./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product40.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9e9b76-1635-4a50-8ded-5044506baccc/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9e9b76-1635-4a50-8ded-5044506baccc/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9e9b76-1635-4a50-8ded-5044506baccc/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9e9b76-1635-4a50-8ded-5044506baccc/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product40.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9e9b76-1635-4a50-8ded-5044506baccc/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9e9b76-1635-4a50-8ded-5044506baccc/bin/ukojak-LBtLqBUTdQ --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 1b223e2286b1d2d2d4710f5bd529ee4610cfb9619424734c12c9aa00d3c99444 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:47:32,745 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:47:32,748 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:47:32,796 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:47:32,796 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:47:32,800 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:47:32,802 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:47:32,807 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:47:32,810 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:47:32,818 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:47:32,820 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:47:32,822 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:47:32,822 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:47:32,826 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:47:32,829 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:47:32,838 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:47:32,840 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:47:32,842 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:47:32,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:47:32,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:47:32,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:47:32,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:47:32,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:47:32,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:47:32,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:47:32,865 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:47:32,865 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:47:32,866 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:47:32,867 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:47:32,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:47:32,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:47:32,870 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:47:32,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:47:32,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:47:32,873 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:47:32,873 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:47:32,874 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:47:32,874 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:47:32,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:47:32,876 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:47:32,877 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:47:32,878 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9e9b76-1635-4a50-8ded-5044506baccc/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:47:32,907 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:47:32,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:47:32,908 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:47:32,908 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:47:32,908 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:47:32,918 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:47:32,919 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:47:32,926 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:47:32,926 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:47:32,926 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:47:32,927 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:47:32,928 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:47:32,928 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:47:32,928 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:47:32,928 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:47:32,929 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:47:32,929 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:47:32,929 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:47:32,929 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:47:32,930 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:47:32,930 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:47:32,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:47:32,930 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:47:32,931 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:47:32,931 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:47:32,931 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:47:32,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:47:32,932 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:47:32,932 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_1b9e9b76-1635-4a50-8ded-5044506baccc/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9e9b76-1635-4a50-8ded-5044506baccc/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b223e2286b1d2d2d4710f5bd529ee4610cfb9619424734c12c9aa00d3c99444 [2021-11-23 01:47:33,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:47:33,211 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:47:33,213 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:47:33,215 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:47:33,216 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:47:33,217 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9e9b76-1635-4a50-8ded-5044506baccc/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/minepump_spec2_product40.cil.c [2021-11-23 01:47:33,293 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9e9b76-1635-4a50-8ded-5044506baccc/bin/ukojak-LBtLqBUTdQ/data/62957ccc0/bb6b766814094e4897a1ee1e1e972469/FLAG27e51f15b [2021-11-23 01:47:33,824 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:47:33,825 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9e9b76-1635-4a50-8ded-5044506baccc/sv-benchmarks/c/product-lines/minepump_spec2_product40.cil.c [2021-11-23 01:47:33,839 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9e9b76-1635-4a50-8ded-5044506baccc/bin/ukojak-LBtLqBUTdQ/data/62957ccc0/bb6b766814094e4897a1ee1e1e972469/FLAG27e51f15b [2021-11-23 01:47:34,140 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9e9b76-1635-4a50-8ded-5044506baccc/bin/ukojak-LBtLqBUTdQ/data/62957ccc0/bb6b766814094e4897a1ee1e1e972469 [2021-11-23 01:47:34,142 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:47:34,144 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:47:34,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:47:34,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:47:34,151 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:47:34,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:47:34" (1/1) ... [2021-11-23 01:47:34,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c68908 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:34, skipping insertion in model container [2021-11-23 01:47:34,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:47:34" (1/1) ... [2021-11-23 01:47:34,162 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:47:34,230 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:47:34,509 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9e9b76-1635-4a50-8ded-5044506baccc/sv-benchmarks/c/product-lines/minepump_spec2_product40.cil.c[17002,17015] [2021-11-23 01:47:34,522 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:47:34,532 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:47:34,640 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9e9b76-1635-4a50-8ded-5044506baccc/sv-benchmarks/c/product-lines/minepump_spec2_product40.cil.c[17002,17015] [2021-11-23 01:47:34,650 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:47:34,673 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:47:34,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:34 WrapperNode [2021-11-23 01:47:34,674 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:47:34,675 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:47:34,675 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:47:34,675 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:47:34,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:34" (1/1) ... [2021-11-23 01:47:34,699 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:34" (1/1) ... [2021-11-23 01:47:34,728 INFO L137 Inliner]: procedures = 56, calls = 157, calls flagged for inlining = 23, calls inlined = 20, statements flattened = 253 [2021-11-23 01:47:34,728 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:47:34,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:47:34,729 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:47:34,729 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:47:34,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:34" (1/1) ... [2021-11-23 01:47:34,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:34" (1/1) ... [2021-11-23 01:47:34,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:34" (1/1) ... [2021-11-23 01:47:34,741 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:34" (1/1) ... [2021-11-23 01:47:34,747 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:34" (1/1) ... [2021-11-23 01:47:34,753 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:34" (1/1) ... [2021-11-23 01:47:34,754 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:34" (1/1) ... [2021-11-23 01:47:34,757 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:47:34,758 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:47:34,759 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:47:34,759 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:47:34,760 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:34" (1/1) ... [2021-11-23 01:47:34,767 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:47:34,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9e9b76-1635-4a50-8ded-5044506baccc/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:47:34,797 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9e9b76-1635-4a50-8ded-5044506baccc/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:47:34,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9e9b76-1635-4a50-8ded-5044506baccc/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:47:34,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:47:34,841 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-11-23 01:47:34,841 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-11-23 01:47:34,842 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 01:47:34,842 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 01:47:34,842 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 01:47:34,842 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 01:47:34,842 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-11-23 01:47:34,843 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-11-23 01:47:34,843 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2021-11-23 01:47:34,843 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2021-11-23 01:47:34,843 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-23 01:47:34,843 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-23 01:47:34,843 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-11-23 01:47:34,844 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-11-23 01:47:34,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:47:34,844 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-23 01:47:34,844 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-23 01:47:34,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:47:34,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:47:34,920 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:47:34,922 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:47:35,356 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:47:35,436 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:47:35,436 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:47:35,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:47:35 BoogieIcfgContainer [2021-11-23 01:47:35,440 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:47:35,441 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:47:35,441 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:47:35,451 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:47:35,452 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:47:35" (1/1) ... [2021-11-23 01:47:35,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:47:35,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:35,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 66 states and 89 transitions. [2021-11-23 01:47:35,523 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 89 transitions. [2021-11-23 01:47:35,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:47:35,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:35,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:35,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:35,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:35,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:35,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 66 states and 87 transitions. [2021-11-23 01:47:35,821 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 87 transitions. [2021-11-23 01:47:35,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:47:35,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:35,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:35,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:35,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:35,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:35,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 68 states and 90 transitions. [2021-11-23 01:47:35,985 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 90 transitions. [2021-11-23 01:47:35,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:47:35,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:35,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:36,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:36,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:36,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:36,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 71 states and 98 transitions. [2021-11-23 01:47:36,143 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 98 transitions. [2021-11-23 01:47:36,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:47:36,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:36,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:36,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:36,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:36,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:36,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 79 states and 112 transitions. [2021-11-23 01:47:36,303 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2021-11-23 01:47:36,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:47:36,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:36,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:36,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:36,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:36,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:36,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 80 states and 113 transitions. [2021-11-23 01:47:36,381 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 113 transitions. [2021-11-23 01:47:36,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:47:36,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:36,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:36,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:36,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:36,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:36,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 81 states and 114 transitions. [2021-11-23 01:47:36,434 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 114 transitions. [2021-11-23 01:47:36,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:47:36,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:36,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:36,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:36,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:36,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:36,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 98 states and 149 transitions. [2021-11-23 01:47:36,957 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 149 transitions. [2021-11-23 01:47:36,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:36,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:36,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:36,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:37,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:37,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:37,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 99 states and 150 transitions. [2021-11-23 01:47:37,070 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 150 transitions. [2021-11-23 01:47:37,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:37,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:37,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:37,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:37,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:37,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:37,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 119 states and 192 transitions. [2021-11-23 01:47:37,911 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 192 transitions. [2021-11-23 01:47:37,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:47:37,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:37,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:37,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:37,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:38,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:38,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 128 states and 211 transitions. [2021-11-23 01:47:38,521 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 211 transitions. [2021-11-23 01:47:38,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:47:38,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:38,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:38,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:38,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:38,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:38,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 131 states and 218 transitions. [2021-11-23 01:47:38,752 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 218 transitions. [2021-11-23 01:47:38,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:47:38,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:38,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:38,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:38,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:38,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:38,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 132 states and 221 transitions. [2021-11-23 01:47:38,806 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 221 transitions. [2021-11-23 01:47:38,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:47:38,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:38,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:38,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:38,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:38,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:38,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 133 states and 222 transitions. [2021-11-23 01:47:38,931 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 222 transitions. [2021-11-23 01:47:38,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:47:38,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:38,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:38,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:38,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:39,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:39,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 138 states and 232 transitions. [2021-11-23 01:47:39,356 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 232 transitions. [2021-11-23 01:47:39,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:47:39,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:39,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:39,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:39,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:39,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:39,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 141 states and 239 transitions. [2021-11-23 01:47:39,527 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 239 transitions. [2021-11-23 01:47:39,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:47:39,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:39,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:39,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:39,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:39,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:39,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 147 states and 252 transitions. [2021-11-23 01:47:39,596 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 252 transitions. [2021-11-23 01:47:39,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:47:39,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:39,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:39,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:39,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:40,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:40,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 153 states and 270 transitions. [2021-11-23 01:47:40,093 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 270 transitions. [2021-11-23 01:47:40,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:47:40,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:40,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:40,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:40,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:40,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:40,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 159 states and 284 transitions. [2021-11-23 01:47:40,311 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 284 transitions. [2021-11-23 01:47:40,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:47:40,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:40,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:40,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:40,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:47:40,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:40,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 163 states and 295 transitions. [2021-11-23 01:47:40,385 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 295 transitions. [2021-11-23 01:47:40,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:47:40,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:40,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:40,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:40,413 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:47:41,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:41,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 172 states and 315 transitions. [2021-11-23 01:47:41,056 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 315 transitions. [2021-11-23 01:47:41,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:47:41,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:41,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:41,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:41,081 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:47:41,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:41,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 173 states and 316 transitions. [2021-11-23 01:47:41,108 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 316 transitions. [2021-11-23 01:47:41,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:47:41,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:41,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:41,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:41,399 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:47:42,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:42,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 176 states and 324 transitions. [2021-11-23 01:47:42,118 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 324 transitions. [2021-11-23 01:47:42,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:47:42,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:42,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:42,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:42,142 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:47:42,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:42,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 183 states and 339 transitions. [2021-11-23 01:47:42,861 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 339 transitions. [2021-11-23 01:47:42,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:47:42,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:42,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:42,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:42,901 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:47:42,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:42,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 184 states and 341 transitions. [2021-11-23 01:47:42,927 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 341 transitions. [2021-11-23 01:47:42,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:47:42,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:42,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:42,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:42,980 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:47:43,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:43,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 185 states and 343 transitions. [2021-11-23 01:47:43,004 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 343 transitions. [2021-11-23 01:47:43,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:47:43,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:43,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:43,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:43,047 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:47:43,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:43,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 193 states and 355 transitions. [2021-11-23 01:47:43,251 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 355 transitions. [2021-11-23 01:47:43,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:47:43,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:43,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:43,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:43,297 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:47:43,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:43,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 194 states and 356 transitions. [2021-11-23 01:47:43,320 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 356 transitions. [2021-11-23 01:47:43,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:47:43,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:43,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:43,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:43,348 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:47:44,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:44,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 205 states and 378 transitions. [2021-11-23 01:47:44,090 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 378 transitions. [2021-11-23 01:47:44,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:47:44,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:44,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:44,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:44,118 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:47:44,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:44,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 212 states and 398 transitions. [2021-11-23 01:47:44,355 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 398 transitions. [2021-11-23 01:47:44,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:47:44,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:44,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:44,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:44,477 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:47:46,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:46,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 222 states and 420 transitions. [2021-11-23 01:47:46,288 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 420 transitions. [2021-11-23 01:47:46,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:47:46,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:46,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:46,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:46,326 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:47:46,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:46,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 223 states and 421 transitions. [2021-11-23 01:47:46,344 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 421 transitions. [2021-11-23 01:47:46,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:47:46,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:46,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:46,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:46,397 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:47:48,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:48,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 239 states and 460 transitions. [2021-11-23 01:47:48,345 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 460 transitions. [2021-11-23 01:47:48,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:47:48,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:48,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:48,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:48,374 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:47:48,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:48,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 240 states and 461 transitions. [2021-11-23 01:47:48,393 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 461 transitions. [2021-11-23 01:47:48,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:47:48,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:48,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:48,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:48,420 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:47:48,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:48,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 241 states and 462 transitions. [2021-11-23 01:47:48,440 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 462 transitions. [2021-11-23 01:47:48,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:47:48,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:48,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:48,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:48,466 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:47:48,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:48,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 242 states and 465 transitions. [2021-11-23 01:47:48,749 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 465 transitions. [2021-11-23 01:47:48,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:47:48,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:48,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:48,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:48,785 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:47:49,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:49,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 245 states and 470 transitions. [2021-11-23 01:47:49,032 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 470 transitions. [2021-11-23 01:47:49,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:47:49,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:49,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:49,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:49,057 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:47:49,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:49,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 253 states and 488 transitions. [2021-11-23 01:47:49,764 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 488 transitions. [2021-11-23 01:47:49,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:47:49,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:49,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:49,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:49,791 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:47:50,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:50,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 261 states and 515 transitions. [2021-11-23 01:47:50,350 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 515 transitions. [2021-11-23 01:47:50,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:47:50,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:50,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:50,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:50,553 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:47:52,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:52,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 269 states and 535 transitions. [2021-11-23 01:47:52,335 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 535 transitions. [2021-11-23 01:47:52,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:47:52,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:52,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:52,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:52,359 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:47:52,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:52,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 270 states and 536 transitions. [2021-11-23 01:47:52,378 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 536 transitions. [2021-11-23 01:47:52,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:47:52,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:52,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:52,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:52,402 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:47:52,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:52,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 271 states and 539 transitions. [2021-11-23 01:47:52,730 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 539 transitions. [2021-11-23 01:47:52,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:47:52,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:52,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:52,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:52,765 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:47:53,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:53,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 276 states and 546 transitions. [2021-11-23 01:47:53,079 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 546 transitions. [2021-11-23 01:47:53,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:47:53,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:53,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:53,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:53,110 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:53,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:53,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 277 states and 547 transitions. [2021-11-23 01:47:53,143 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 547 transitions. [2021-11-23 01:47:53,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:47:53,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:53,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:53,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:53,174 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:47:53,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:53,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 278 states and 548 transitions. [2021-11-23 01:47:53,196 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 548 transitions. [2021-11-23 01:47:53,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:47:53,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:53,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:53,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:53,227 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:47:53,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:53,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 284 states and 559 transitions. [2021-11-23 01:47:53,504 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 559 transitions. [2021-11-23 01:47:53,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:47:53,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:53,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:53,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:53,642 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:47:56,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:56,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 302 states and 598 transitions. [2021-11-23 01:47:56,656 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 598 transitions. [2021-11-23 01:47:56,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:47:56,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:56,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:56,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:56,684 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:47:56,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:56,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 303 states and 599 transitions. [2021-11-23 01:47:56,707 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 599 transitions. [2021-11-23 01:47:56,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:47:56,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:56,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:56,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:56,772 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:47:57,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:57,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 306 states and 603 transitions. [2021-11-23 01:47:57,816 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 603 transitions. [2021-11-23 01:47:57,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:47:57,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:57,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:57,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:57,872 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:47:58,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:58,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 311 states and 611 transitions. [2021-11-23 01:47:58,090 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 611 transitions. [2021-11-23 01:47:58,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:47:58,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:58,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:58,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:58,144 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:48:00,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:00,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 323 states and 642 transitions. [2021-11-23 01:48:00,544 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 642 transitions. [2021-11-23 01:48:00,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:48:00,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:00,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:00,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:00,576 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:48:00,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:00,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 324 states and 643 transitions. [2021-11-23 01:48:00,604 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 643 transitions. [2021-11-23 01:48:00,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:48:00,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:00,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:00,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:00,635 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:48:00,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:00,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 325 states and 644 transitions. [2021-11-23 01:48:00,665 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 644 transitions. [2021-11-23 01:48:00,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:48:00,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:00,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:00,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:01,800 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:48:08,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:08,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 345 states and 689 transitions. [2021-11-23 01:48:08,593 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 689 transitions. [2021-11-23 01:48:08,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:48:08,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:08,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:08,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:08,665 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:48:08,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:08,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 346 states and 690 transitions. [2021-11-23 01:48:08,737 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 690 transitions. [2021-11-23 01:48:08,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:48:08,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:08,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:08,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:09,025 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:48:10,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:10,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 352 states and 693 transitions. [2021-11-23 01:48:10,632 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 693 transitions. [2021-11-23 01:48:10,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:48:10,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:10,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:10,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:10,654 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:48:10,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:10,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 355 states and 701 transitions. [2021-11-23 01:48:10,941 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 701 transitions. [2021-11-23 01:48:10,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:48:10,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:10,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:10,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:10,963 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:48:11,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:11,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 360 states and 710 transitions. [2021-11-23 01:48:11,468 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 710 transitions. [2021-11-23 01:48:11,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:48:11,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:11,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:11,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:11,493 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:48:11,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:11,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 361 states and 711 transitions. [2021-11-23 01:48:11,518 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 711 transitions. [2021-11-23 01:48:11,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:48:11,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:11,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:11,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:11,902 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:48:12,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:12,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 364 states and 714 transitions. [2021-11-23 01:48:12,290 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 714 transitions. [2021-11-23 01:48:12,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:48:12,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:12,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:12,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:12,317 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 01:48:13,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:13,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 359 states and 690 transitions. [2021-11-23 01:48:13,220 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 690 transitions. [2021-11-23 01:48:13,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:48:13,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:13,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:13,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:13,243 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:48:13,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:13,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 360 states and 693 transitions. [2021-11-23 01:48:13,693 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 693 transitions. [2021-11-23 01:48:13,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:48:13,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:13,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:13,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:13,722 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:48:13,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:13,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 363 states and 696 transitions. [2021-11-23 01:48:13,988 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 696 transitions. [2021-11-23 01:48:13,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:48:13,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:13,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:14,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:14,016 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:48:14,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:14,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 364 states and 697 transitions. [2021-11-23 01:48:14,078 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 697 transitions. [2021-11-23 01:48:14,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:48:14,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:14,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:14,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:14,111 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:48:14,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:14,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 367 states and 701 transitions. [2021-11-23 01:48:14,141 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 701 transitions. [2021-11-23 01:48:14,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:48:14,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:14,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:14,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:14,170 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:48:15,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:15,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 375 states and 716 transitions. [2021-11-23 01:48:15,086 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 716 transitions. [2021-11-23 01:48:15,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:48:15,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:15,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:15,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:15,111 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:48:15,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:15,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 376 states and 717 transitions. [2021-11-23 01:48:15,137 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 717 transitions. [2021-11-23 01:48:15,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:48:15,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:15,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:15,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:15,170 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:48:15,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:15,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 377 states and 717 transitions. [2021-11-23 01:48:15,213 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 717 transitions. [2021-11-23 01:48:15,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:48:15,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:15,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:15,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:15,238 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:48:15,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:15,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 380 states and 725 transitions. [2021-11-23 01:48:15,679 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 725 transitions. [2021-11-23 01:48:15,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:48:15,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:15,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:15,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:15,704 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:48:16,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:16,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 388 states and 742 transitions. [2021-11-23 01:48:16,572 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 742 transitions. [2021-11-23 01:48:16,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:48:16,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:16,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:16,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:16,598 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:48:16,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:16,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 391 states and 747 transitions. [2021-11-23 01:48:16,634 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 747 transitions. [2021-11-23 01:48:16,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:48:16,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:16,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:16,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:16,660 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:48:16,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:16,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 392 states and 748 transitions. [2021-11-23 01:48:16,696 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 748 transitions. [2021-11-23 01:48:16,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:48:16,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:16,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:16,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:16,722 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:48:16,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:16,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 393 states and 751 transitions. [2021-11-23 01:48:16,751 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 751 transitions. [2021-11-23 01:48:16,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:48:16,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:16,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:16,779 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:48:17,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:17,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 395 states and 754 transitions. [2021-11-23 01:48:17,176 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 754 transitions. [2021-11-23 01:48:17,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:48:17,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:17,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:17,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:17,218 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 17 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:48:17,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:17,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 396 states and 756 transitions. [2021-11-23 01:48:17,258 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 756 transitions. [2021-11-23 01:48:17,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 01:48:17,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:17,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:17,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:17,286 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:48:17,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:17,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 397 states and 759 transitions. [2021-11-23 01:48:17,548 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 759 transitions. [2021-11-23 01:48:17,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:48:17,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:17,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:17,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:17,573 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:48:18,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:18,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 403 states and 771 transitions. [2021-11-23 01:48:18,193 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 771 transitions. [2021-11-23 01:48:18,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:48:18,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:18,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:18,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:18,217 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 24 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:48:18,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:18,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 404 states and 770 transitions. [2021-11-23 01:48:18,769 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 770 transitions. [2021-11-23 01:48:18,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:48:18,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:18,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:18,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:18,812 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 17 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:48:18,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:18,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 405 states and 772 transitions. [2021-11-23 01:48:18,859 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 772 transitions. [2021-11-23 01:48:18,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:48:18,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:18,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:18,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:18,889 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 19 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:48:18,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:18,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 406 states and 773 transitions. [2021-11-23 01:48:18,920 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 773 transitions. [2021-11-23 01:48:18,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:48:18,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:18,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:18,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:18,950 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:48:19,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:19,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 410 states and 781 transitions. [2021-11-23 01:48:19,192 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 781 transitions. [2021-11-23 01:48:19,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:48:19,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:19,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:19,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:19,220 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:48:20,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:20,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 417 states and 795 transitions. [2021-11-23 01:48:20,742 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 795 transitions. [2021-11-23 01:48:20,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:48:20,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:20,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:20,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:20,768 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:48:20,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:20,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 418 states and 796 transitions. [2021-11-23 01:48:20,807 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 796 transitions. [2021-11-23 01:48:20,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:48:20,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:20,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:20,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:20,833 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:48:20,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:20,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 419 states and 797 transitions. [2021-11-23 01:48:20,863 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 797 transitions. [2021-11-23 01:48:20,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 01:48:20,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:20,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:20,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:20,892 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 01:48:20,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:20,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 420 states and 799 transitions. [2021-11-23 01:48:20,937 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 799 transitions. [2021-11-23 01:48:20,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:48:20,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:20,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:20,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:20,966 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 01:48:21,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:21,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 421 states and 801 transitions. [2021-11-23 01:48:21,012 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 801 transitions. [2021-11-23 01:48:21,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:48:21,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:21,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:21,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:21,040 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 01:48:21,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:21,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 422 states and 803 transitions. [2021-11-23 01:48:21,088 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 803 transitions. [2021-11-23 01:48:21,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:48:21,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:21,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:21,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:23,236 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 15 proven. 41 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:48:39,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:39,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 470 states and 940 transitions. [2021-11-23 01:48:39,458 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 940 transitions. [2021-11-23 01:48:39,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 01:48:39,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:39,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:39,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:39,825 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 15 proven. 41 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:48:40,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:40,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 472 states and 943 transitions. [2021-11-23 01:48:40,689 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 943 transitions. [2021-11-23 01:48:40,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:48:40,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:40,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:40,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:40,730 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:48:42,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:42,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 476 states and 949 transitions. [2021-11-23 01:48:42,193 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 949 transitions. [2021-11-23 01:48:42,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:48:42,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:42,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:42,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:42,337 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:48:43,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:43,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 477 states and 949 transitions. [2021-11-23 01:48:43,090 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 949 transitions. [2021-11-23 01:48:43,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:48:43,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:43,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:43,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:43,126 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:48:44,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:44,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 473 states and 939 transitions. [2021-11-23 01:48:44,905 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 939 transitions. [2021-11-23 01:48:44,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:48:44,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:44,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:44,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:44,950 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:48:45,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:45,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 469 states and 925 transitions. [2021-11-23 01:48:45,601 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 925 transitions. [2021-11-23 01:48:45,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:48:45,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:45,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:45,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:45,747 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 01:48:46,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:46,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 475 states and 935 transitions. [2021-11-23 01:48:46,055 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 935 transitions. [2021-11-23 01:48:46,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:48:46,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:46,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:46,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:46,084 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-11-23 01:48:47,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:47,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 479 states and 944 transitions. [2021-11-23 01:48:47,215 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 944 transitions. [2021-11-23 01:48:47,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:48:47,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:47,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:47,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:47,245 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-11-23 01:48:47,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:47,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 480 states and 945 transitions. [2021-11-23 01:48:47,286 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 945 transitions. [2021-11-23 01:48:47,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 01:48:47,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:47,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:47,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:47,316 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 01:48:50,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:50,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 496 states and 976 transitions. [2021-11-23 01:48:50,027 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 976 transitions. [2021-11-23 01:48:50,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:48:50,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:50,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:50,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:50,063 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 01:48:53,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:53,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 507 states and 1003 transitions. [2021-11-23 01:48:53,147 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1003 transitions. [2021-11-23 01:48:53,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:48:53,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:53,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:53,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:53,177 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-11-23 01:48:53,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:53,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 508 states and 1004 transitions. [2021-11-23 01:48:53,305 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1004 transitions. [2021-11-23 01:48:53,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:48:53,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:53,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:53,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:53,333 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:48:54,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:54,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 510 states and 1004 transitions. [2021-11-23 01:48:54,237 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 1004 transitions. [2021-11-23 01:48:54,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:48:54,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:54,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:54,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:54,280 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 85 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:48:56,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:56,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 515 states and 1008 transitions. [2021-11-23 01:48:56,587 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1008 transitions. [2021-11-23 01:48:56,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:48:56,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:56,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:56,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:56,615 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 49 proven. 8 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:48:57,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:57,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 517 states and 1009 transitions. [2021-11-23 01:48:57,667 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1009 transitions. [2021-11-23 01:48:57,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 01:48:57,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:57,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:57,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:57,694 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 52 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 01:48:58,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:58,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 517 states and 1004 transitions. [2021-11-23 01:48:58,363 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1004 transitions. [2021-11-23 01:48:58,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 01:48:58,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:58,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:58,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:58,396 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 52 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-23 01:48:58,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:58,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 276 states and 427 transitions. [2021-11-23 01:48:58,954 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 427 transitions. [2021-11-23 01:48:58,954 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 01:48:58,955 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 104 iterations. [2021-11-23 01:48:58,963 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 01:48:59,760 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:48:59,764 INFO L560 CodeCheckObserver]: Invariant with dag size 33 [2021-11-23 01:48:59,770 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2021-11-23 01:48:59,771 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:48:59,771 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:48:59,771 INFO L560 CodeCheckObserver]: Invariant with dag size 13 [2021-11-23 01:48:59,772 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2021-11-23 01:48:59,773 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:48:59,773 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2021-11-23 01:48:59,773 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:48:59,774 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2021-11-23 01:48:59,774 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:48:59,774 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:48:59,774 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:48:59,775 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2021-11-23 01:48:59,775 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:48:59,775 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:48:59,775 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2021-11-23 01:48:59,776 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:48:59 ImpRootNode [2021-11-23 01:48:59,776 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 01:48:59,777 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 01:48:59,777 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 01:48:59,777 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 01:48:59,777 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:47:35" (3/4) ... [2021-11-23 01:48:59,780 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 01:48:59,786 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2021-11-23 01:48:59,786 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-11-23 01:48:59,786 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-11-23 01:48:59,786 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-11-23 01:48:59,786 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-11-23 01:48:59,786 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-11-23 01:48:59,787 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2021-11-23 01:48:59,787 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-11-23 01:48:59,796 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 71 nodes and edges [2021-11-23 01:48:59,797 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2021-11-23 01:48:59,798 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-23 01:48:59,798 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 01:48:59,799 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 01:48:59,800 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 01:48:59,800 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 01:48:59,824 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(methAndRunningLastTime == 0)) || (((!(pumpRunning == 0) && (!(waterLevel == 1) || pumpRunning == \old(pumpRunning))) && 1 == systemActive) && (\old(waterLevel) == waterLevel || waterLevel == 1))) || ((!(pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (!(1 == systemActive) && !(0 == systemActive))) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel)) || (pumpRunning == \old(pumpRunning) && 0 == systemActive)) || ((!(pumpRunning == 0) && !(methaneLevelCritical == 0)) && !(methAndRunningLastTime == 0)) [2021-11-23 01:48:59,826 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2021-11-23 01:48:59,827 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning) || pumpRunning == 0) || methaneLevelCritical == 0) || !(methAndRunningLastTime == 0) [2021-11-23 01:48:59,828 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) && (!(waterLevel == 1) || (tmp <= 0 && 0 < tmp + 1)) [2021-11-23 01:48:59,894 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9e9b76-1635-4a50-8ded-5044506baccc/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 01:48:59,894 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 01:48:59,895 INFO L158 Benchmark]: Toolchain (without parser) took 85751.32ms. Allocated memory was 104.9MB in the beginning and 748.7MB in the end (delta: 643.8MB). Free memory was 64.7MB in the beginning and 394.4MB in the end (delta: -329.7MB). Peak memory consumption was 315.1MB. Max. memory is 16.1GB. [2021-11-23 01:48:59,895 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 104.9MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:48:59,896 INFO L158 Benchmark]: CACSL2BoogieTranslator took 527.49ms. Allocated memory is still 104.9MB. Free memory was 64.5MB in the beginning and 72.2MB in the end (delta: -7.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:48:59,896 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.18ms. Allocated memory is still 104.9MB. Free memory was 72.2MB in the beginning and 69.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:48:59,897 INFO L158 Benchmark]: Boogie Preprocessor took 28.88ms. Allocated memory is still 104.9MB. Free memory was 69.8MB in the beginning and 68.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:48:59,897 INFO L158 Benchmark]: RCFGBuilder took 681.44ms. Allocated memory is still 104.9MB. Free memory was 68.0MB in the beginning and 47.4MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-23 01:48:59,897 INFO L158 Benchmark]: CodeCheck took 84335.53ms. Allocated memory was 104.9MB in the beginning and 748.7MB in the end (delta: 643.8MB). Free memory was 47.4MB in the beginning and 401.7MB in the end (delta: -354.3MB). Peak memory consumption was 290.1MB. Max. memory is 16.1GB. [2021-11-23 01:48:59,898 INFO L158 Benchmark]: Witness Printer took 117.79ms. Allocated memory is still 748.7MB. Free memory was 400.7MB in the beginning and 394.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 01:48:59,900 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 9 procedures, 66 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 83.5s, OverallIterations: 104, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 83985 SdHoareTripleChecker+Valid, 192.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 48424 mSDsluCounter, 98241 SdHoareTripleChecker+Invalid, 161.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 83490 mSDsCounter, 43217 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 138052 IncrementalHoareTripleChecker+Invalid, 181269 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 43217 mSolverCounterUnsat, 19583 mSDtfsCounter, 138052 mSolverCounterSat, 2.9s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 80375 GetRequests, 79393 SyntacticMatches, 116 SemanticMatches, 866 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 385941 ImplicationChecksByTransitivity, 72.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 7.1s InterpolantComputationTime, 6206 NumberOfCodeBlocks, 6206 NumberOfCodeBlocksAsserted, 103 NumberOfCheckSat, 6103 ConstructedInterpolants, 0 QuantifiedInterpolants, 12043 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 103 InterpolantComputations, 90 PerfectInterpolantSequences, 3129/3284 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: 839]: 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: 196]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: (((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(methAndRunningLastTime == 0)) || (((!(pumpRunning == 0) && (!(waterLevel == 1) || pumpRunning == \old(pumpRunning))) && 1 == systemActive) && (\old(waterLevel) == waterLevel || waterLevel == 1))) || ((!(pumpRunning == 0) && methaneLevelCritical == 0) && 1 == systemActive)) || (!(1 == systemActive) && !(0 == systemActive))) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel)) || (pumpRunning == \old(pumpRunning) && 0 == systemActive)) || ((!(pumpRunning == 0) && !(methaneLevelCritical == 0)) && !(methAndRunningLastTime == 0)) - InvariantResult [Line: 375]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0 || !(aux-isMethaneLevelCritical()-aux == 0) - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: (pumpRunning == 0 || (!(splverifierCounter == 0) && methaneLevelCritical == 0)) || (!(splverifierCounter == 0) && methAndRunningLastTime == 0) - InvariantResult [Line: 311]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) && (!(waterLevel == 1) || (tmp <= 0 && 0 < tmp + 1)) - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || !(tmp == 0) - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: ((pumpRunning == \old(pumpRunning) || pumpRunning == 0) || methaneLevelCritical == 0) || !(methAndRunningLastTime == 0) - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 104.9MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 527.49ms. Allocated memory is still 104.9MB. Free memory was 64.5MB in the beginning and 72.2MB in the end (delta: -7.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.18ms. Allocated memory is still 104.9MB. Free memory was 72.2MB in the beginning and 69.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.88ms. Allocated memory is still 104.9MB. Free memory was 69.8MB in the beginning and 68.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 681.44ms. Allocated memory is still 104.9MB. Free memory was 68.0MB in the beginning and 47.4MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 84335.53ms. Allocated memory was 104.9MB in the beginning and 748.7MB in the end (delta: 643.8MB). Free memory was 47.4MB in the beginning and 401.7MB in the end (delta: -354.3MB). Peak memory consumption was 290.1MB. Max. memory is 16.1GB. * Witness Printer took 117.79ms. Allocated memory is still 748.7MB. Free memory was 400.7MB in the beginning and 394.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 01:48:59,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9e9b76-1635-4a50-8ded-5044506baccc/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE