./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4bcdda-a281-484d-8547-5ee5e2c23230/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4bcdda-a281-484d-8547-5ee5e2c23230/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4bcdda-a281-484d-8547-5ee5e2c23230/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4bcdda-a281-484d-8547-5ee5e2c23230/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4bcdda-a281-484d-8547-5ee5e2c23230/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4bcdda-a281-484d-8547-5ee5e2c23230/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bda183060f847dd51d7e0728c1fd62bc6790c04aa5197b907e94467526762377 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:19:12,809 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:19:12,812 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:19:12,865 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:19:12,866 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:19:12,871 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:19:12,873 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:19:12,877 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:19:12,880 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:19:12,886 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:19:12,887 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:19:12,889 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:19:12,889 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:19:12,892 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:19:12,895 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:19:12,899 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:19:12,901 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:19:12,902 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:19:12,905 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:19:12,913 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:19:12,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:19:12,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:19:12,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:19:12,921 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:19:12,930 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:19:12,931 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:19:12,931 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:19:12,934 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:19:12,934 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:19:12,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:19:12,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:19:12,938 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:19:12,940 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:19:12,941 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:19:12,943 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:19:12,944 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:19:12,944 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:19:12,945 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:19:12,945 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:19:12,946 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:19:12,947 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:19:12,948 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4bcdda-a281-484d-8547-5ee5e2c23230/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:19:12,989 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:19:12,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:19:12,991 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:19:12,991 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:19:12,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:19:12,992 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:19:12,993 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:19:12,993 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:19:12,993 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:19:12,993 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:19:12,994 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:19:12,995 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:19:12,995 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:19:12,995 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:19:12,995 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:19:12,996 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:19:12,996 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:19:12,996 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:19:12,996 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:19:12,997 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:19:12,997 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:19:12,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:19:12,997 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:19:12,998 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:19:12,998 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:19:12,998 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:19:12,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:19:12,999 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:19:12,999 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_2e4bcdda-a281-484d-8547-5ee5e2c23230/bin/ukojak-Rh5K9KB4LI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4bcdda-a281-484d-8547-5ee5e2c23230/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bda183060f847dd51d7e0728c1fd62bc6790c04aa5197b907e94467526762377 [2021-10-29 03:19:13,319 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:19:13,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:19:13,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:19:13,344 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:19:13,344 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:19:13,345 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4bcdda-a281-484d-8547-5ee5e2c23230/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c [2021-10-29 03:19:13,418 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4bcdda-a281-484d-8547-5ee5e2c23230/bin/ukojak-Rh5K9KB4LI/data/057c94c9c/529d0e9b98264f02be83d267db104cef/FLAGe31a36c1a [2021-10-29 03:19:13,958 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:19:13,959 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4bcdda-a281-484d-8547-5ee5e2c23230/sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c [2021-10-29 03:19:13,975 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4bcdda-a281-484d-8547-5ee5e2c23230/bin/ukojak-Rh5K9KB4LI/data/057c94c9c/529d0e9b98264f02be83d267db104cef/FLAGe31a36c1a [2021-10-29 03:19:14,262 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4bcdda-a281-484d-8547-5ee5e2c23230/bin/ukojak-Rh5K9KB4LI/data/057c94c9c/529d0e9b98264f02be83d267db104cef [2021-10-29 03:19:14,264 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:19:14,266 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:19:14,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:19:14,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:19:14,274 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:19:14,275 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:19:14" (1/1) ... [2021-10-29 03:19:14,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32bc1bbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:19:14, skipping insertion in model container [2021-10-29 03:19:14,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:19:14" (1/1) ... [2021-10-29 03:19:14,285 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:19:14,343 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:19:14,545 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4bcdda-a281-484d-8547-5ee5e2c23230/sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c[2627,2640] [2021-10-29 03:19:14,673 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:19:14,690 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:19:14,723 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4bcdda-a281-484d-8547-5ee5e2c23230/sv-benchmarks/c/product-lines/minepump_spec2_product31.cil.c[2627,2640] [2021-10-29 03:19:14,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:19:14,818 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:19:14,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:19:14 WrapperNode [2021-10-29 03:19:14,819 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:19:14,820 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:19:14,820 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:19:14,820 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:19:14,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:19:14" (1/1) ... [2021-10-29 03:19:14,856 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:19:14" (1/1) ... [2021-10-29 03:19:14,901 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:19:14,904 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:19:14,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:19:14,904 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:19:14,913 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:19:14" (1/1) ... [2021-10-29 03:19:14,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:19:14" (1/1) ... [2021-10-29 03:19:14,922 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:19:14" (1/1) ... [2021-10-29 03:19:14,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:19:14" (1/1) ... [2021-10-29 03:19:14,932 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:19:14" (1/1) ... [2021-10-29 03:19:14,936 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:19:14" (1/1) ... [2021-10-29 03:19:14,938 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:19:14" (1/1) ... [2021-10-29 03:19:14,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:19:14,959 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:19:14,959 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:19:14,959 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:19:14,973 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:19:14" (1/1) ... [2021-10-29 03:19:14,980 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:19:14,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4bcdda-a281-484d-8547-5ee5e2c23230/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:19:15,004 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4bcdda-a281-484d-8547-5ee5e2c23230/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:19:15,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4bcdda-a281-484d-8547-5ee5e2c23230/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:19:15,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:19:15,064 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-10-29 03:19:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-10-29 03:19:15,064 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-10-29 03:19:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-10-29 03:19:15,064 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 03:19:15,064 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 03:19:15,064 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 03:19:15,065 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 03:19:15,065 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 03:19:15,065 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 03:19:15,065 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2021-10-29 03:19:15,065 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2021-10-29 03:19:15,065 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-10-29 03:19:15,065 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-10-29 03:19:15,066 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-10-29 03:19:15,066 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-10-29 03:19:15,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:19:15,066 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 03:19:15,066 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 03:19:15,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:19:15,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:19:16,298 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:19:16,299 INFO L299 CfgBuilder]: Removed 36 assume(true) statements. [2021-10-29 03:19:16,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:19:16 BoogieIcfgContainer [2021-10-29 03:19:16,302 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:19:16,303 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:19:16,303 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:19:16,313 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:19:16,313 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:19:16" (1/1) ... [2021-10-29 03:19:16,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:19:16,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:16,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 69 states and 93 transitions. [2021-10-29 03:19:16,361 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2021-10-29 03:19:16,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:19:16,367 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:16,368 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:16,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:16,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:19:16,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:16,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 69 states and 91 transitions. [2021-10-29 03:19:16,615 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 91 transitions. [2021-10-29 03:19:16,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:19:16,636 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:16,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:16,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:16,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:19:16,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:16,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 71 states and 94 transitions. [2021-10-29 03:19:16,838 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 94 transitions. [2021-10-29 03:19:16,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 03:19:16,840 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:16,840 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:16,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:16,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:19:17,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:17,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 81 states and 115 transitions. [2021-10-29 03:19:17,155 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 115 transitions. [2021-10-29 03:19:17,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:19:17,164 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:17,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:17,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:17,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:19:17,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:17,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 82 states and 116 transitions. [2021-10-29 03:19:17,252 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2021-10-29 03:19:17,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:19:17,253 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:17,254 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:17,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:17,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:19:17,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:17,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 83 states and 117 transitions. [2021-10-29 03:19:17,336 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 117 transitions. [2021-10-29 03:19:17,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:19:17,338 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:17,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:17,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:17,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:19:17,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:17,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 84 states and 118 transitions. [2021-10-29 03:19:17,419 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 118 transitions. [2021-10-29 03:19:17,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:19:17,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:17,421 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:17,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:17,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:19:18,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:18,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 101 states and 156 transitions. [2021-10-29 03:19:18,023 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 156 transitions. [2021-10-29 03:19:18,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:19:18,025 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:18,026 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:18,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:18,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:19:18,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:18,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 102 states and 157 transitions. [2021-10-29 03:19:18,154 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 157 transitions. [2021-10-29 03:19:18,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:19:18,166 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:18,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:18,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:18,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:19:19,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:19,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 122 states and 202 transitions. [2021-10-29 03:19:19,084 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 202 transitions. [2021-10-29 03:19:19,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:19:19,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:19,086 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:19,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:19,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:19:19,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:19,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 127 states and 211 transitions. [2021-10-29 03:19:19,189 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 211 transitions. [2021-10-29 03:19:19,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 03:19:19,196 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:19,196 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:19,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:19,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:19:19,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:19,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 132 states and 221 transitions. [2021-10-29 03:19:19,295 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 221 transitions. [2021-10-29 03:19:19,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:19:19,304 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:19,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:19,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:19,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:19:19,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:19,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 141 states and 240 transitions. [2021-10-29 03:19:19,989 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 240 transitions. [2021-10-29 03:19:19,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:19:19,991 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:19,992 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:20,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:20,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:19:20,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:20,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 142 states and 241 transitions. [2021-10-29 03:19:20,048 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 241 transitions. [2021-10-29 03:19:20,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:19:20,050 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:20,050 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:20,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:20,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:19:20,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:20,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 143 states and 242 transitions. [2021-10-29 03:19:20,096 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 242 transitions. [2021-10-29 03:19:20,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:19:20,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:20,098 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:20,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:20,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:19:20,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:20,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 148 states and 252 transitions. [2021-10-29 03:19:20,513 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 252 transitions. [2021-10-29 03:19:20,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 03:19:20,514 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:20,515 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:20,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:20,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:19:20,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:20,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 152 states and 260 transitions. [2021-10-29 03:19:20,615 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 260 transitions. [2021-10-29 03:19:20,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 03:19:20,618 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:20,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:20,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:20,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:19:20,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:20,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 156 states and 270 transitions. [2021-10-29 03:19:20,702 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 270 transitions. [2021-10-29 03:19:20,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 03:19:20,703 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:20,704 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:20,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:20,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:19:20,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:20,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 159 states and 278 transitions. [2021-10-29 03:19:20,938 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 278 transitions. [2021-10-29 03:19:20,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:19:20,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:20,939 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:20,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:20,970 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:19:21,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:21,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 168 states and 299 transitions. [2021-10-29 03:19:21,554 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 299 transitions. [2021-10-29 03:19:21,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:19:21,556 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:21,556 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:21,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:21,590 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:19:21,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:21,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 169 states and 300 transitions. [2021-10-29 03:19:21,606 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 300 transitions. [2021-10-29 03:19:21,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:19:21,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:21,608 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:21,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:21,882 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:19:22,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:22,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 172 states and 308 transitions. [2021-10-29 03:19:22,578 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 308 transitions. [2021-10-29 03:19:22,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-29 03:19:22,579 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:22,579 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:22,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:22,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:19:22,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:22,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 175 states and 316 transitions. [2021-10-29 03:19:22,801 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 316 transitions. [2021-10-29 03:19:22,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 03:19:22,802 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:22,802 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:22,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:22,835 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:19:23,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:23,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 182 states and 332 transitions. [2021-10-29 03:19:23,533 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 332 transitions. [2021-10-29 03:19:23,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 03:19:23,535 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:23,535 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:23,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:23,573 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:19:23,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:23,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 183 states and 333 transitions. [2021-10-29 03:19:23,595 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 333 transitions. [2021-10-29 03:19:23,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:19:23,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:23,597 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:23,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:23,639 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 03:19:23,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:23,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 190 states and 345 transitions. [2021-10-29 03:19:23,836 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 345 transitions. [2021-10-29 03:19:23,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 03:19:23,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:23,839 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:23,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:23,912 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 03:19:23,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:23,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 191 states and 345 transitions. [2021-10-29 03:19:23,923 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 345 transitions. [2021-10-29 03:19:23,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-29 03:19:23,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:23,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:23,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:23,958 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:19:23,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:23,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 192 states and 346 transitions. [2021-10-29 03:19:23,978 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 346 transitions. [2021-10-29 03:19:23,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 03:19:23,983 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:23,983 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:24,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:24,034 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 03:19:24,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:24,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 193 states and 347 transitions. [2021-10-29 03:19:24,049 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 347 transitions. [2021-10-29 03:19:24,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 03:19:24,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:24,056 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:24,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:24,119 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:19:24,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:24,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 203 states and 368 transitions. [2021-10-29 03:19:24,863 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 368 transitions. [2021-10-29 03:19:24,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 03:19:24,865 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:24,865 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:24,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:24,915 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:19:25,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:25,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 210 states and 390 transitions. [2021-10-29 03:19:25,161 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 390 transitions. [2021-10-29 03:19:25,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 03:19:25,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:25,163 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:25,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:25,224 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:19:25,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:25,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 211 states and 390 transitions. [2021-10-29 03:19:25,236 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 390 transitions. [2021-10-29 03:19:25,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:19:25,238 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:25,238 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:25,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:25,506 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:19:27,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:27,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 221 states and 417 transitions. [2021-10-29 03:19:27,339 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 417 transitions. [2021-10-29 03:19:27,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 03:19:27,341 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:27,341 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:27,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:27,377 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:19:27,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:27,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 222 states and 418 transitions. [2021-10-29 03:19:27,395 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 418 transitions. [2021-10-29 03:19:27,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-29 03:19:27,397 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:27,397 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:27,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:27,457 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:19:27,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:27,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 223 states and 419 transitions. [2021-10-29 03:19:27,475 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 419 transitions. [2021-10-29 03:19:27,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 03:19:27,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:27,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:27,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:27,510 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:19:29,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:29,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 239 states and 463 transitions. [2021-10-29 03:19:29,504 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 463 transitions. [2021-10-29 03:19:29,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-29 03:19:29,506 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:29,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:29,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:29,540 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:19:29,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:29,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 244 states and 470 transitions. [2021-10-29 03:19:29,803 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 470 transitions. [2021-10-29 03:19:29,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-29 03:19:29,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:29,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:29,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:29,861 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:19:29,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:29,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 245 states and 471 transitions. [2021-10-29 03:19:29,882 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 471 transitions. [2021-10-29 03:19:29,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-29 03:19:29,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:29,885 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:29,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:29,929 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:19:30,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:30,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 249 states and 481 transitions. [2021-10-29 03:19:30,478 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 481 transitions. [2021-10-29 03:19:30,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-29 03:19:30,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:30,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:30,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:30,535 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:19:31,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:31,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 257 states and 508 transitions. [2021-10-29 03:19:31,274 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 508 transitions. [2021-10-29 03:19:31,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-29 03:19:31,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:31,277 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:31,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:31,316 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 03:19:31,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:31,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 261 states and 525 transitions. [2021-10-29 03:19:31,862 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 525 transitions. [2021-10-29 03:19:31,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-29 03:19:31,864 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:31,865 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:31,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:31,900 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:19:31,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:31,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 262 states and 526 transitions. [2021-10-29 03:19:31,921 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 526 transitions. [2021-10-29 03:19:31,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-29 03:19:31,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:31,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:31,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:31,970 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-29 03:19:33,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:33,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 275 states and 554 transitions. [2021-10-29 03:19:33,936 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 554 transitions. [2021-10-29 03:19:33,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-29 03:19:33,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:33,939 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:33,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:33,977 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 03:19:34,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:34,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 282 states and 568 transitions. [2021-10-29 03:19:34,887 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 568 transitions. [2021-10-29 03:19:34,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-29 03:19:34,889 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:34,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:34,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:34,926 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 03:19:35,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:35,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 287 states and 577 transitions. [2021-10-29 03:19:35,099 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 577 transitions. [2021-10-29 03:19:35,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-29 03:19:35,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:35,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:35,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:35,137 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 03:19:35,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:35,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 292 states and 588 transitions. [2021-10-29 03:19:35,442 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 588 transitions. [2021-10-29 03:19:35,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-29 03:19:35,445 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:35,446 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:35,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:35,474 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 03:19:35,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:35,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 293 states and 590 transitions. [2021-10-29 03:19:35,488 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 590 transitions. [2021-10-29 03:19:35,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-29 03:19:35,491 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:35,491 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:35,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:35,529 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:19:35,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:35,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 294 states and 591 transitions. [2021-10-29 03:19:35,553 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 591 transitions. [2021-10-29 03:19:35,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-29 03:19:35,555 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:35,556 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:35,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:35,596 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:19:36,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:36,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 302 states and 623 transitions. [2021-10-29 03:19:36,918 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 623 transitions. [2021-10-29 03:19:36,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-29 03:19:36,922 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:36,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:36,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:36,971 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:19:37,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:37,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 306 states and 633 transitions. [2021-10-29 03:19:37,935 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 633 transitions. [2021-10-29 03:19:37,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-29 03:19:37,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:37,938 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:37,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:37,976 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:19:37,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:37,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 304 states and 613 transitions. [2021-10-29 03:19:37,997 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 613 transitions. [2021-10-29 03:19:37,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-29 03:19:38,000 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:38,000 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:38,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:38,036 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:19:38,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:38,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 306 states and 618 transitions. [2021-10-29 03:19:38,564 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 618 transitions. [2021-10-29 03:19:38,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-29 03:19:38,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:38,566 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:38,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:38,610 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 03:19:38,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:38,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 307 states and 619 transitions. [2021-10-29 03:19:38,635 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 619 transitions. [2021-10-29 03:19:38,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-29 03:19:38,637 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:38,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:38,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:38,667 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 03:19:38,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:38,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 308 states and 620 transitions. [2021-10-29 03:19:38,689 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 620 transitions. [2021-10-29 03:19:38,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-29 03:19:38,692 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:38,692 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:38,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:38,721 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 03:19:39,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:39,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 309 states and 623 transitions. [2021-10-29 03:19:39,101 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 623 transitions. [2021-10-29 03:19:39,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-29 03:19:39,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:39,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:39,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:39,134 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 03:19:39,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:39,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 314 states and 633 transitions. [2021-10-29 03:19:39,675 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 633 transitions. [2021-10-29 03:19:39,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-29 03:19:39,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:39,677 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:39,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:39,766 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 03:19:39,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:39,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 315 states and 634 transitions. [2021-10-29 03:19:39,788 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 634 transitions. [2021-10-29 03:19:39,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-29 03:19:39,790 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:39,791 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:39,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:39,830 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 03:19:39,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:39,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 317 states and 636 transitions. [2021-10-29 03:19:39,872 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 636 transitions. [2021-10-29 03:19:39,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-29 03:19:39,875 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:39,875 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:39,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:39,908 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 03:19:39,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:39,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 318 states and 638 transitions. [2021-10-29 03:19:39,924 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 638 transitions. [2021-10-29 03:19:39,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-29 03:19:39,927 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:39,927 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:39,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:39,959 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 03:19:39,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:39,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 319 states and 638 transitions. [2021-10-29 03:19:39,978 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 638 transitions. [2021-10-29 03:19:39,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-29 03:19:39,980 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:39,984 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:39,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:40,013 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 03:19:40,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:40,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 320 states and 639 transitions. [2021-10-29 03:19:40,034 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 639 transitions. [2021-10-29 03:19:40,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-29 03:19:40,036 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:40,037 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:40,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:40,081 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 03:19:40,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:40,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 321 states and 642 transitions. [2021-10-29 03:19:40,517 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 642 transitions. [2021-10-29 03:19:40,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-29 03:19:40,519 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:40,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:40,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:40,551 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 03:19:40,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:40,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 323 states and 645 transitions. [2021-10-29 03:19:40,731 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 645 transitions. [2021-10-29 03:19:40,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-29 03:19:40,733 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:40,734 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:40,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:40,824 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 03:19:40,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:40,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 326 states and 649 transitions. [2021-10-29 03:19:40,847 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 649 transitions. [2021-10-29 03:19:40,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-29 03:19:40,849 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:40,850 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:40,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:40,898 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 03:19:40,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:40,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 327 states and 649 transitions. [2021-10-29 03:19:40,917 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 649 transitions. [2021-10-29 03:19:40,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-29 03:19:40,919 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:40,919 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:40,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:40,951 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 03:19:40,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:40,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 328 states and 650 transitions. [2021-10-29 03:19:40,976 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 650 transitions. [2021-10-29 03:19:40,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-10-29 03:19:40,978 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:40,978 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:40,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:41,011 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 03:19:41,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:41,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 331 states and 655 transitions. [2021-10-29 03:19:41,036 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 655 transitions. [2021-10-29 03:19:41,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-10-29 03:19:41,038 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:41,038 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:41,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:41,069 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-10-29 03:19:41,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:41,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 332 states and 656 transitions. [2021-10-29 03:19:41,100 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 656 transitions. [2021-10-29 03:19:41,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-10-29 03:19:41,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:19:41,102 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:19:41,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:19:41,135 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 03:19:41,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:19:41,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 114 states and 150 transitions. [2021-10-29 03:19:41,158 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 150 transitions. [2021-10-29 03:19:41,159 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 03:19:41,159 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 69 iterations. [2021-10-29 03:19:41,165 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 03:19:41,552 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:19:41,556 INFO L565 CodeCheckObserver]: Invariant with dag size 22 [2021-10-29 03:19:41,560 INFO L565 CodeCheckObserver]: Invariant with dag size 12 [2021-10-29 03:19:41,561 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:19:41,562 INFO L565 CodeCheckObserver]: Invariant with dag size 9 [2021-10-29 03:19:41,562 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:19:41,562 INFO L565 CodeCheckObserver]: Invariant with dag size 3 [2021-10-29 03:19:41,563 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:19:41,563 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:19:41,563 INFO L565 CodeCheckObserver]: Invariant with dag size 7 [2021-10-29 03:19:41,563 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:19:41,564 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:19:41,564 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:19:41,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:19:41 ImpRootNode [2021-10-29 03:19:41,564 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:19:41,565 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:19:41,565 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:19:41,565 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:19:41,566 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:19:16" (3/4) ... [2021-10-29 03:19:41,570 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 03:19:41,578 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2021-10-29 03:19:41,579 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-10-29 03:19:41,579 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-10-29 03:19:41,579 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-10-29 03:19:41,579 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-10-29 03:19:41,579 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-10-29 03:19:41,580 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-10-29 03:19:41,580 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2021-10-29 03:19:41,580 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2021-10-29 03:19:41,596 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 61 nodes and edges [2021-10-29 03:19:41,597 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-10-29 03:19:41,598 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-29 03:19:41,599 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 03:19:41,599 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 03:19:41,600 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:19:41,600 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:19:41,631 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning) || (!(methaneLevelCritical == 0) && !(methAndRunningLastTime == 0))) || (!(1 == systemActive) && !(0 == systemActive))) || (!(pumpRunning == 0) && 1 == systemActive) [2021-10-29 03:19:41,634 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2021-10-29 03:19:41,636 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(\old(pumpRunning) == 0) || methAndRunningLastTime == 0) || !(pumpRunning == \old(pumpRunning))) || methaneLevelCritical == 0 [2021-10-29 03:19:41,692 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4bcdda-a281-484d-8547-5ee5e2c23230/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:19:41,692 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:19:41,694 INFO L168 Benchmark]: Toolchain (without parser) took 27427.35 ms. Allocated memory was 81.8 MB in the beginning and 255.9 MB in the end (delta: 174.1 MB). Free memory was 46.9 MB in the beginning and 93.3 MB in the end (delta: -46.4 MB). Peak memory consumption was 127.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:19:41,695 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 81.8 MB. Free memory was 60.6 MB in the beginning and 60.6 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:19:41,696 INFO L168 Benchmark]: CACSL2BoogieTranslator took 548.05 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 46.7 MB in the beginning and 66.6 MB in the end (delta: -19.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:19:41,696 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.14 ms. Allocated memory is still 98.6 MB. Free memory was 66.6 MB in the beginning and 64.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:19:41,697 INFO L168 Benchmark]: Boogie Preprocessor took 54.20 ms. Allocated memory is still 98.6 MB. Free memory was 64.1 MB in the beginning and 62.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:19:41,697 INFO L168 Benchmark]: RCFGBuilder took 1343.22 ms. Allocated memory is still 98.6 MB. Free memory was 62.0 MB in the beginning and 49.4 MB in the end (delta: 12.6 MB). Peak memory consumption was 30.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:19:41,698 INFO L168 Benchmark]: CodeCheck took 25261.65 ms. Allocated memory was 98.6 MB in the beginning and 255.9 MB in the end (delta: 157.3 MB). Free memory was 49.4 MB in the beginning and 98.6 MB in the end (delta: -49.1 MB). Peak memory consumption was 107.7 MB. Max. memory is 16.1 GB. [2021-10-29 03:19:41,698 INFO L168 Benchmark]: Witness Printer took 127.72 ms. Allocated memory is still 255.9 MB. Free memory was 98.6 MB in the beginning and 93.3 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:19:41,700 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 10 procedures, 69 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 24.8s, OverallIterations: 69, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: -2109324252 SDtfs, 1864104876 SDslu, 1687380444 SDs, 0 SdLazy, -1850601124 SolverSat, 1074235956 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 68.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35647 GetRequests, 35252 SyntacticMatches, 9 SemanticMatches, 386 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70052 ImplicationChecksByTransitivity, 17.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 3230 NumberOfCodeBlocks, 3230 NumberOfCodeBlocksAsserted, 68 NumberOfCheckSat, 3162 ConstructedInterpolants, 0 QuantifiedInterpolants, 5800 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 68 InterpolantComputations, 66 PerfectInterpolantSequences, 1126/1130 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: 126]: 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: 65]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 146]: Loop Invariant Derived loop invariant: ((pumpRunning == \old(pumpRunning) || (!(methaneLevelCritical == 0) && !(methAndRunningLastTime == 0))) || (!(1 == systemActive) && !(0 == systemActive))) || (!(pumpRunning == 0) && 1 == systemActive) - InvariantResult [Line: 771]: Loop Invariant Derived loop invariant: ((!(\old(pumpRunning) == 0) || methAndRunningLastTime == 0) || !(pumpRunning == \old(pumpRunning))) || methaneLevelCritical == 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 771]: Loop Invariant Derived loop invariant: methaneLevelCritical == tmp || !(0 == tmp) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 81.8 MB. Free memory was 60.6 MB in the beginning and 60.6 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 548.05 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 46.7 MB in the beginning and 66.6 MB in the end (delta: -19.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 83.14 ms. Allocated memory is still 98.6 MB. Free memory was 66.6 MB in the beginning and 64.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 54.20 ms. Allocated memory is still 98.6 MB. Free memory was 64.1 MB in the beginning and 62.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1343.22 ms. Allocated memory is still 98.6 MB. Free memory was 62.0 MB in the beginning and 49.4 MB in the end (delta: 12.6 MB). Peak memory consumption was 30.2 MB. Max. memory is 16.1 GB. * CodeCheck took 25261.65 ms. Allocated memory was 98.6 MB in the beginning and 255.9 MB in the end (delta: 157.3 MB). Free memory was 49.4 MB in the beginning and 98.6 MB in the end (delta: -49.1 MB). Peak memory consumption was 107.7 MB. Max. memory is 16.1 GB. * Witness Printer took 127.72 ms. Allocated memory is still 255.9 MB. Free memory was 98.6 MB in the beginning and 93.3 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 03:19:41,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e4bcdda-a281-484d-8547-5ee5e2c23230/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request...