./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product38.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_049bd84c-02e9-467b-8088-297c50e40236/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049bd84c-02e9-467b-8088-297c50e40236/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_049bd84c-02e9-467b-8088-297c50e40236/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049bd84c-02e9-467b-8088-297c50e40236/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product38.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049bd84c-02e9-467b-8088-297c50e40236/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_049bd84c-02e9-467b-8088-297c50e40236/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 ca9ad45e9cd0fa7cfc478092837003ff1c91f26680d4fb1c37c440560090c9e6 --- 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 16:59:17,160 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:59:17,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:59:17,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:59:17,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:59:17,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:59:17,214 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:59:17,220 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:59:17,222 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:59:17,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:59:17,231 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:59:17,233 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:59:17,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:59:17,235 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:59:17,236 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:59:17,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:59:17,239 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:59:17,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:59:17,248 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:59:17,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:59:17,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:59:17,265 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:59:17,266 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:59:17,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:59:17,272 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:59:17,273 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:59:17,273 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:59:17,274 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:59:17,275 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:59:17,279 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:59:17,280 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:59:17,281 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:59:17,283 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:59:17,285 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:59:17,288 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:59:17,288 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:59:17,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:59:17,290 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:59:17,290 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:59:17,292 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:59:17,292 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:59:17,293 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049bd84c-02e9-467b-8088-297c50e40236/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:59:17,349 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:59:17,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:59:17,350 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:59:17,351 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:59:17,351 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:59:17,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:59:17,352 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:59:17,352 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:59:17,352 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:59:17,353 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:59:17,354 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:59:17,354 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:59:17,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:59:17,355 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:59:17,355 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:59:17,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:59:17,355 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:59:17,355 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:59:17,356 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:59:17,356 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:59:17,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:59:17,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:59:17,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:59:17,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:59:17,357 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:59:17,357 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:59:17,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:59:17,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:59:17,358 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_049bd84c-02e9-467b-8088-297c50e40236/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049bd84c-02e9-467b-8088-297c50e40236/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca9ad45e9cd0fa7cfc478092837003ff1c91f26680d4fb1c37c440560090c9e6 [2022-10-17 16:59:17,632 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:59:17,663 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:59:17,666 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:59:17,668 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:59:17,669 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:59:17,670 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049bd84c-02e9-467b-8088-297c50e40236/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec2_product38.cil.c [2022-10-17 16:59:17,753 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049bd84c-02e9-467b-8088-297c50e40236/bin/ukojak-92XMlrwhuB/data/b75d9581f/3a08f51a12b74c8bb5fc3e20fc927537/FLAG077c145de [2022-10-17 16:59:18,309 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:59:18,310 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049bd84c-02e9-467b-8088-297c50e40236/sv-benchmarks/c/product-lines/minepump_spec2_product38.cil.c [2022-10-17 16:59:18,325 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049bd84c-02e9-467b-8088-297c50e40236/bin/ukojak-92XMlrwhuB/data/b75d9581f/3a08f51a12b74c8bb5fc3e20fc927537/FLAG077c145de [2022-10-17 16:59:18,622 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049bd84c-02e9-467b-8088-297c50e40236/bin/ukojak-92XMlrwhuB/data/b75d9581f/3a08f51a12b74c8bb5fc3e20fc927537 [2022-10-17 16:59:18,624 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:59:18,626 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:59:18,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:18,627 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:59:18,631 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:59:18,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:18" (1/1) ... [2022-10-17 16:59:18,633 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f1b3283 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:18, skipping insertion in model container [2022-10-17 16:59:18,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:18" (1/1) ... [2022-10-17 16:59:18,640 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:59:18,687 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:59:18,883 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_049bd84c-02e9-467b-8088-297c50e40236/sv-benchmarks/c/product-lines/minepump_spec2_product38.cil.c[1605,1618] [2022-10-17 16:59:19,016 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:59:19,026 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:59:19,042 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_049bd84c-02e9-467b-8088-297c50e40236/sv-benchmarks/c/product-lines/minepump_spec2_product38.cil.c[1605,1618] [2022-10-17 16:59:19,130 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:59:19,167 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:59:19,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:19 WrapperNode [2022-10-17 16:59:19,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:19,169 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:59:19,169 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:59:19,170 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:59:19,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:19" (1/1) ... [2022-10-17 16:59:19,195 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:19" (1/1) ... [2022-10-17 16:59:19,229 INFO L138 Inliner]: procedures = 55, calls = 155, calls flagged for inlining = 23, calls inlined = 20, statements flattened = 250 [2022-10-17 16:59:19,229 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:59:19,230 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:59:19,230 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:59:19,230 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:59:19,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:19" (1/1) ... [2022-10-17 16:59:19,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:19" (1/1) ... [2022-10-17 16:59:19,245 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:19" (1/1) ... [2022-10-17 16:59:19,245 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:19" (1/1) ... [2022-10-17 16:59:19,252 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:19" (1/1) ... [2022-10-17 16:59:19,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:19" (1/1) ... [2022-10-17 16:59:19,260 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:19" (1/1) ... [2022-10-17 16:59:19,262 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:19" (1/1) ... [2022-10-17 16:59:19,265 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:59:19,267 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:59:19,267 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:59:19,267 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:59:19,268 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:19" (1/1) ... [2022-10-17 16:59:19,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:59:19,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049bd84c-02e9-467b-8088-297c50e40236/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:59:19,331 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049bd84c-02e9-467b-8088-297c50e40236/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:59:19,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_049bd84c-02e9-467b-8088-297c50e40236/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:59:19,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:59:19,392 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:59:19,395 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:59:19,395 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:59:19,395 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:59:19,395 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:59:19,395 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:59:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:59:19,396 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:59:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:59:19,396 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:59:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:59:19,396 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:59:19,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:59:19,397 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:59:19,397 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:59:19,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:59:19,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:59:19,488 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:59:19,492 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:59:20,006 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:59:20,198 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:59:20,198 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:59:20,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:59:20 BoogieIcfgContainer [2022-10-17 16:59:20,201 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:59:20,202 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:59:20,202 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:59:20,217 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:59:20,218 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:59:20" (1/1) ... [2022-10-17 16:59:20,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:59:20,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:20,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 58 states and 77 transitions. [2022-10-17 16:59:20,337 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 77 transitions. [2022-10-17 16:59:20,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:59:20,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:20,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:20,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:20,531 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 16:59:20,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:20,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 58 states and 75 transitions. [2022-10-17 16:59:20,568 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2022-10-17 16:59:20,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:59:20,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:20,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:20,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:20,715 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 16:59:20,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:20,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2022-10-17 16:59:20,736 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2022-10-17 16:59:20,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:59:20,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:20,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:20,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:20,910 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 16:59:21,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:21,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 75 states and 108 transitions. [2022-10-17 16:59:21,056 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 108 transitions. [2022-10-17 16:59:21,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:59:21,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:21,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:21,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:21,249 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 16:59:21,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:21,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 76 states and 109 transitions. [2022-10-17 16:59:21,275 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 109 transitions. [2022-10-17 16:59:21,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:59:21,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:21,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:21,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:21,384 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 16:59:21,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:21,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 77 states and 110 transitions. [2022-10-17 16:59:21,411 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 110 transitions. [2022-10-17 16:59:21,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:59:21,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:21,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:21,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:21,534 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 16:59:21,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:21,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 83 states and 121 transitions. [2022-10-17 16:59:21,716 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions. [2022-10-17 16:59:21,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:59:21,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:21,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:21,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:21,828 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 16:59:21,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:21,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 86 states and 127 transitions. [2022-10-17 16:59:21,884 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 127 transitions. [2022-10-17 16:59:21,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:59:21,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:21,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:21,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:21,972 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 16:59:22,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:22,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 91 states and 136 transitions. [2022-10-17 16:59:22,043 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 136 transitions. [2022-10-17 16:59:22,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:59:22,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:22,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:22,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:22,115 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 16:59:22,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:22,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 92 states and 137 transitions. [2022-10-17 16:59:22,134 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 137 transitions. [2022-10-17 16:59:22,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:59:22,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:22,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:22,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:22,187 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 16:59:22,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:22,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 93 states and 138 transitions. [2022-10-17 16:59:22,207 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 138 transitions. [2022-10-17 16:59:22,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:59:22,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:22,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:22,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:22,311 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 16:59:22,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:22,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 95 states and 145 transitions. [2022-10-17 16:59:22,416 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 145 transitions. [2022-10-17 16:59:22,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:59:22,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:22,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:22,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:22,510 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 16:59:22,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:22,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 99 states and 152 transitions. [2022-10-17 16:59:22,545 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 152 transitions. [2022-10-17 16:59:22,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:59:22,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:22,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:22,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:22,601 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:59:22,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:22,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 101 states and 157 transitions. [2022-10-17 16:59:22,651 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 157 transitions. [2022-10-17 16:59:22,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:59:22,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:22,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:22,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:22,925 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:59:23,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:23,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 116 states and 190 transitions. [2022-10-17 16:59:23,339 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 190 transitions. [2022-10-17 16:59:23,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:59:23,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:23,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:23,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:23,483 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:59:23,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:23,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 117 states and 191 transitions. [2022-10-17 16:59:23,515 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 191 transitions. [2022-10-17 16:59:23,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:59:23,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:23,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:23,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:23,895 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:59:25,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:25,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 120 states and 200 transitions. [2022-10-17 16:59:25,195 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 200 transitions. [2022-10-17 16:59:25,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:59:25,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:25,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:25,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:25,303 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:59:25,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:25,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 125 states and 204 transitions. [2022-10-17 16:59:25,586 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 204 transitions. [2022-10-17 16:59:25,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:59:25,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:25,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:25,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:25,846 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:59:27,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:27,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 142 states and 235 transitions. [2022-10-17 16:59:27,225 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 235 transitions. [2022-10-17 16:59:27,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:59:27,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:27,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:27,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:27,342 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:59:27,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:27,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 143 states and 236 transitions. [2022-10-17 16:59:27,381 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 236 transitions. [2022-10-17 16:59:27,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:59:27,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:27,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:27,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:27,525 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:59:27,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:27,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 144 states and 237 transitions. [2022-10-17 16:59:27,557 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 237 transitions. [2022-10-17 16:59:27,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:59:27,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:27,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:27,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:27,690 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:59:28,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:28,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 157 states and 266 transitions. [2022-10-17 16:59:28,359 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 266 transitions. [2022-10-17 16:59:28,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:59:28,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:28,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:28,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:28,414 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:59:28,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:28,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 157 states and 261 transitions. [2022-10-17 16:59:28,457 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 261 transitions. [2022-10-17 16:59:28,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:59:28,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:28,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:28,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:28,539 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:59:28,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:28,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 157 states and 258 transitions. [2022-10-17 16:59:28,989 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 258 transitions. [2022-10-17 16:59:28,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:59:28,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:28,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:29,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:29,080 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:59:29,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:29,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 158 states and 259 transitions. [2022-10-17 16:59:29,105 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 259 transitions. [2022-10-17 16:59:29,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:59:29,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:29,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:29,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:29,218 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:59:29,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:29,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 159 states and 260 transitions. [2022-10-17 16:59:29,250 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 260 transitions. [2022-10-17 16:59:29,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:59:29,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:29,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:29,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:29,332 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:59:29,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:29,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 154 states and 246 transitions. [2022-10-17 16:59:29,822 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 246 transitions. [2022-10-17 16:59:29,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:59:29,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:29,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:29,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:30,642 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:59:34,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:34,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 170 states and 282 transitions. [2022-10-17 16:59:34,535 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 282 transitions. [2022-10-17 16:59:34,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:59:34,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:34,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:34,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:35,219 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:59:39,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:39,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 181 states and 310 transitions. [2022-10-17 16:59:39,663 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 310 transitions. [2022-10-17 16:59:39,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:59:39,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:39,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:39,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:40,535 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:59:43,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:43,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 196 states and 349 transitions. [2022-10-17 16:59:43,413 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 349 transitions. [2022-10-17 16:59:43,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:59:43,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:43,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:43,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:43,872 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:59:44,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:44,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 197 states and 350 transitions. [2022-10-17 16:59:44,304 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 350 transitions. [2022-10-17 16:59:44,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:59:44,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:44,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:44,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:45,433 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.