./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product57.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_d049a36c-3f13-4927-b07a-a2698da92353/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d049a36c-3f13-4927-b07a-a2698da92353/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_d049a36c-3f13-4927-b07a-a2698da92353/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d049a36c-3f13-4927-b07a-a2698da92353/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product57.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d049a36c-3f13-4927-b07a-a2698da92353/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_d049a36c-3f13-4927-b07a-a2698da92353/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 7573d0f26b9c64760f56bc1038037f99fa78fd69add5234955c16ce4082df45a --- 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 16:46:28,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:46:28,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:46:29,004 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:46:29,005 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:46:29,006 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:46:29,008 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:46:29,011 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:46:29,013 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:46:29,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:46:29,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:46:29,018 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:46:29,019 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:46:29,020 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:46:29,022 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:46:29,024 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:46:29,026 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:46:29,027 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:46:29,030 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:46:29,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:46:29,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:46:29,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:46:29,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:46:29,040 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:46:29,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:46:29,047 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:46:29,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:46:29,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:46:29,049 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:46:29,051 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:46:29,051 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:46:29,052 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:46:29,053 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:46:29,055 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:46:29,056 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:46:29,057 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:46:29,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:46:29,058 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:46:29,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:46:29,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:46:29,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:46:29,062 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d049a36c-3f13-4927-b07a-a2698da92353/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:46:29,091 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:46:29,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:46:29,092 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:46:29,093 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:46:29,093 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:46:29,094 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:46:29,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:46:29,099 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:46:29,099 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:46:29,099 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:46:29,100 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:46:29,101 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:46:29,101 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:46:29,101 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:46:29,101 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:46:29,102 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:46:29,102 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:46:29,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:46:29,102 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:46:29,103 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:46:29,103 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:46:29,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:29,103 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:46:29,104 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:46:29,104 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:46:29,104 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:46:29,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:46:29,106 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:46:29,107 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_d049a36c-3f13-4927-b07a-a2698da92353/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d049a36c-3f13-4927-b07a-a2698da92353/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7573d0f26b9c64760f56bc1038037f99fa78fd69add5234955c16ce4082df45a [2022-10-17 16:46:29,404 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:46:29,426 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:46:29,429 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:46:29,446 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:46:29,447 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:46:29,448 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d049a36c-3f13-4927-b07a-a2698da92353/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec4_product57.cil.c [2022-10-17 16:46:29,517 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d049a36c-3f13-4927-b07a-a2698da92353/bin/ukojak-92XMlrwhuB/data/a711cc20d/2dd4b5a0a98e48868f27d05c5900639a/FLAGacb4c8c8f [2022-10-17 16:46:30,112 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:46:30,113 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d049a36c-3f13-4927-b07a-a2698da92353/sv-benchmarks/c/product-lines/minepump_spec4_product57.cil.c [2022-10-17 16:46:30,136 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d049a36c-3f13-4927-b07a-a2698da92353/bin/ukojak-92XMlrwhuB/data/a711cc20d/2dd4b5a0a98e48868f27d05c5900639a/FLAGacb4c8c8f [2022-10-17 16:46:30,413 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d049a36c-3f13-4927-b07a-a2698da92353/bin/ukojak-92XMlrwhuB/data/a711cc20d/2dd4b5a0a98e48868f27d05c5900639a [2022-10-17 16:46:30,416 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:46:30,418 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:46:30,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:46:30,420 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:46:30,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:46:30,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:30" (1/1) ... [2022-10-17 16:46:30,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1481ac7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:30, skipping insertion in model container [2022-10-17 16:46:30,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:30" (1/1) ... [2022-10-17 16:46:30,433 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:46:30,480 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:46:30,945 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_d049a36c-3f13-4927-b07a-a2698da92353/sv-benchmarks/c/product-lines/minepump_spec4_product57.cil.c[18691,18704] [2022-10-17 16:46:30,952 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:46:30,968 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:46:31,096 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_d049a36c-3f13-4927-b07a-a2698da92353/sv-benchmarks/c/product-lines/minepump_spec4_product57.cil.c[18691,18704] [2022-10-17 16:46:31,097 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:46:31,122 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:46:31,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:31 WrapperNode [2022-10-17 16:46:31,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:46:31,125 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:46:31,125 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:46:31,127 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:46:31,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:31" (1/1) ... [2022-10-17 16:46:31,164 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:31" (1/1) ... [2022-10-17 16:46:31,211 INFO L138 Inliner]: procedures = 56, calls = 156, calls flagged for inlining = 26, calls inlined = 23, statements flattened = 280 [2022-10-17 16:46:31,211 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:46:31,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:46:31,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:46:31,212 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:46:31,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:31" (1/1) ... [2022-10-17 16:46:31,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:31" (1/1) ... [2022-10-17 16:46:31,236 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:31" (1/1) ... [2022-10-17 16:46:31,238 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:31" (1/1) ... [2022-10-17 16:46:31,246 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:31" (1/1) ... [2022-10-17 16:46:31,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:31" (1/1) ... [2022-10-17 16:46:31,275 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:31" (1/1) ... [2022-10-17 16:46:31,277 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:31" (1/1) ... [2022-10-17 16:46:31,281 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:46:31,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:46:31,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:46:31,284 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:46:31,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:31" (1/1) ... [2022-10-17 16:46:31,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:31,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d049a36c-3f13-4927-b07a-a2698da92353/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:46:31,328 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d049a36c-3f13-4927-b07a-a2698da92353/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:46:31,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d049a36c-3f13-4927-b07a-a2698da92353/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:46:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:46:31,380 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:46:31,381 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:46:31,381 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:46:31,381 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:46:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:46:31,382 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:46:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:46:31,382 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:46:31,382 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:46:31,382 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:46:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:46:31,383 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:46:31,383 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:46:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:46:31,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:46:31,477 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:46:31,479 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:46:32,012 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:46:32,157 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:46:32,157 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:46:32,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:46:32 BoogieIcfgContainer [2022-10-17 16:46:32,161 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:46:32,162 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:46:32,162 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:46:32,173 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:46:32,174 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:46:32" (1/1) ... [2022-10-17 16:46:32,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:46:32,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:32,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 51 states and 68 transitions. [2022-10-17 16:46:32,245 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2022-10-17 16:46:32,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:46:32,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:32,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:32,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:32,503 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 16:46:32,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:32,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2022-10-17 16:46:32,540 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2022-10-17 16:46:32,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:46:32,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:32,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:32,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:32,713 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 16:46:32,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:32,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2022-10-17 16:46:32,736 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2022-10-17 16:46:32,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:46:32,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:32,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:32,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:32,918 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 16:46:33,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:33,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 62 states and 86 transitions. [2022-10-17 16:46:33,038 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 86 transitions. [2022-10-17 16:46:33,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:46:33,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:33,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:33,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:33,198 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 16:46:33,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:33,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 63 states and 87 transitions. [2022-10-17 16:46:33,225 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 87 transitions. [2022-10-17 16:46:33,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:46:33,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:33,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:33,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:33,363 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 16:46:33,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:33,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 64 states and 88 transitions. [2022-10-17 16:46:33,376 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 88 transitions. [2022-10-17 16:46:33,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:46:33,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:33,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:33,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:33,500 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 16:46:33,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:33,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 74 states and 108 transitions. [2022-10-17 16:46:33,787 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 108 transitions. [2022-10-17 16:46:33,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:46:33,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:33,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:33,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:33,875 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 16:46:33,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:33,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 75 states and 109 transitions. [2022-10-17 16:46:33,906 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2022-10-17 16:46:33,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:46:33,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:33,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:33,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:34,001 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 16:46:34,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:34,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 76 states and 110 transitions. [2022-10-17 16:46:34,030 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 110 transitions. [2022-10-17 16:46:34,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:46:34,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:34,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:34,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:34,295 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 16:46:34,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:34,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 90 states and 141 transitions. [2022-10-17 16:46:34,791 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 141 transitions. [2022-10-17 16:46:34,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:46:34,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:34,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:34,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:34,927 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 16:46:35,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:35,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 92 states and 147 transitions. [2022-10-17 16:46:35,074 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 147 transitions. [2022-10-17 16:46:35,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:46:35,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:35,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:35,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:35,231 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 16:46:35,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:35,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 93 states and 148 transitions. [2022-10-17 16:46:35,261 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 148 transitions. [2022-10-17 16:46:35,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:46:35,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:35,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:35,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:35,736 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 16:46:36,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:36,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 105 states and 176 transitions. [2022-10-17 16:46:36,487 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 176 transitions. [2022-10-17 16:46:36,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:46:36,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:36,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:36,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:36,757 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 16:46:36,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:36,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 106 states and 177 transitions. [2022-10-17 16:46:36,788 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 177 transitions. [2022-10-17 16:46:36,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:46:36,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:36,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:36,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:36,841 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:46:36,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:36,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 111 states and 186 transitions. [2022-10-17 16:46:36,953 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 186 transitions. [2022-10-17 16:46:36,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:46:36,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:36,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:36,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:37,010 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:46:37,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:37,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 112 states and 187 transitions. [2022-10-17 16:46:37,037 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 187 transitions. [2022-10-17 16:46:37,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:46:37,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:37,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:37,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:37,096 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:46:37,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:37,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 117 states and 197 transitions. [2022-10-17 16:46:37,289 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 197 transitions. [2022-10-17 16:46:37,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:46:37,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:37,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:37,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:37,342 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:46:37,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:37,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 118 states and 198 transitions. [2022-10-17 16:46:37,371 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 198 transitions. [2022-10-17 16:46:37,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:46:37,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:37,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:37,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:37,888 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:38,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:38,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 122 states and 216 transitions. [2022-10-17 16:46:38,885 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 216 transitions. [2022-10-17 16:46:38,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:46:38,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:38,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:38,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:39,178 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:39,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:39,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 124 states and 218 transitions. [2022-10-17 16:46:39,406 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 218 transitions. [2022-10-17 16:46:39,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:46:39,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:39,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:39,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:39,533 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:40,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:40,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 129 states and 233 transitions. [2022-10-17 16:46:40,486 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 233 transitions. [2022-10-17 16:46:40,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:46:40,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:40,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:40,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:40,598 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:46:41,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:41,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 134 states and 247 transitions. [2022-10-17 16:46:41,535 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 247 transitions. [2022-10-17 16:46:41,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:46:41,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:41,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:41,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:42,539 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:46,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:46,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 160 states and 335 transitions. [2022-10-17 16:46:46,561 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 335 transitions. [2022-10-17 16:46:46,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:46:46,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:46,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:46,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:47,355 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:49,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:49,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 166 states and 359 transitions. [2022-10-17 16:46:49,829 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 359 transitions. [2022-10-17 16:46:49,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:46:49,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:49,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:49,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:50,296 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:50,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:50,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 168 states and 367 transitions. [2022-10-17 16:46:50,680 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 367 transitions. [2022-10-17 16:46:50,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:46:50,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:50,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:50,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:50,815 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:46:51,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:51,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 171 states and 370 transitions. [2022-10-17 16:46:51,923 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 370 transitions. [2022-10-17 16:46:51,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:46:51,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:51,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:51,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:52,426 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:52,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:52,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 172 states and 371 transitions. [2022-10-17 16:46:52,499 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 371 transitions. [2022-10-17 16:46:52,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:46:52,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:52,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:52,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:53,413 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:53,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:53,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 173 states and 374 transitions. [2022-10-17 16:46:53,886 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 374 transitions. [2022-10-17 16:46:53,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:46:53,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:53,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:53,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:54,389 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:54,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:54,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 173 states and 374 transitions. [2022-10-17 16:46:54,442 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 374 transitions. [2022-10-17 16:46:54,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:46:54,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:54,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:54,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:54,641 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:46:55,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:55,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 175 states and 388 transitions. [2022-10-17 16:46:55,084 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 388 transitions. [2022-10-17 16:46:55,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:46:55,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:55,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:55,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:55,618 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:55,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:55,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 175 states and 388 transitions. [2022-10-17 16:46:55,672 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 388 transitions. [2022-10-17 16:46:55,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:46:55,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:55,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:55,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:56,252 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:56,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:56,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 175 states and 388 transitions. [2022-10-17 16:46:56,322 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 388 transitions. [2022-10-17 16:46:56,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:46:56,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:56,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:56,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:57,044 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:57,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:57,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 175 states and 388 transitions. [2022-10-17 16:46:57,105 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 388 transitions. [2022-10-17 16:46:57,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:46:57,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:57,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:57,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:57,783 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:57,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:57,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 175 states and 388 transitions. [2022-10-17 16:46:57,847 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 388 transitions. [2022-10-17 16:46:57,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:46:57,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:57,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:57,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat