./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product20.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26f82f30-5f88-4dca-867b-9a0b513afcb7/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26f82f30-5f88-4dca-867b-9a0b513afcb7/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26f82f30-5f88-4dca-867b-9a0b513afcb7/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26f82f30-5f88-4dca-867b-9a0b513afcb7/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product20.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26f82f30-5f88-4dca-867b-9a0b513afcb7/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26f82f30-5f88-4dca-867b-9a0b513afcb7/bin/ukojak-Rh5K9KB4LI --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8c57aad23cdcf8081ba5352d473aea77ba42b47e93421a900d6921ce930c9593 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:03:01,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:03:01,929 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:03:02,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:03:02,007 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:03:02,014 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:03:02,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:03:02,024 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:03:02,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:03:02,038 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:03:02,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:03:02,042 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:03:02,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:03:02,047 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:03:02,051 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:03:02,054 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:03:02,063 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:03:02,064 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:03:02,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:03:02,070 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:03:02,072 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:03:02,074 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:03:02,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:03:02,078 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:03:02,082 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:03:02,083 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:03:02,083 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:03:02,085 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:03:02,085 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:03:02,087 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:03:02,088 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:03:02,089 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:03:02,090 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:03:02,091 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:03:02,093 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:03:02,093 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:03:02,095 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:03:02,095 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:03:02,095 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:03:02,097 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:03:02,098 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:03:02,099 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26f82f30-5f88-4dca-867b-9a0b513afcb7/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:03:02,133 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:03:02,139 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:03:02,141 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:03:02,143 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:03:02,144 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:03:02,144 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:03:02,145 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:03:02,145 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:03:02,146 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:03:02,146 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:03:02,148 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:03:02,152 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:03:02,152 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:03:02,153 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:03:02,153 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:03:02,153 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:03:02,154 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:03:02,154 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:03:02,154 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:03:02,155 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:03:02,155 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:03:02,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:03:02,156 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:03:02,156 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:03:02,156 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:03:02,157 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:03:02,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:03:02,157 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:03:02,158 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_26f82f30-5f88-4dca-867b-9a0b513afcb7/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26f82f30-5f88-4dca-867b-9a0b513afcb7/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c57aad23cdcf8081ba5352d473aea77ba42b47e93421a900d6921ce930c9593 [2021-10-29 03:03:02,541 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:03:02,570 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:03:02,573 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:03:02,575 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:03:02,577 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:03:02,578 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26f82f30-5f88-4dca-867b-9a0b513afcb7/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec2_product20.cil.c [2021-10-29 03:03:02,672 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26f82f30-5f88-4dca-867b-9a0b513afcb7/bin/ukojak-Rh5K9KB4LI/data/b2d1a6ad7/f598ad8a55fc48d995f56259845188bf/FLAGf5399aecc [2021-10-29 03:03:03,329 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:03:03,330 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26f82f30-5f88-4dca-867b-9a0b513afcb7/sv-benchmarks/c/product-lines/minepump_spec2_product20.cil.c [2021-10-29 03:03:03,367 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26f82f30-5f88-4dca-867b-9a0b513afcb7/bin/ukojak-Rh5K9KB4LI/data/b2d1a6ad7/f598ad8a55fc48d995f56259845188bf/FLAGf5399aecc [2021-10-29 03:03:03,583 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26f82f30-5f88-4dca-867b-9a0b513afcb7/bin/ukojak-Rh5K9KB4LI/data/b2d1a6ad7/f598ad8a55fc48d995f56259845188bf [2021-10-29 03:03:03,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:03:03,589 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:03:03,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:03:03,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:03:03,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:03:03,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:03:03" (1/1) ... [2021-10-29 03:03:03,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d3781b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:03, skipping insertion in model container [2021-10-29 03:03:03,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:03:03" (1/1) ... [2021-10-29 03:03:03,609 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:03:03,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:03:04,085 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_26f82f30-5f88-4dca-867b-9a0b513afcb7/sv-benchmarks/c/product-lines/minepump_spec2_product20.cil.c[15113,15126] [2021-10-29 03:03:04,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:03:04,153 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:03:04,252 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_26f82f30-5f88-4dca-867b-9a0b513afcb7/sv-benchmarks/c/product-lines/minepump_spec2_product20.cil.c[15113,15126] [2021-10-29 03:03:04,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:03:04,308 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:03:04,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:04 WrapperNode [2021-10-29 03:03:04,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:03:04,310 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:03:04,310 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:03:04,312 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:03:04,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:04" (1/1) ... [2021-10-29 03:03:04,348 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:04" (1/1) ... [2021-10-29 03:03:04,379 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:03:04,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:03:04,380 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:03:04,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:03:04,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:04" (1/1) ... [2021-10-29 03:03:04,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:04" (1/1) ... [2021-10-29 03:03:04,407 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:04" (1/1) ... [2021-10-29 03:03:04,408 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:04" (1/1) ... [2021-10-29 03:03:04,416 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:04" (1/1) ... [2021-10-29 03:03:04,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:04" (1/1) ... [2021-10-29 03:03:04,439 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:04" (1/1) ... [2021-10-29 03:03:04,455 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:03:04,456 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:03:04,456 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:03:04,457 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:03:04,458 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:03:04" (1/1) ... [2021-10-29 03:03:04,469 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:03:04,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26f82f30-5f88-4dca-867b-9a0b513afcb7/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:03:04,505 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26f82f30-5f88-4dca-867b-9a0b513afcb7/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:03:04,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26f82f30-5f88-4dca-867b-9a0b513afcb7/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:03:04,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:03:04,570 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-10-29 03:03:04,570 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-10-29 03:03:04,570 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 03:03:04,572 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 03:03:04,572 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 03:03:04,572 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 03:03:04,572 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-10-29 03:03:04,573 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-10-29 03:03:04,573 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 03:03:04,573 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 03:03:04,573 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-10-29 03:03:04,574 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-10-29 03:03:04,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:03:04,574 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 03:03:04,574 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 03:03:04,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:03:04,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:03:05,841 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:03:05,841 INFO L299 CfgBuilder]: Removed 38 assume(true) statements. [2021-10-29 03:03:05,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:03:05 BoogieIcfgContainer [2021-10-29 03:03:05,845 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:03:05,846 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:03:05,846 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:03:05,859 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:03:05,860 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:03:05" (1/1) ... [2021-10-29 03:03:05,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:03:05,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:05,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2021-10-29 03:03:05,924 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2021-10-29 03:03:05,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:03:05,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:05,933 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:06,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:06,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:03:06,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:06,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2021-10-29 03:03:06,246 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2021-10-29 03:03:06,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:03:06,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:06,251 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:06,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:06,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:03:06,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:06,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2021-10-29 03:03:06,524 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2021-10-29 03:03:06,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 03:03:06,526 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:06,527 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:06,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:06,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:03:06,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:06,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 60 states and 81 transitions. [2021-10-29 03:03:06,835 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2021-10-29 03:03:06,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:03:06,837 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:06,837 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:06,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:06,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:03:07,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:07,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 68 states and 95 transitions. [2021-10-29 03:03:07,298 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 95 transitions. [2021-10-29 03:03:07,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:03:07,301 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:07,302 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:07,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:07,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:03:07,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:07,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2021-10-29 03:03:07,446 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2021-10-29 03:03:07,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:03:07,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:07,451 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:07,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:07,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:03:07,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:07,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 70 states and 97 transitions. [2021-10-29 03:03:07,561 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 97 transitions. [2021-10-29 03:03:07,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:03:07,568 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:07,569 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:07,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:07,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:03:08,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:08,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 86 states and 130 transitions. [2021-10-29 03:03:08,408 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 130 transitions. [2021-10-29 03:03:08,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:03:08,411 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:08,411 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:08,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:08,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:03:09,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:09,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 97 states and 154 transitions. [2021-10-29 03:03:09,486 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 154 transitions. [2021-10-29 03:03:09,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:03:09,488 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:09,489 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:09,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:09,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:03:09,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:09,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 98 states and 157 transitions. [2021-10-29 03:03:09,669 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 157 transitions. [2021-10-29 03:03:09,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:03:09,671 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:09,671 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:09,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:09,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:03:09,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:09,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 99 states and 158 transitions. [2021-10-29 03:03:09,802 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 158 transitions. [2021-10-29 03:03:09,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:03:09,804 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:09,805 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:09,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:09,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:03:09,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:09,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 100 states and 159 transitions. [2021-10-29 03:03:09,912 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 159 transitions. [2021-10-29 03:03:09,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:03:09,918 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:09,920 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:09,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:10,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:03:10,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:10,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 112 states and 181 transitions. [2021-10-29 03:03:10,634 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 181 transitions. [2021-10-29 03:03:10,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:03:10,636 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:10,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:10,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:10,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:03:10,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:10,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 117 states and 194 transitions. [2021-10-29 03:03:10,837 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 194 transitions. [2021-10-29 03:03:10,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:03:10,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:10,840 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:10,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:10,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:03:10,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:10,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 118 states and 194 transitions. [2021-10-29 03:03:10,911 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 194 transitions. [2021-10-29 03:03:10,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:03:10,913 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:10,914 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:10,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:10,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:03:11,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:11,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 123 states and 204 transitions. [2021-10-29 03:03:11,165 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 204 transitions. [2021-10-29 03:03:11,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:03:11,166 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:11,167 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:11,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:11,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:03:11,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:11,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 124 states and 205 transitions. [2021-10-29 03:03:11,241 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 205 transitions. [2021-10-29 03:03:11,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 03:03:11,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:11,244 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:11,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:11,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:03:11,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:11,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 125 states and 206 transitions. [2021-10-29 03:03:11,347 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 206 transitions. [2021-10-29 03:03:11,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:03:11,350 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:11,351 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:11,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:11,403 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:03:12,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:12,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 134 states and 224 transitions. [2021-10-29 03:03:12,012 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 224 transitions. [2021-10-29 03:03:12,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-29 03:03:12,014 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:12,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:12,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:12,056 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:03:12,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:12,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 135 states and 226 transitions. [2021-10-29 03:03:12,087 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 226 transitions. [2021-10-29 03:03:12,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 03:03:12,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:12,089 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:12,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:12,131 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:03:12,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:12,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 136 states and 227 transitions. [2021-10-29 03:03:12,152 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 227 transitions. [2021-10-29 03:03:12,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 03:03:12,154 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:12,154 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:12,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:12,551 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:03:13,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:13,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 139 states and 234 transitions. [2021-10-29 03:03:13,393 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 234 transitions. [2021-10-29 03:03:13,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 03:03:13,395 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:13,396 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:13,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:13,447 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:03:14,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:14,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 146 states and 249 transitions. [2021-10-29 03:03:14,096 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 249 transitions. [2021-10-29 03:03:14,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 03:03:14,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:14,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:14,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:14,168 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:03:14,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:14,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 147 states and 251 transitions. [2021-10-29 03:03:14,199 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 251 transitions. [2021-10-29 03:03:14,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 03:03:14,201 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:14,202 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:14,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:14,270 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 03:03:14,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:14,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 155 states and 263 transitions. [2021-10-29 03:03:14,439 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 263 transitions. [2021-10-29 03:03:14,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 03:03:14,441 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:14,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:14,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:14,525 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 03:03:14,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:14,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 156 states and 264 transitions. [2021-10-29 03:03:14,547 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 264 transitions. [2021-10-29 03:03:14,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 03:03:14,550 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:14,552 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:14,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:14,664 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:03:16,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:16,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 173 states and 301 transitions. [2021-10-29 03:03:16,482 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 301 transitions. [2021-10-29 03:03:16,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-29 03:03:16,484 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:16,484 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:16,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:16,545 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 03:03:17,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:17,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 173 states and 298 transitions. [2021-10-29 03:03:17,090 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 298 transitions. [2021-10-29 03:03:17,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-29 03:03:17,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:17,093 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:17,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:17,155 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 03:03:18,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:18,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 185 states and 325 transitions. [2021-10-29 03:03:18,776 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 325 transitions. [2021-10-29 03:03:18,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:03:18,778 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:18,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:18,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:18,827 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 03:03:18,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:18,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 187 states and 327 transitions. [2021-10-29 03:03:18,868 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 327 transitions. [2021-10-29 03:03:18,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:03:18,870 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:18,870 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:18,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:18,937 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:03:19,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:19,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 192 states and 332 transitions. [2021-10-29 03:03:19,337 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 332 transitions. [2021-10-29 03:03:19,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-29 03:03:19,340 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:19,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:19,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:19,396 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:03:19,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:19,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 193 states and 333 transitions. [2021-10-29 03:03:19,420 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 333 transitions. [2021-10-29 03:03:19,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 03:03:19,421 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:19,422 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:19,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:19,468 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:03:19,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:19,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 194 states and 334 transitions. [2021-10-29 03:03:19,484 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 334 transitions. [2021-10-29 03:03:19,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-29 03:03:19,486 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:19,486 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:19,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:19,540 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:03:19,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:19,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 195 states and 335 transitions. [2021-10-29 03:03:19,564 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 335 transitions. [2021-10-29 03:03:19,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-29 03:03:19,567 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:19,567 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:19,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:19,617 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 03:03:19,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:19,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 196 states and 336 transitions. [2021-10-29 03:03:19,642 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 336 transitions. [2021-10-29 03:03:19,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-29 03:03:19,644 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:19,644 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:19,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:19,694 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 03:03:19,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:19,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 202 states and 345 transitions. [2021-10-29 03:03:19,866 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 345 transitions. [2021-10-29 03:03:19,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-29 03:03:19,868 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:19,868 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:19,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:19,919 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 03:03:19,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:19,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 203 states and 346 transitions. [2021-10-29 03:03:19,942 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 346 transitions. [2021-10-29 03:03:19,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-29 03:03:19,944 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:19,944 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:19,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:19,986 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 03:03:20,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:20,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 204 states and 349 transitions. [2021-10-29 03:03:20,355 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 349 transitions. [2021-10-29 03:03:20,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-29 03:03:20,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:20,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:20,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:20,433 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 03:03:20,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:20,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 207 states and 352 transitions. [2021-10-29 03:03:20,470 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 352 transitions. [2021-10-29 03:03:20,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-29 03:03:20,472 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:20,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:20,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:20,533 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-29 03:03:20,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:20,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 210 states and 356 transitions. [2021-10-29 03:03:20,557 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 356 transitions. [2021-10-29 03:03:20,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-29 03:03:20,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:20,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:20,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:20,624 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-29 03:03:20,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:20,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 213 states and 361 transitions. [2021-10-29 03:03:20,648 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 361 transitions. [2021-10-29 03:03:20,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-29 03:03:20,650 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:20,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:20,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:20,696 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-29 03:03:20,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:20,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 214 states and 362 transitions. [2021-10-29 03:03:20,721 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 362 transitions. [2021-10-29 03:03:20,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-10-29 03:03:20,723 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:20,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:20,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:20,773 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-10-29 03:03:20,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:20,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 215 states and 363 transitions. [2021-10-29 03:03:20,806 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 363 transitions. [2021-10-29 03:03:20,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-10-29 03:03:20,809 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:20,809 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:20,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:20,856 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-29 03:03:20,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:20,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 82 states and 110 transitions. [2021-10-29 03:03:20,881 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 110 transitions. [2021-10-29 03:03:20,882 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 03:03:20,882 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 44 iterations. [2021-10-29 03:03:20,898 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 03:03:21,264 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:03:21,270 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:03:21,270 INFO L565 CodeCheckObserver]: Invariant with dag size 15 [2021-10-29 03:03:21,276 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:03:21,276 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:03:21,277 INFO L565 CodeCheckObserver]: Invariant with dag size 7 [2021-10-29 03:03:21,277 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:03:21,278 INFO L565 CodeCheckObserver]: Invariant with dag size 11 [2021-10-29 03:03:21,278 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:03:21,279 INFO L565 CodeCheckObserver]: Invariant with dag size 7 [2021-10-29 03:03:21,279 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:03:21,280 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:03:21,280 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:03:21,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:03:21 ImpRootNode [2021-10-29 03:03:21,281 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:03:21,281 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:03:21,282 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:03:21,282 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:03:21,283 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:03:05" (3/4) ... [2021-10-29 03:03:21,286 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 03:03:21,294 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2021-10-29 03:03:21,294 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-10-29 03:03:21,294 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-10-29 03:03:21,295 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-10-29 03:03:21,295 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-10-29 03:03:21,295 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-10-29 03:03:21,296 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-10-29 03:03:21,305 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2021-10-29 03:03:21,306 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2021-10-29 03:03:21,307 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-29 03:03:21,308 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 03:03:21,308 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 03:03:21,309 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:03:21,310 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:03:21,342 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || (!(pumpRunning == 0) && !(methaneLevelCritical == 0))) || (!(pumpRunning == 0) && !(0 == systemActive)) [2021-10-29 03:03:21,342 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) || !(pumpRunning == 0) [2021-10-29 03:03:21,390 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26f82f30-5f88-4dca-867b-9a0b513afcb7/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:03:21,390 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:03:21,392 INFO L168 Benchmark]: Toolchain (without parser) took 17802.25 ms. Allocated memory was 113.2 MB in the beginning and 224.4 MB in the end (delta: 111.1 MB). Free memory was 75.1 MB in the beginning and 182.8 MB in the end (delta: -107.7 MB). Peak memory consumption was 2.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:03:21,393 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 113.2 MB. Free memory was 92.6 MB in the beginning and 92.5 MB in the end (delta: 56.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:03:21,394 INFO L168 Benchmark]: CACSL2BoogieTranslator took 717.78 ms. Allocated memory is still 113.2 MB. Free memory was 74.9 MB in the beginning and 80.9 MB in the end (delta: -6.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:03:21,395 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.01 ms. Allocated memory is still 113.2 MB. Free memory was 80.9 MB in the beginning and 78.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:03:21,396 INFO L168 Benchmark]: Boogie Preprocessor took 74.81 ms. Allocated memory is still 113.2 MB. Free memory was 78.3 MB in the beginning and 76.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:03:21,396 INFO L168 Benchmark]: RCFGBuilder took 1388.89 ms. Allocated memory is still 113.2 MB. Free memory was 76.6 MB in the beginning and 75.7 MB in the end (delta: 881.4 kB). Peak memory consumption was 36.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:03:21,397 INFO L168 Benchmark]: CodeCheck took 15435.17 ms. Allocated memory was 113.2 MB in the beginning and 224.4 MB in the end (delta: 111.1 MB). Free memory was 75.1 MB in the beginning and 188.1 MB in the end (delta: -112.9 MB). Peak memory consumption was 98.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:03:21,397 INFO L168 Benchmark]: Witness Printer took 108.93 ms. Allocated memory is still 224.4 MB. Free memory was 188.1 MB in the beginning and 182.8 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:03:21,402 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.9s, OverallIterations: 44, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 506747412 SDtfs, -1491865892 SDslu, 860531260 SDs, 0 SdLazy, -1676692116 SolverSat, -686120540 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 41.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16974 GetRequests, 16765 SyntacticMatches, 1 SemanticMatches, 208 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17743 ImplicationChecksByTransitivity, 9.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 1789 NumberOfCodeBlocks, 1789 NumberOfCodeBlocksAsserted, 43 NumberOfCheckSat, 1746 ConstructedInterpolants, 0 QuantifiedInterpolants, 3522 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 43 InterpolantComputations, 35 PerfectInterpolantSequences, 595/630 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 695]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 227]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 779]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || (!(pumpRunning == 0) && !(methaneLevelCritical == 0))) || (!(pumpRunning == 0) && !(0 == systemActive)) - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: !(0 == tmp) || methaneLevelCritical == tmp - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && tmp == systemActive) && tmp == 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) || !(pumpRunning == 0) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 237]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 113.2 MB. Free memory was 92.6 MB in the beginning and 92.5 MB in the end (delta: 56.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 717.78 ms. Allocated memory is still 113.2 MB. Free memory was 74.9 MB in the beginning and 80.9 MB in the end (delta: -6.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 70.01 ms. Allocated memory is still 113.2 MB. Free memory was 80.9 MB in the beginning and 78.3 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 74.81 ms. Allocated memory is still 113.2 MB. Free memory was 78.3 MB in the beginning and 76.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1388.89 ms. Allocated memory is still 113.2 MB. Free memory was 76.6 MB in the beginning and 75.7 MB in the end (delta: 881.4 kB). Peak memory consumption was 36.4 MB. Max. memory is 16.1 GB. * CodeCheck took 15435.17 ms. Allocated memory was 113.2 MB in the beginning and 224.4 MB in the end (delta: 111.1 MB). Free memory was 75.1 MB in the beginning and 188.1 MB in the end (delta: -112.9 MB). Peak memory consumption was 98.5 MB. Max. memory is 16.1 GB. * Witness Printer took 108.93 ms. Allocated memory is still 224.4 MB. Free memory was 188.1 MB in the beginning and 182.8 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 03:03:21,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26f82f30-5f88-4dca-867b-9a0b513afcb7/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...