00:14:12,596 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 00:14:12,597 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 00:14:12,599 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 00:14:12,600 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 00:14:12,602 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:14:12,603 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:14:12,638 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-13 00:14:12,638 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) [2021-10-13 00:14:12,638 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && 2 <= waterLevel) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) [2021-10-13 00:14:12,639 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-13 00:14:12,640 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-13 00:14:12,642 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-13 00:14:12,643 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-13 00:14:12,643 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-13 00:14:12,646 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-10-13 00:14:12,735 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7750ba04-c293-48b0-a830-32e634a3c07d/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 00:14:12,735 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:14:12,737 INFO L168 Benchmark]: Toolchain (without parser) took 6277.99 ms. Allocated memory was 92.3 MB in the beginning and 148.9 MB in the end (delta: 56.6 MB). Free memory was 59.6 MB in the beginning and 73.7 MB in the end (delta: -14.1 MB). Peak memory consumption was 42.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:14:12,737 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 92.3 MB. Free memory is still 46.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:14:12,738 INFO L168 Benchmark]: CACSL2BoogieTranslator took 615.43 ms. Allocated memory is still 92.3 MB. Free memory was 59.4 MB in the beginning and 60.2 MB in the end (delta: -801.3 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:14:12,738 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.02 ms. Allocated memory is still 92.3 MB. Free memory was 60.2 MB in the beginning and 56.6 MB in the end (delta: 3.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:14:12,739 INFO L168 Benchmark]: Boogie Preprocessor took 85.24 ms. Allocated memory is still 92.3 MB. Free memory was 56.6 MB in the beginning and 54.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:14:12,739 INFO L168 Benchmark]: RCFGBuilder took 1242.49 ms. Allocated memory was 92.3 MB in the beginning and 119.5 MB in the end (delta: 27.3 MB). Free memory was 53.9 MB in the beginning and 65.8 MB in the end (delta: -11.9 MB). Peak memory consumption was 18.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:14:12,740 INFO L168 Benchmark]: TraceAbstraction took 4034.09 ms. Allocated memory was 119.5 MB in the beginning and 148.9 MB in the end (delta: 29.4 MB). Free memory was 65.5 MB in the beginning and 83.1 MB in the end (delta: -17.6 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. [2021-10-13 00:14:12,740 INFO L168 Benchmark]: Witness Printer took 178.27 ms. Allocated memory is still 148.9 MB. Free memory was 83.1 MB in the beginning and 73.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:14:12,743 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 92.3 MB. Free memory is still 46.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 615.43 ms. Allocated memory is still 92.3 MB. Free memory was 59.4 MB in the beginning and 60.2 MB in the end (delta: -801.3 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 99.02 ms. Allocated memory is still 92.3 MB. Free memory was 60.2 MB in the beginning and 56.6 MB in the end (delta: 3.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 85.24 ms. Allocated memory is still 92.3 MB. Free memory was 56.6 MB in the beginning and 54.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1242.49 ms. Allocated memory was 92.3 MB in the beginning and 119.5 MB in the end (delta: 27.3 MB). Free memory was 53.9 MB in the beginning and 65.8 MB in the end (delta: -11.9 MB). Peak memory consumption was 18.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4034.09 ms. Allocated memory was 119.5 MB in the beginning and 148.9 MB in the end (delta: 29.4 MB). Free memory was 65.5 MB in the beginning and 83.1 MB in the end (delta: -17.6 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. * Witness Printer took 178.27 ms. Allocated memory is still 148.9 MB. Free memory was 83.1 MB in the beginning and 73.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 946]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 946]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 946]: 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, 105 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3890.7ms, OverallIterations: 6, TraceHistogramMax: 2, EmptinessCheckTime: 53.2ms, AutomataDifference: 913.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 798.2ms, InitialAbstractionConstructionTime: 16.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 434 SDtfs, 739 SDslu, 539 SDs, 0 SdLazy, 116 SolverSat, 19 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 351.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 74 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 239.9ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=108occurred in iteration=4, InterpolantAutomatonStates: 30, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 142.1ms AutomataMinimizationTime, 6 MinimizatonAttempts, 141 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 43 LocationsWithAnnotation, 43 PreInvPairs, 59 NumberOfFragments, 378 HoareAnnotationTreeSize, 43 FomulaSimplifications, 448 FormulaSimplificationTreeSizeReduction, 176.3ms HoareSimplificationTime, 43 FomulaSimplificationsInter, 109 FormulaSimplificationTreeSizeReductionInter, 606.2ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 74.4ms SsaConstructionTime, 418.6ms SatisfiabilityAnalysisTime, 848.2ms InterpolantComputationTime, 186 NumberOfCodeBlocks, 186 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 179 ConstructedInterpolants, 0 QuantifiedInterpolants, 381 SizeOfPredicates, 0 NumberOfNonLiveVariables, 382 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 27/32 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: 384]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 819]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0 && pumpRunning == 0) && !(tmp == 0)) && 2 <= waterLevel) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0 && pumpRunning == 0) && !(\result == 0)) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || ((((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && !(\result == 0)) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 932]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && waterLevel == 1) && !(0 == systemActive) - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && waterLevel == 1) && !(0 == systemActive)) || (((((splverifierCounter == 0 && pumpRunning == 0) && 2 <= waterLevel) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 290]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-13 00:14:12,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7750ba04-c293-48b0-a830-32e634a3c07d/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...