./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product43.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_78201f90-5a73-4ea8-9966-21165bd05f8a/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78201f90-5a73-4ea8-9966-21165bd05f8a/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_78201f90-5a73-4ea8-9966-21165bd05f8a/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78201f90-5a73-4ea8-9966-21165bd05f8a/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product43.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78201f90-5a73-4ea8-9966-21165bd05f8a/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_78201f90-5a73-4ea8-9966-21165bd05f8a/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 6014a53bc4531229002927c7dae6ceb41eaf1bcae6bbbe475b6c1299f7673d0b --- 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 16:53:20,190 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:53:20,194 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:53:20,254 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:53:20,255 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:53:20,257 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:53:20,259 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:53:20,262 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:53:20,265 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:53:20,266 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:53:20,268 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:53:20,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:53:20,271 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:53:20,273 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:53:20,275 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:53:20,277 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:53:20,278 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:53:20,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:53:20,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:53:20,286 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:53:20,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:53:20,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:53:20,293 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:53:20,294 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:53:20,300 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:53:20,301 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:53:20,302 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:53:20,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:53:20,304 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:53:20,306 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:53:20,307 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:53:20,308 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:53:20,310 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:53:20,311 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:53:20,313 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:53:20,313 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:53:20,314 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:53:20,315 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:53:20,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:53:20,317 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:53:20,318 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:53:20,320 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78201f90-5a73-4ea8-9966-21165bd05f8a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:53:20,349 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:53:20,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:53:20,350 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:53:20,351 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:53:20,352 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:53:20,352 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:53:20,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:53:20,353 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:53:20,353 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:53:20,354 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:53:20,354 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:53:20,354 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:53:20,355 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:53:20,355 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:53:20,355 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:53:20,356 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:53:20,356 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:53:20,356 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:53:20,356 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:53:20,357 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:53:20,357 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:53:20,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:20,358 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:53:20,358 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:53:20,358 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:53:20,359 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:53:20,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:53:20,359 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:53:20,359 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_78201f90-5a73-4ea8-9966-21165bd05f8a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78201f90-5a73-4ea8-9966-21165bd05f8a/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6014a53bc4531229002927c7dae6ceb41eaf1bcae6bbbe475b6c1299f7673d0b [2022-10-17 16:53:20,644 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:53:20,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:53:20,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:53:20,677 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:53:20,679 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:53:20,681 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78201f90-5a73-4ea8-9966-21165bd05f8a/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec4_product43.cil.c [2022-10-17 16:53:20,763 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78201f90-5a73-4ea8-9966-21165bd05f8a/bin/ukojak-92XMlrwhuB/data/9579f520c/aded83065a8f49ee80d746ee1069d27e/FLAG9d920afdd [2022-10-17 16:53:21,375 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:53:21,376 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78201f90-5a73-4ea8-9966-21165bd05f8a/sv-benchmarks/c/product-lines/minepump_spec4_product43.cil.c [2022-10-17 16:53:21,390 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78201f90-5a73-4ea8-9966-21165bd05f8a/bin/ukojak-92XMlrwhuB/data/9579f520c/aded83065a8f49ee80d746ee1069d27e/FLAG9d920afdd [2022-10-17 16:53:21,696 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78201f90-5a73-4ea8-9966-21165bd05f8a/bin/ukojak-92XMlrwhuB/data/9579f520c/aded83065a8f49ee80d746ee1069d27e [2022-10-17 16:53:21,699 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:53:21,701 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:53:21,706 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:21,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:53:21,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:53:21,710 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:21" (1/1) ... [2022-10-17 16:53:21,712 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ed611f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:21, skipping insertion in model container [2022-10-17 16:53:21,713 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:21" (1/1) ... [2022-10-17 16:53:21,721 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:53:21,791 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:53:22,064 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_78201f90-5a73-4ea8-9966-21165bd05f8a/sv-benchmarks/c/product-lines/minepump_spec4_product43.cil.c[5104,5117] [2022-10-17 16:53:22,177 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:22,194 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:53:22,270 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_78201f90-5a73-4ea8-9966-21165bd05f8a/sv-benchmarks/c/product-lines/minepump_spec4_product43.cil.c[5104,5117] [2022-10-17 16:53:22,360 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:22,390 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:53:22,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:22 WrapperNode [2022-10-17 16:53:22,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:22,394 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:22,394 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:53:22,396 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:53:22,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:22" (1/1) ... [2022-10-17 16:53:22,434 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:22" (1/1) ... [2022-10-17 16:53:22,484 INFO L138 Inliner]: procedures = 54, calls = 153, calls flagged for inlining = 25, calls inlined = 22, statements flattened = 253 [2022-10-17 16:53:22,485 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:22,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:53:22,486 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:53:22,486 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:53:22,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:22" (1/1) ... [2022-10-17 16:53:22,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:22" (1/1) ... [2022-10-17 16:53:22,499 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:22" (1/1) ... [2022-10-17 16:53:22,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:22" (1/1) ... [2022-10-17 16:53:22,505 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:22" (1/1) ... [2022-10-17 16:53:22,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:22" (1/1) ... [2022-10-17 16:53:22,512 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:22" (1/1) ... [2022-10-17 16:53:22,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:22" (1/1) ... [2022-10-17 16:53:22,516 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:53:22,517 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:53:22,518 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:53:22,518 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:53:22,519 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:22" (1/1) ... [2022-10-17 16:53:22,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:22,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78201f90-5a73-4ea8-9966-21165bd05f8a/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:53:22,580 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78201f90-5a73-4ea8-9966-21165bd05f8a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:53:22,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78201f90-5a73-4ea8-9966-21165bd05f8a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:53:22,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:53:22,637 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:53:22,639 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:53:22,639 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:53:22,639 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:53:22,639 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:53:22,640 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:53:22,640 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:53:22,640 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:53:22,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:53:22,640 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:53:22,641 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:53:22,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:53:22,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:53:22,757 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:53:22,761 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:53:23,198 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:53:23,425 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:53:23,425 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:53:23,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:53:23 BoogieIcfgContainer [2022-10-17 16:53:23,428 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:53:23,430 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:53:23,430 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:53:23,446 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:53:23,446 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:53:23" (1/1) ... [2022-10-17 16:53:23,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:53:23,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:23,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 44 states and 58 transitions. [2022-10-17 16:53:23,530 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2022-10-17 16:53:23,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:53:23,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:23,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:23,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:23,760 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 16:53:23,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:23,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 44 states and 56 transitions. [2022-10-17 16:53:23,844 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2022-10-17 16:53:23,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:53:23,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:23,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:23,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:24,114 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 16:53:24,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:24,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 46 states and 59 transitions. [2022-10-17 16:53:24,156 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 59 transitions. [2022-10-17 16:53:24,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:53:24,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:24,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:24,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:24,876 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 16:53:25,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:25,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 58 states and 83 transitions. [2022-10-17 16:53:25,172 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 83 transitions. [2022-10-17 16:53:25,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:53:25,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:25,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:25,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:25,405 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 16:53:25,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:25,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 59 states and 84 transitions. [2022-10-17 16:53:25,448 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions. [2022-10-17 16:53:25,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:53:25,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:25,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:25,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:25,909 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 16:53:27,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:27,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 71 states and 112 transitions. [2022-10-17 16:53:27,235 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 112 transitions. [2022-10-17 16:53:27,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:53:27,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:27,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:27,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:27,414 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 16:53:27,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:27,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 80 states and 137 transitions. [2022-10-17 16:53:27,960 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 137 transitions. [2022-10-17 16:53:27,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:53:27,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:27,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:27,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:28,311 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 16:53:28,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:28,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 85 states and 150 transitions. [2022-10-17 16:53:28,700 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 150 transitions. [2022-10-17 16:53:28,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:53:28,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:28,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:28,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:28,994 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 16:53:29,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:29,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 86 states and 151 transitions. [2022-10-17 16:53:29,035 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 151 transitions. [2022-10-17 16:53:29,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:53:29,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:29,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:29,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:29,183 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 16:53:29,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:29,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 87 states and 152 transitions. [2022-10-17 16:53:29,213 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 152 transitions. [2022-10-17 16:53:29,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:53:29,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:29,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:29,362 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 16:53:29,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:29,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 88 states and 153 transitions. [2022-10-17 16:53:29,393 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 153 transitions. [2022-10-17 16:53:29,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:53:29,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:29,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:29,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:29,659 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 16:53:30,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:30,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 93 states and 164 transitions. [2022-10-17 16:53:30,047 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 164 transitions. [2022-10-17 16:53:30,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:53:30,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:30,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:30,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:30,108 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:53:30,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:30,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 98 states and 177 transitions. [2022-10-17 16:53:30,565 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 177 transitions. [2022-10-17 16:53:30,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:53:30,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:30,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:30,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:30,616 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:53:30,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:30,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 99 states and 178 transitions. [2022-10-17 16:53:30,655 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 178 transitions. [2022-10-17 16:53:30,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:53:30,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:30,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:30,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:30,732 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:53:31,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:31,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 104 states and 190 transitions. [2022-10-17 16:53:31,342 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 190 transitions. [2022-10-17 16:53:31,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:53:31,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:31,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:31,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:31,802 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:32,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:32,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 114 states and 229 transitions. [2022-10-17 16:53:32,951 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 229 transitions. [2022-10-17 16:53:32,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:53:32,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:32,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:32,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:33,290 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:33,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:33,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 115 states and 229 transitions. [2022-10-17 16:53:33,550 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 229 transitions. [2022-10-17 16:53:33,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:53:33,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:33,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:33,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:33,622 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:53:33,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:33,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 116 states and 230 transitions. [2022-10-17 16:53:33,659 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 230 transitions. [2022-10-17 16:53:33,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:53:33,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:33,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:33,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:33,995 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:34,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:34,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 117 states and 231 transitions. [2022-10-17 16:53:34,048 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 231 transitions. [2022-10-17 16:53:34,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:53:34,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:34,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:34,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:34,777 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:53:37,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:37,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 128 states and 268 transitions. [2022-10-17 16:53:37,534 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 268 transitions. [2022-10-17 16:53:37,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:53:37,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:37,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:37,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:38,549 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:39,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:39,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 131 states and 269 transitions. [2022-10-17 16:53:39,974 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 269 transitions. [2022-10-17 16:53:39,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:53:39,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:39,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:39,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:40,701 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:43,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:43,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 142 states and 314 transitions. [2022-10-17 16:53:43,626 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 314 transitions. [2022-10-17 16:53:43,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:53:43,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:43,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:43,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:44,575 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:46,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:46,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 145 states and 324 transitions. [2022-10-17 16:53:46,131 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 324 transitions. [2022-10-17 16:53:46,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:53:46,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:46,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:46,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:46,405 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:46,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:46,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 147 states and 327 transitions. [2022-10-17 16:53:46,714 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 327 transitions. [2022-10-17 16:53:46,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:53:46,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:46,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:46,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:46,863 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:47,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:47,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 150 states and 335 transitions. [2022-10-17 16:53:47,380 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 335 transitions. [2022-10-17 16:53:47,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:53:47,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:47,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:47,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:47,761 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:48,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:48,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 153 states and 348 transitions. [2022-10-17 16:53:48,977 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 348 transitions. [2022-10-17 16:53:48,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:53:48,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:48,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:48,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat