./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_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_2a2043fd-d772-4960-8f79-396038c43479/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2043fd-d772-4960-8f79-396038c43479/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_2a2043fd-d772-4960-8f79-396038c43479/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2043fd-d772-4960-8f79-396038c43479/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product38.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2043fd-d772-4960-8f79-396038c43479/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_2a2043fd-d772-4960-8f79-396038c43479/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 c8e3613a57f37f194f1fe75086d0eb5e0d997c2a9b69c99903e0a1a10a2db5eb --- 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 16:52:45,231 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:52:45,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:52:45,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:52:45,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:52:45,289 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:52:45,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:52:45,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:52:45,299 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:52:45,306 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:52:45,308 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:52:45,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:52:45,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:52:45,318 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:52:45,320 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:52:45,322 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:52:45,324 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:52:45,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:52:45,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:52:45,340 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:52:45,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:52:45,344 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:52:45,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:52:45,349 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:52:45,354 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:52:45,355 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:52:45,355 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:52:45,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:52:45,358 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:52:45,359 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:52:45,360 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:52:45,361 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:52:45,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:52:45,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:52:45,366 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:52:45,366 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:52:45,367 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:52:45,367 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:52:45,367 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:52:45,368 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:52:45,369 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:52:45,370 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2043fd-d772-4960-8f79-396038c43479/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:52:45,418 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:52:45,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:52:45,419 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:52:45,420 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:52:45,420 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:52:45,421 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:52:45,421 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:52:45,421 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:52:45,421 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:52:45,421 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:52:45,422 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:52:45,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:52:45,423 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:52:45,423 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:52:45,423 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:52:45,423 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:52:45,424 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:52:45,424 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:52:45,424 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:52:45,424 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:52:45,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:52:45,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:52:45,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:52:45,425 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:52:45,425 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:52:45,426 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:52:45,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:52:45,427 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:52:45,428 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_2a2043fd-d772-4960-8f79-396038c43479/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2043fd-d772-4960-8f79-396038c43479/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8e3613a57f37f194f1fe75086d0eb5e0d997c2a9b69c99903e0a1a10a2db5eb [2022-10-17 16:52:45,734 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:52:45,760 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:52:45,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:52:45,765 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:52:45,767 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:52:45,769 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2043fd-d772-4960-8f79-396038c43479/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec3_product38.cil.c [2022-10-17 16:52:45,862 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2043fd-d772-4960-8f79-396038c43479/bin/ukojak-92XMlrwhuB/data/46a1d7d65/fb35b735f4de41e996f0b588138ace69/FLAGcef0f8590 [2022-10-17 16:52:46,474 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:52:46,474 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2043fd-d772-4960-8f79-396038c43479/sv-benchmarks/c/product-lines/minepump_spec3_product38.cil.c [2022-10-17 16:52:46,498 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2043fd-d772-4960-8f79-396038c43479/bin/ukojak-92XMlrwhuB/data/46a1d7d65/fb35b735f4de41e996f0b588138ace69/FLAGcef0f8590 [2022-10-17 16:52:46,759 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2043fd-d772-4960-8f79-396038c43479/bin/ukojak-92XMlrwhuB/data/46a1d7d65/fb35b735f4de41e996f0b588138ace69 [2022-10-17 16:52:46,762 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:52:46,764 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:52:46,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:52:46,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:52:46,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:52:46,770 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:52:46" (1/1) ... [2022-10-17 16:52:46,771 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64cbfec6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:46, skipping insertion in model container [2022-10-17 16:52:46,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:52:46" (1/1) ... [2022-10-17 16:52:46,779 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:52:46,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:52:47,128 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_2a2043fd-d772-4960-8f79-396038c43479/sv-benchmarks/c/product-lines/minepump_spec3_product38.cil.c[15422,15435] [2022-10-17 16:52:47,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:52:47,155 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:52:47,214 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_2a2043fd-d772-4960-8f79-396038c43479/sv-benchmarks/c/product-lines/minepump_spec3_product38.cil.c[15422,15435] [2022-10-17 16:52:47,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:52:47,259 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:52:47,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:47 WrapperNode [2022-10-17 16:52:47,259 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:52:47,260 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:52:47,260 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:52:47,261 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:52:47,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:47" (1/1) ... [2022-10-17 16:52:47,295 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:47" (1/1) ... [2022-10-17 16:52:47,343 INFO L138 Inliner]: procedures = 54, calls = 155, calls flagged for inlining = 23, calls inlined = 20, statements flattened = 254 [2022-10-17 16:52:47,344 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:52:47,345 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:52:47,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:52:47,345 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:52:47,354 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:47" (1/1) ... [2022-10-17 16:52:47,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:47" (1/1) ... [2022-10-17 16:52:47,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:47" (1/1) ... [2022-10-17 16:52:47,367 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:47" (1/1) ... [2022-10-17 16:52:47,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:47" (1/1) ... [2022-10-17 16:52:47,393 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:47" (1/1) ... [2022-10-17 16:52:47,402 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:47" (1/1) ... [2022-10-17 16:52:47,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:47" (1/1) ... [2022-10-17 16:52:47,407 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:52:47,408 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:52:47,408 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:52:47,408 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:52:47,418 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:47" (1/1) ... [2022-10-17 16:52:47,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:52:47,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2043fd-d772-4960-8f79-396038c43479/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:52:47,450 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2043fd-d772-4960-8f79-396038c43479/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:52:47,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2043fd-d772-4960-8f79-396038c43479/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:52:47,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:52:47,494 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:52:47,494 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:52:47,494 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:52:47,494 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:52:47,500 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:52:47,501 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:52:47,501 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:52:47,501 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:52:47,502 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:52:47,502 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:52:47,502 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:52:47,502 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:52:47,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:52:47,503 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:52:47,503 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:52:47,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:52:47,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:52:47,622 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:52:47,624 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:52:48,021 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:52:48,171 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:52:48,171 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:52:48,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:52:48 BoogieIcfgContainer [2022-10-17 16:52:48,175 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:52:48,176 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:52:48,176 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:52:48,187 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:52:48,187 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:52:48" (1/1) ... [2022-10-17 16:52:48,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:52:48,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:48,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 58 states and 77 transitions. [2022-10-17 16:52:48,261 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 77 transitions. [2022-10-17 16:52:48,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:52:48,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:48,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:48,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:48,531 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 16:52:48,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:48,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 58 states and 75 transitions. [2022-10-17 16:52:48,601 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2022-10-17 16:52:48,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:52:48,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:48,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:48,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:48,769 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 16:52:48,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:48,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2022-10-17 16:52:48,790 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2022-10-17 16:52:48,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:52:48,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:48,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:48,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:49,075 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 16:52:49,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:49,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 69 states and 95 transitions. [2022-10-17 16:52:49,190 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 95 transitions. [2022-10-17 16:52:49,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:52:49,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:49,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:49,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:49,496 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 16:52:50,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:50,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 83 states and 125 transitions. [2022-10-17 16:52:50,169 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 125 transitions. [2022-10-17 16:52:50,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:52:50,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:50,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:50,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:50,284 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 16:52:50,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:50,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 84 states and 126 transitions. [2022-10-17 16:52:50,304 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 126 transitions. [2022-10-17 16:52:50,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:52:50,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:50,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:50,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:50,473 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 16:52:50,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:50,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 85 states and 127 transitions. [2022-10-17 16:52:50,492 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 127 transitions. [2022-10-17 16:52:50,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:52:50,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:50,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:50,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:50,802 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 16:52:52,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:52,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 104 states and 171 transitions. [2022-10-17 16:52:52,154 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 171 transitions. [2022-10-17 16:52:52,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:52:52,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:52,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:52,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:52,492 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 16:52:53,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:53,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 113 states and 191 transitions. [2022-10-17 16:52:53,620 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 191 transitions. [2022-10-17 16:52:53,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:52:53,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:53,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:53,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:53,786 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 16:52:54,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:54,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 115 states and 196 transitions. [2022-10-17 16:52:54,187 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 196 transitions. [2022-10-17 16:52:54,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:52:54,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:54,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:54,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:54,499 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 16:52:56,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:56,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 124 states and 215 transitions. [2022-10-17 16:52:56,340 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 215 transitions. [2022-10-17 16:52:56,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:52:56,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:56,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:56,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:56,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:52:57,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:57,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 132 states and 234 transitions. [2022-10-17 16:52:57,339 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 234 transitions. [2022-10-17 16:52:57,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:52:57,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:57,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:57,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:57,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:52:57,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:57,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 135 states and 239 transitions. [2022-10-17 16:52:57,842 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 239 transitions. [2022-10-17 16:52:57,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:52:57,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:57,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:57,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:57,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:52:57,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:57,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 136 states and 240 transitions. [2022-10-17 16:52:57,996 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 240 transitions. [2022-10-17 16:52:57,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:52:57,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:57,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:58,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:58,617 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 16:53:00,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:00,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 147 states and 265 transitions. [2022-10-17 16:53:00,131 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 265 transitions. [2022-10-17 16:53:00,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:53:00,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:00,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:00,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:00,807 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 16:53:01,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:01,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 147 states and 259 transitions. [2022-10-17 16:53:01,357 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 259 transitions. [2022-10-17 16:53:01,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:53:01,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:01,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:01,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:01,445 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 16:53:02,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:02,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 150 states and 269 transitions. [2022-10-17 16:53:02,299 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 269 transitions. [2022-10-17 16:53:02,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:53:02,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:02,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:02,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:02,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:53:04,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:04,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 158 states and 292 transitions. [2022-10-17 16:53:04,988 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 292 transitions. [2022-10-17 16:53:04,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:53:04,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:04,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:05,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:05,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:53:05,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:05,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 159 states and 294 transitions. [2022-10-17 16:53:05,134 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 294 transitions. [2022-10-17 16:53:05,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:53:05,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:05,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:05,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:05,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:53:06,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:06,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 164 states and 302 transitions. [2022-10-17 16:53:06,916 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 302 transitions. [2022-10-17 16:53:06,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:53:06,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:06,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:06,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:06,982 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 16:53:07,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:07,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 162 states and 293 transitions. [2022-10-17 16:53:07,642 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 293 transitions. [2022-10-17 16:53:07,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:53:07,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:07,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:07,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:07,681 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 16:53:08,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:08,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 168 states and 313 transitions. [2022-10-17 16:53:08,850 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 313 transitions. [2022-10-17 16:53:08,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:53:08,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:08,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:08,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:08,945 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 16:53:09,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:09,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 175 states and 331 transitions. [2022-10-17 16:53:09,850 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 331 transitions. [2022-10-17 16:53:09,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:53:09,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:09,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:09,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:09,961 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:53:10,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:10,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 176 states and 332 transitions. [2022-10-17 16:53:10,302 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 332 transitions. [2022-10-17 16:53:10,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:53:10,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:10,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:10,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:10,349 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:53:10,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:10,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 178 states and 336 transitions. [2022-10-17 16:53:10,772 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 336 transitions. [2022-10-17 16:53:10,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:53:10,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:10,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:10,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:10,817 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 16:53:11,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:11,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 181 states and 342 transitions. [2022-10-17 16:53:11,218 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 342 transitions. [2022-10-17 16:53:11,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:53:11,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:11,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:11,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:11,567 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:53:12,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:12,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 185 states and 354 transitions. [2022-10-17 16:53:12,677 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 354 transitions. [2022-10-17 16:53:12,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:53:12,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:12,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:12,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:12,719 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:53:13,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:13,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 187 states and 359 transitions. [2022-10-17 16:53:13,162 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 359 transitions. [2022-10-17 16:53:13,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:53:13,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:13,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:13,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:13,209 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:53:13,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:13,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 189 states and 363 transitions. [2022-10-17 16:53:13,256 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 363 transitions. [2022-10-17 16:53:13,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:53:13,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:13,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:13,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:13,298 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:53:13,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:13,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 191 states and 367 transitions. [2022-10-17 16:53:13,344 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 367 transitions. [2022-10-17 16:53:13,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:53:13,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:13,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:13,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:13,444 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:53:14,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:14,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 194 states and 378 transitions. [2022-10-17 16:53:14,988 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 378 transitions. [2022-10-17 16:53:14,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:53:14,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:14,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:15,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:15,043 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked.