./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product58.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b1a002-70ee-4794-ae1f-e69f96139c9c/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b1a002-70ee-4794-ae1f-e69f96139c9c/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b1a002-70ee-4794-ae1f-e69f96139c9c/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b1a002-70ee-4794-ae1f-e69f96139c9c/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product58.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b1a002-70ee-4794-ae1f-e69f96139c9c/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b1a002-70ee-4794-ae1f-e69f96139c9c/bin/ukojak-92XMlrwhuB --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 5ed8e4dea18b15d78522f05bcbacefb8bf743c0552ef5a7415602905a04fdc4c --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:37:34,799 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:37:34,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:37:34,854 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:37:34,854 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:37:34,856 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:37:34,857 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:37:34,860 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:37:34,862 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:37:34,864 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:37:34,865 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:37:34,867 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:37:34,867 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:37:34,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:37:34,870 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:37:34,872 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:37:34,873 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:37:34,874 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:37:34,877 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:37:34,880 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:37:34,882 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:37:34,884 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:37:34,886 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:37:34,887 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:37:34,892 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:37:34,893 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:37:34,893 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:37:34,894 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:37:34,895 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:37:34,896 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:37:34,897 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:37:34,898 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:37:34,899 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:37:34,900 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:37:34,901 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:37:34,902 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:37:34,903 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:37:34,903 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:37:34,904 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:37:34,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:37:34,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:37:34,908 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b1a002-70ee-4794-ae1f-e69f96139c9c/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:37:34,954 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:37:34,954 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:37:34,956 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:37:34,956 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:37:34,957 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:37:34,957 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:37:34,957 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:37:34,958 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:37:34,958 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:37:34,958 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:37:34,959 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:37:34,960 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:37:34,960 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:37:34,960 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:37:34,960 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:37:34,961 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:37:34,961 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:37:34,961 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:37:34,961 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:37:34,962 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:37:34,962 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:37:34,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:34,962 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:37:34,963 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:37:34,963 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:37:34,963 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:37:34,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:37:34,965 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:37:34,965 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_48b1a002-70ee-4794-ae1f-e69f96139c9c/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b1a002-70ee-4794-ae1f-e69f96139c9c/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ed8e4dea18b15d78522f05bcbacefb8bf743c0552ef5a7415602905a04fdc4c [2022-10-17 16:37:35,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:37:35,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:37:35,272 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:37:35,273 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:37:35,275 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:37:35,277 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b1a002-70ee-4794-ae1f-e69f96139c9c/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec1_product58.cil.c [2022-10-17 16:37:35,359 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b1a002-70ee-4794-ae1f-e69f96139c9c/bin/ukojak-92XMlrwhuB/data/f4ea20af0/ef522f3258814e219ff0d38091f4a66a/FLAG1bf631466 [2022-10-17 16:37:35,873 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:37:35,874 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b1a002-70ee-4794-ae1f-e69f96139c9c/sv-benchmarks/c/product-lines/minepump_spec1_product58.cil.c [2022-10-17 16:37:35,886 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b1a002-70ee-4794-ae1f-e69f96139c9c/bin/ukojak-92XMlrwhuB/data/f4ea20af0/ef522f3258814e219ff0d38091f4a66a/FLAG1bf631466 [2022-10-17 16:37:36,213 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b1a002-70ee-4794-ae1f-e69f96139c9c/bin/ukojak-92XMlrwhuB/data/f4ea20af0/ef522f3258814e219ff0d38091f4a66a [2022-10-17 16:37:36,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:37:36,217 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:37:36,219 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:36,220 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:37:36,223 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:37:36,224 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:36" (1/1) ... [2022-10-17 16:37:36,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49dd8371 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:36, skipping insertion in model container [2022-10-17 16:37:36,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:36" (1/1) ... [2022-10-17 16:37:36,233 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:37:36,272 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:37:36,496 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b1a002-70ee-4794-ae1f-e69f96139c9c/sv-benchmarks/c/product-lines/minepump_spec1_product58.cil.c[1605,1618] [2022-10-17 16:37:36,672 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:36,681 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:37:36,701 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b1a002-70ee-4794-ae1f-e69f96139c9c/sv-benchmarks/c/product-lines/minepump_spec1_product58.cil.c[1605,1618] [2022-10-17 16:37:36,819 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:36,842 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:37:36,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:36 WrapperNode [2022-10-17 16:37:36,843 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:36,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:36,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:37:36,845 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:37:36,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:36" (1/1) ... [2022-10-17 16:37:36,870 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:36" (1/1) ... [2022-10-17 16:37:36,920 INFO L138 Inliner]: procedures = 57, calls = 157, calls flagged for inlining = 25, calls inlined = 22, statements flattened = 271 [2022-10-17 16:37:36,920 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:36,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:37:36,921 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:37:36,921 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:37:36,931 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:36" (1/1) ... [2022-10-17 16:37:36,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:36" (1/1) ... [2022-10-17 16:37:36,934 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:36" (1/1) ... [2022-10-17 16:37:36,935 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:36" (1/1) ... [2022-10-17 16:37:36,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:36" (1/1) ... [2022-10-17 16:37:36,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:36" (1/1) ... [2022-10-17 16:37:36,952 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:36" (1/1) ... [2022-10-17 16:37:36,964 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:36" (1/1) ... [2022-10-17 16:37:36,967 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:37:36,968 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:37:36,969 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:37:36,969 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:37:36,970 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:36" (1/1) ... [2022-10-17 16:37:36,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:36,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b1a002-70ee-4794-ae1f-e69f96139c9c/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:37:37,002 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b1a002-70ee-4794-ae1f-e69f96139c9c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:37:37,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b1a002-70ee-4794-ae1f-e69f96139c9c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:37:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:37:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:37:37,061 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:37:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:37:37,061 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:37:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:37:37,061 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:37:37,061 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:37:37,062 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:37:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:37:37,062 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:37:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:37:37,062 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:37:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:37:37,062 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:37:37,063 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:37:37,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:37:37,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:37:37,135 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:37:37,137 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:37:37,547 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:37:37,733 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:37:37,734 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:37:37,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:37:37 BoogieIcfgContainer [2022-10-17 16:37:37,737 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:37:37,738 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:37:37,739 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:37:37,766 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:37:37,767 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:37:37" (1/1) ... [2022-10-17 16:37:37,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:37:37,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:37,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2022-10-17 16:37:37,842 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2022-10-17 16:37:37,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:37:37,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:37,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:37,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:38,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:38,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:38,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 57 states and 73 transitions. [2022-10-17 16:37:38,093 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 73 transitions. [2022-10-17 16:37:38,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:37:38,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:38,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:38,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:38,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:38,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:38,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 59 states and 76 transitions. [2022-10-17 16:37:38,240 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 76 transitions. [2022-10-17 16:37:38,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:37:38,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:38,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:38,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:38,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:38,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:38,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 72 states and 100 transitions. [2022-10-17 16:37:38,704 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 100 transitions. [2022-10-17 16:37:38,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:37:38,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:38,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:38,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:38,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:39,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:39,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 82 states and 122 transitions. [2022-10-17 16:37:39,055 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 122 transitions. [2022-10-17 16:37:39,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:37:39,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:39,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:39,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:39,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:39,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:39,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 92 states and 140 transitions. [2022-10-17 16:37:39,637 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 140 transitions. [2022-10-17 16:37:39,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:37:39,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:39,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:39,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:39,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:39,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:39,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 93 states and 141 transitions. [2022-10-17 16:37:39,759 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 141 transitions. [2022-10-17 16:37:39,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:37:39,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:39,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:39,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:39,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:39,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:39,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 94 states and 142 transitions. [2022-10-17 16:37:39,867 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 142 transitions. [2022-10-17 16:37:39,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:37:39,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:39,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:39,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:40,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:40,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:40,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 96 states and 146 transitions. [2022-10-17 16:37:40,109 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 146 transitions. [2022-10-17 16:37:40,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:37:40,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:40,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:40,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:40,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:40,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:40,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 99 states and 152 transitions. [2022-10-17 16:37:40,422 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 152 transitions. [2022-10-17 16:37:40,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:37:40,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:40,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:40,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:40,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:37:40,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:40,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 102 states and 158 transitions. [2022-10-17 16:37:40,600 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 158 transitions. [2022-10-17 16:37:40,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:37:40,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:40,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:40,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:41,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:37:42,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:42,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 114 states and 186 transitions. [2022-10-17 16:37:42,743 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 186 transitions. [2022-10-17 16:37:42,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:37:42,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:42,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:42,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:43,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:37:44,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:44,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 121 states and 202 transitions. [2022-10-17 16:37:44,639 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 202 transitions. [2022-10-17 16:37:44,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:37:44,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:44,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:44,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:44,688 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:37:44,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:44,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 126 states and 213 transitions. [2022-10-17 16:37:44,946 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 213 transitions. [2022-10-17 16:37:44,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:37:44,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:44,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:44,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:45,210 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:37:45,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:45,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 129 states and 219 transitions. [2022-10-17 16:37:45,868 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 219 transitions. [2022-10-17 16:37:45,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:37:45,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:45,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:45,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:45,921 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:37:46,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:46,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 132 states and 225 transitions. [2022-10-17 16:37:46,085 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 225 transitions. [2022-10-17 16:37:46,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:37:46,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:46,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:46,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:46,136 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:37:46,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:46,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 135 states and 231 transitions. [2022-10-17 16:37:46,405 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 231 transitions. [2022-10-17 16:37:46,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:37:46,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:46,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:46,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:46,988 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:37:49,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:49,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 151 states and 273 transitions. [2022-10-17 16:37:49,950 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 273 transitions. [2022-10-17 16:37:49,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:37:49,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:49,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:49,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:50,034 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:37:51,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:51,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 157 states and 289 transitions. [2022-10-17 16:37:51,071 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 289 transitions. [2022-10-17 16:37:51,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:37:51,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:51,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:51,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:51,206 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:37:51,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:51,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 162 states and 299 transitions. [2022-10-17 16:37:51,851 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 299 transitions. [2022-10-17 16:37:51,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:37:51,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:51,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:51,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:51,910 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:37:52,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:52,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 165 states and 306 transitions. [2022-10-17 16:37:52,351 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 306 transitions. [2022-10-17 16:37:52,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:37:52,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:52,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:52,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:52,395 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:37:52,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:52,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 166 states and 306 transitions. [2022-10-17 16:37:52,471 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 306 transitions. [2022-10-17 16:37:52,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:37:52,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:52,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:52,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:52,946 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:37:55,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:55,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 177 states and 340 transitions. [2022-10-17 16:37:55,425 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 340 transitions. [2022-10-17 16:37:55,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:37:55,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:55,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:55,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:55,535 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:37:55,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:55,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 178 states and 347 transitions. [2022-10-17 16:37:55,962 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 347 transitions. [2022-10-17 16:37:55,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:37:55,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:55,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:55,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:56,027 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:37:56,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:56,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 178 states and 345 transitions. [2022-10-17 16:37:56,362 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 345 transitions. [2022-10-17 16:37:56,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:37:56,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:56,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:56,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:56,470 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:37:56,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:56,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 179 states and 351 transitions. [2022-10-17 16:37:56,835 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 351 transitions. [2022-10-17 16:37:56,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:37:56,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:56,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:56,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:57,056 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:37:59,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:59,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 192 states and 378 transitions. [2022-10-17 16:37:59,413 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 378 transitions. [2022-10-17 16:37:59,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:37:59,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:59,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:59,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:59,463 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:38:00,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:00,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 195 states and 385 transitions. [2022-10-17 16:38:00,033 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 385 transitions. [2022-10-17 16:38:00,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:38:00,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:00,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:00,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:00,237 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:38:00,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:00,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 196 states and 386 transitions. [2022-10-17 16:38:00,324 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 386 transitions. [2022-10-17 16:38:00,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:38:00,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:00,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:00,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:00,444 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:38:00,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:00,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 197 states and 387 transitions. [2022-10-17 16:38:00,530 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 387 transitions. [2022-10-17 16:38:00,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:38:00,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:00,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:00,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:00,699 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 9 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:38:01,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:01,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 205 states and 406 transitions. [2022-10-17 16:38:01,759 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 406 transitions. [2022-10-17 16:38:01,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:38:01,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:01,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:01,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:01,857 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:38:04,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:04,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 217 states and 433 transitions. [2022-10-17 16:38:04,548 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 433 transitions. [2022-10-17 16:38:04,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:38:04,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:04,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:04,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:05,315 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.