./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product43.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ea0ea1-6a57-446b-acef-853ac3547d66/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ea0ea1-6a57-446b-acef-853ac3547d66/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ea0ea1-6a57-446b-acef-853ac3547d66/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ea0ea1-6a57-446b-acef-853ac3547d66/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product43.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ea0ea1-6a57-446b-acef-853ac3547d66/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ea0ea1-6a57-446b-acef-853ac3547d66/bin/ukojak-Rh5K9KB4LI --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 80c186986e830d4bb291929eac4e7624996dc1953e9c0441022d003e4def396a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:12:30,690 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:12:30,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:12:30,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:12:30,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:12:30,744 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:12:30,747 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:12:30,750 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:12:30,753 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:12:30,755 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:12:30,756 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:12:30,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:12:30,759 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:12:30,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:12:30,764 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:12:30,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:12:30,768 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:12:30,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:12:30,773 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:12:30,776 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:12:30,779 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:12:30,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:12:30,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:12:30,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:12:30,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:12:30,790 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:12:30,791 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:12:30,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:12:30,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:12:30,795 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:12:30,796 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:12:30,797 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:12:30,798 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:12:30,800 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:12:30,802 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:12:30,802 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:12:30,804 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:12:30,804 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:12:30,804 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:12:30,806 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:12:30,807 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:12:30,808 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ea0ea1-6a57-446b-acef-853ac3547d66/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:12:30,874 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:12:30,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:12:30,876 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:12:30,876 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:12:30,878 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:12:30,878 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:12:30,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:12:30,879 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:12:30,879 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:12:30,879 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:12:30,881 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:12:30,881 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:12:30,881 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:12:30,882 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:12:30,882 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:12:30,882 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:12:30,883 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:12:30,883 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:12:30,883 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:12:30,883 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:12:30,884 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:12:30,884 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:12:30,884 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:12:30,885 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:12:30,885 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:12:30,885 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:12:30,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:12:30,886 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:12:30,886 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_63ea0ea1-6a57-446b-acef-853ac3547d66/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ea0ea1-6a57-446b-acef-853ac3547d66/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80c186986e830d4bb291929eac4e7624996dc1953e9c0441022d003e4def396a [2021-10-29 03:12:31,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:12:31,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:12:31,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:12:31,276 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:12:31,277 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:12:31,278 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ea0ea1-6a57-446b-acef-853ac3547d66/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec2_product43.cil.c [2021-10-29 03:12:31,370 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ea0ea1-6a57-446b-acef-853ac3547d66/bin/ukojak-Rh5K9KB4LI/data/0cb067ff2/c331ee8ea72d44b9affd02562023349e/FLAG3174e2764 [2021-10-29 03:12:32,086 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:12:32,098 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ea0ea1-6a57-446b-acef-853ac3547d66/sv-benchmarks/c/product-lines/minepump_spec2_product43.cil.c [2021-10-29 03:12:32,117 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ea0ea1-6a57-446b-acef-853ac3547d66/bin/ukojak-Rh5K9KB4LI/data/0cb067ff2/c331ee8ea72d44b9affd02562023349e/FLAG3174e2764 [2021-10-29 03:12:32,373 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ea0ea1-6a57-446b-acef-853ac3547d66/bin/ukojak-Rh5K9KB4LI/data/0cb067ff2/c331ee8ea72d44b9affd02562023349e [2021-10-29 03:12:32,378 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:12:32,381 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:12:32,385 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:12:32,385 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:12:32,389 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:12:32,390 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:12:32" (1/1) ... [2021-10-29 03:12:32,391 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@705cd8a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:12:32, skipping insertion in model container [2021-10-29 03:12:32,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:12:32" (1/1) ... [2021-10-29 03:12:32,401 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:12:32,483 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:12:32,996 WARN L228 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_63ea0ea1-6a57-446b-acef-853ac3547d66/sv-benchmarks/c/product-lines/minepump_spec2_product43.cil.c[18403,18416] [2021-10-29 03:12:33,005 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:12:33,028 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:12:33,128 WARN L228 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_63ea0ea1-6a57-446b-acef-853ac3547d66/sv-benchmarks/c/product-lines/minepump_spec2_product43.cil.c[18403,18416] [2021-10-29 03:12:33,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:12:33,152 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:12:33,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:12:33 WrapperNode [2021-10-29 03:12:33,152 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:12:33,154 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:12:33,154 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:12:33,155 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:12:33,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:12:33" (1/1) ... [2021-10-29 03:12:33,184 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:12:33" (1/1) ... [2021-10-29 03:12:33,225 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:12:33,225 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:12:33,226 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:12:33,226 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:12:33,238 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:12:33" (1/1) ... [2021-10-29 03:12:33,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:12:33" (1/1) ... [2021-10-29 03:12:33,254 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:12:33" (1/1) ... [2021-10-29 03:12:33,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:12:33" (1/1) ... [2021-10-29 03:12:33,270 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:12:33" (1/1) ... [2021-10-29 03:12:33,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:12:33" (1/1) ... [2021-10-29 03:12:33,279 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:12:33" (1/1) ... [2021-10-29 03:12:33,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:12:33,285 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:12:33,285 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:12:33,285 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:12:33,286 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:12:33" (1/1) ... [2021-10-29 03:12:33,295 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:12:33,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ea0ea1-6a57-446b-acef-853ac3547d66/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:12:33,329 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ea0ea1-6a57-446b-acef-853ac3547d66/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:12:33,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ea0ea1-6a57-446b-acef-853ac3547d66/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:12:33,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:12:33,406 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-10-29 03:12:33,406 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-10-29 03:12:33,406 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 03:12:33,408 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 03:12:33,408 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 03:12:33,408 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 03:12:33,408 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-10-29 03:12:33,409 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-10-29 03:12:33,409 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 03:12:33,409 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 03:12:33,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:12:33,410 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 03:12:33,410 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 03:12:33,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:12:33,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:12:34,920 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:12:34,921 INFO L299 CfgBuilder]: Removed 44 assume(true) statements. [2021-10-29 03:12:34,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:12:34 BoogieIcfgContainer [2021-10-29 03:12:34,924 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:12:34,925 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:12:34,925 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:12:34,939 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:12:34,939 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:12:34" (1/1) ... [2021-10-29 03:12:34,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:12:35,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:35,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 65 transitions. [2021-10-29 03:12:35,015 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2021-10-29 03:12:35,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:12:35,022 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:35,023 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:35,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:35,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:12:35,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:35,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2021-10-29 03:12:35,381 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2021-10-29 03:12:35,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:12:35,384 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:35,385 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:35,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:35,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:12:35,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:35,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2021-10-29 03:12:35,629 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2021-10-29 03:12:35,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:12:35,631 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:35,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:35,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:35,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:12:36,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:36,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 64 states and 92 transitions. [2021-10-29 03:12:36,181 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 92 transitions. [2021-10-29 03:12:36,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:12:36,186 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:36,186 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:36,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:36,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:12:36,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:36,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 65 states and 93 transitions. [2021-10-29 03:12:36,341 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 93 transitions. [2021-10-29 03:12:36,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:12:36,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:36,343 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:36,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:36,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:12:37,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:37,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 81 states and 127 transitions. [2021-10-29 03:12:37,016 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 127 transitions. [2021-10-29 03:12:37,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:12:37,020 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:37,021 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:37,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:37,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:12:39,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:39,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 97 states and 163 transitions. [2021-10-29 03:12:39,852 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 163 transitions. [2021-10-29 03:12:39,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:12:39,854 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:39,855 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:39,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:40,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:12:40,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:40,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 104 states and 184 transitions. [2021-10-29 03:12:40,717 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 184 transitions. [2021-10-29 03:12:40,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:12:40,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:40,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:40,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:40,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:12:40,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:40,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 107 states and 191 transitions. [2021-10-29 03:12:40,991 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 191 transitions. [2021-10-29 03:12:40,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:12:40,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:40,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:41,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:41,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:12:41,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:41,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 108 states and 194 transitions. [2021-10-29 03:12:41,245 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 194 transitions. [2021-10-29 03:12:41,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 03:12:41,248 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:41,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:41,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:41,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:12:41,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:41,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 108 states and 193 transitions. [2021-10-29 03:12:41,325 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 193 transitions. [2021-10-29 03:12:41,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:12:41,327 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:41,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:41,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:41,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:12:41,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:41,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 112 states and 202 transitions. [2021-10-29 03:12:41,773 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 202 transitions. [2021-10-29 03:12:41,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:12:41,775 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:41,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:41,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:41,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:12:41,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:41,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 116 states and 209 transitions. [2021-10-29 03:12:41,953 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 209 transitions. [2021-10-29 03:12:41,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:12:41,954 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:41,955 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:41,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:42,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:12:42,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:42,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 120 states and 214 transitions. [2021-10-29 03:12:42,141 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 214 transitions. [2021-10-29 03:12:42,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 03:12:42,143 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:42,144 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:42,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:42,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:12:42,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:42,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 121 states and 215 transitions. [2021-10-29 03:12:42,220 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 215 transitions. [2021-10-29 03:12:42,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-29 03:12:42,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:42,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:42,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:42,267 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:12:42,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:43,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 126 states and 230 transitions. [2021-10-29 03:12:43,001 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 230 transitions. [2021-10-29 03:12:43,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 03:12:43,006 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:43,007 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:43,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:43,078 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:12:43,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:43,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 127 states and 231 transitions. [2021-10-29 03:12:43,096 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 231 transitions. [2021-10-29 03:12:43,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 03:12:43,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:43,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:43,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:43,336 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:12:44,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:44,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 130 states and 239 transitions. [2021-10-29 03:12:44,004 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 239 transitions. [2021-10-29 03:12:44,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:12:44,006 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:44,007 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:44,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:44,102 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:12:44,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:44,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 133 states and 246 transitions. [2021-10-29 03:12:44,574 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 246 transitions. [2021-10-29 03:12:44,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 03:12:44,577 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:44,577 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:44,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:44,624 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:12:44,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:44,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 137 states and 255 transitions. [2021-10-29 03:12:44,769 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 255 transitions. [2021-10-29 03:12:44,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 03:12:44,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:44,774 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:44,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:44,842 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:12:44,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:44,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 139 states and 257 transitions. [2021-10-29 03:12:44,988 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 257 transitions. [2021-10-29 03:12:44,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 03:12:44,991 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:44,992 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:45,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:45,047 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:12:45,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:45,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 146 states and 273 transitions. [2021-10-29 03:12:45,337 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 273 transitions. [2021-10-29 03:12:45,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:12:45,339 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:45,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:45,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:45,929 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:12:48,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:48,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 159 states and 306 transitions. [2021-10-29 03:12:48,752 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 306 transitions. [2021-10-29 03:12:48,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 03:12:48,754 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:48,754 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:48,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:48,804 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:12:48,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:48,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 160 states and 307 transitions. [2021-10-29 03:12:48,832 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 307 transitions. [2021-10-29 03:12:48,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 03:12:48,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:48,835 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:48,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:48,893 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:12:48,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:48,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 161 states and 308 transitions. [2021-10-29 03:12:48,918 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 308 transitions. [2021-10-29 03:12:48,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:12:48,920 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:48,921 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:48,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:48,987 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:12:50,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:50,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 166 states and 314 transitions. [2021-10-29 03:12:50,271 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 314 transitions. [2021-10-29 03:12:50,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:12:50,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:50,274 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:50,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:50,323 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:12:50,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:50,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 168 states and 318 transitions. [2021-10-29 03:12:50,921 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 318 transitions. [2021-10-29 03:12:50,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 03:12:50,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:50,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:50,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:51,249 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:12:55,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:55,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 185 states and 347 transitions. [2021-10-29 03:12:55,120 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 347 transitions. [2021-10-29 03:12:55,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:12:55,123 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:55,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:55,169 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:12:55,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:55,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 185 states and 346 transitions. [2021-10-29 03:12:55,849 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 346 transitions. [2021-10-29 03:12:55,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-29 03:12:55,852 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:55,852 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:55,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:55,897 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-10-29 03:12:56,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:12:56,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 189 states and 356 transitions. [2021-10-29 03:12:56,931 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 356 transitions. [2021-10-29 03:12:56,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-29 03:12:56,934 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:12:56,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:12:56,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:12:57,426 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:13:01,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:01,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 199 states and 373 transitions. [2021-10-29 03:13:01,647 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 373 transitions. [2021-10-29 03:13:01,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-29 03:13:01,651 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:01,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:01,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:01,699 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-10-29 03:13:01,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:01,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 200 states and 374 transitions. [2021-10-29 03:13:01,729 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 374 transitions. [2021-10-29 03:13:01,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-29 03:13:01,731 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:01,732 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:01,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:01,782 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-10-29 03:13:02,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:02,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 201 states and 377 transitions. [2021-10-29 03:13:02,239 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 377 transitions. [2021-10-29 03:13:02,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-29 03:13:02,241 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:02,242 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:02,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:02,288 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-10-29 03:13:02,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:02,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 202 states and 379 transitions. [2021-10-29 03:13:02,726 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 379 transitions. [2021-10-29 03:13:02,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-29 03:13:02,728 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:02,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:02,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:02,833 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-10-29 03:13:03,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:03,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 203 states and 380 transitions. [2021-10-29 03:13:03,308 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 380 transitions. [2021-10-29 03:13:03,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-29 03:13:03,311 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:03,311 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:03,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:03,354 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 03:13:03,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:03,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 206 states and 385 transitions. [2021-10-29 03:13:03,614 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 385 transitions. [2021-10-29 03:13:03,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-29 03:13:03,617 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:03,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:03,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:03,681 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-10-29 03:13:04,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:04,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 207 states and 386 transitions. [2021-10-29 03:13:04,190 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 386 transitions. [2021-10-29 03:13:04,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-29 03:13:04,193 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:04,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:04,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:04,256 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-29 03:13:04,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:04,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 208 states and 387 transitions. [2021-10-29 03:13:04,294 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 387 transitions. [2021-10-29 03:13:04,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-29 03:13:04,297 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:04,298 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:04,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:04,342 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 03:13:04,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:04,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 209 states and 388 transitions. [2021-10-29 03:13:04,366 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 388 transitions. [2021-10-29 03:13:04,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-29 03:13:04,372 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:04,373 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:04,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:05,512 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 29 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:13:09,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:09,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 220 states and 417 transitions. [2021-10-29 03:13:09,140 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 417 transitions. [2021-10-29 03:13:09,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-29 03:13:09,143 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:09,144 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:09,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:09,835 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 30 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:13:11,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:11,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 228 states and 447 transitions. [2021-10-29 03:13:11,319 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 447 transitions. [2021-10-29 03:13:11,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-29 03:13:11,322 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:11,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:11,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:11,444 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 29 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:13:11,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:11,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 229 states and 448 transitions. [2021-10-29 03:13:11,566 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 448 transitions. [2021-10-29 03:13:11,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-29 03:13:11,569 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:11,569 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:11,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:11,707 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 30 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:13:11,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:11,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 230 states and 449 transitions. [2021-10-29 03:13:11,750 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 449 transitions. [2021-10-29 03:13:11,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-29 03:13:11,753 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:11,753 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:11,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:12,333 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 38 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:13:16,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:16,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 242 states and 482 transitions. [2021-10-29 03:13:16,519 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 482 transitions. [2021-10-29 03:13:16,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-29 03:13:16,523 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:16,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:16,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:16,604 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 38 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:13:18,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:18,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 246 states and 485 transitions. [2021-10-29 03:13:18,545 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 485 transitions. [2021-10-29 03:13:18,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-29 03:13:18,548 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:18,549 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:18,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:18,620 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 38 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:13:19,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:19,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 247 states and 481 transitions. [2021-10-29 03:13:19,312 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 481 transitions. [2021-10-29 03:13:19,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-29 03:13:19,317 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:19,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:19,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:19,394 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 37 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:13:21,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:21,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 253 states and 495 transitions. [2021-10-29 03:13:21,809 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 495 transitions. [2021-10-29 03:13:21,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-29 03:13:21,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:21,812 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:21,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:21,886 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 20 proven. 23 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 03:13:26,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:26,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 273 states and 538 transitions. [2021-10-29 03:13:26,125 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 538 transitions. [2021-10-29 03:13:26,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-29 03:13:26,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:26,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:26,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:26,203 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 20 proven. 23 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 03:13:26,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:26,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 273 states and 532 transitions. [2021-10-29 03:13:26,889 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 532 transitions. [2021-10-29 03:13:26,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-10-29 03:13:26,893 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:26,893 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:26,974 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 20 proven. 23 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 03:13:27,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:27,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 274 states and 533 transitions. [2021-10-29 03:13:27,021 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 533 transitions. [2021-10-29 03:13:27,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-10-29 03:13:27,025 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:27,025 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:27,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:28,247 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 33 proven. 12 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-10-29 03:13:36,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:36,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 287 states and 572 transitions. [2021-10-29 03:13:36,084 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 572 transitions. [2021-10-29 03:13:36,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-10-29 03:13:36,088 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:36,088 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:36,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:36,215 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 31 proven. 5 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-10-29 03:13:39,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:39,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 286 states and 564 transitions. [2021-10-29 03:13:39,015 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 564 transitions. [2021-10-29 03:13:39,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-10-29 03:13:39,019 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:39,019 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:39,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:39,151 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 31 proven. 5 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-10-29 03:13:41,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:41,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 286 states and 562 transitions. [2021-10-29 03:13:41,229 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 562 transitions. [2021-10-29 03:13:41,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-10-29 03:13:41,233 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:41,234 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:41,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:41,560 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 37 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-10-29 03:13:43,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:43,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 287 states and 566 transitions. [2021-10-29 03:13:43,216 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 566 transitions. [2021-10-29 03:13:43,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-10-29 03:13:43,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:43,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:43,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:43,270 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 34 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-10-29 03:13:44,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:44,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 286 states and 561 transitions. [2021-10-29 03:13:44,501 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 561 transitions. [2021-10-29 03:13:44,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-10-29 03:13:44,502 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:44,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:44,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:44,568 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 37 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-10-29 03:13:44,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:44,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 286 states and 561 transitions. [2021-10-29 03:13:44,604 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 561 transitions. [2021-10-29 03:13:44,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-10-29 03:13:44,606 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:44,607 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:44,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:44,677 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 37 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-10-29 03:13:44,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:44,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 286 states and 561 transitions. [2021-10-29 03:13:44,710 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 561 transitions. [2021-10-29 03:13:44,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-10-29 03:13:44,713 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:44,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:44,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:44,783 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 37 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-10-29 03:13:44,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:44,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 286 states and 561 transitions. [2021-10-29 03:13:44,817 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 561 transitions. [2021-10-29 03:13:44,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-10-29 03:13:44,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:44,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:44,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:44,893 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 37 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-10-29 03:13:44,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:44,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 286 states and 561 transitions. [2021-10-29 03:13:44,925 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 561 transitions. [2021-10-29 03:13:44,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-10-29 03:13:44,928 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:44,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:44,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:44,993 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 37 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-10-29 03:13:45,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:45,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 286 states and 561 transitions. [2021-10-29 03:13:45,027 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 561 transitions. [2021-10-29 03:13:45,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-10-29 03:13:45,030 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:45,035 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:45,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:45,105 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 37 proven. 2 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-10-29 03:13:45,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:45,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 286 states and 561 transitions. [2021-10-29 03:13:45,138 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 561 transitions. [2021-10-29 03:13:45,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-10-29 03:13:45,141 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:45,141 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:45,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:13:45,271 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 33 proven. 12 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-10-29 03:13:48,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:13:48,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 290 states and 566 transitions. [2021-10-29 03:13:48,109 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 566 transitions. [2021-10-29 03:13:48,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-10-29 03:13:48,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:13:48,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:13:48,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:13:48,169 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:13:48,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:13:48,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:13:48,540 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 03:13:48,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 03:13:48,814 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 62 iterations. [2021-10-29 03:13:49,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:13:49 ImpRootNode [2021-10-29 03:13:49,122 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:13:49,128 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:13:49,129 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:13:49,129 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:13:49,129 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:12:34" (3/4) ... [2021-10-29 03:13:49,131 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 03:13:49,334 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ea0ea1-6a57-446b-acef-853ac3547d66/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:13:49,335 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:13:49,337 INFO L168 Benchmark]: Toolchain (without parser) took 76953.87 ms. Allocated memory was 92.3 MB in the beginning and 520.1 MB in the end (delta: 427.8 MB). Free memory was 58.8 MB in the beginning and 264.9 MB in the end (delta: -206.1 MB). Peak memory consumption was 220.9 MB. Max. memory is 16.1 GB. [2021-10-29 03:13:49,337 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 92.3 MB. Free memory is still 46.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:13:49,338 INFO L168 Benchmark]: CACSL2BoogieTranslator took 767.99 ms. Allocated memory is still 92.3 MB. Free memory was 58.6 MB in the beginning and 60.4 MB in the end (delta: -1.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:13:49,339 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.91 ms. Allocated memory is still 92.3 MB. Free memory was 60.4 MB in the beginning and 57.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:13:49,339 INFO L168 Benchmark]: Boogie Preprocessor took 58.22 ms. Allocated memory is still 92.3 MB. Free memory was 57.7 MB in the beginning and 56.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:13:49,340 INFO L168 Benchmark]: RCFGBuilder took 1639.80 ms. Allocated memory was 92.3 MB in the beginning and 132.1 MB in the end (delta: 39.8 MB). Free memory was 56.0 MB in the beginning and 74.9 MB in the end (delta: -18.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 16.1 GB. [2021-10-29 03:13:49,340 INFO L168 Benchmark]: CodeCheck took 74200.47 ms. Allocated memory was 132.1 MB in the beginning and 520.1 MB in the end (delta: 388.0 MB). Free memory was 74.9 MB in the beginning and 294.2 MB in the end (delta: -219.3 MB). Peak memory consumption was 168.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:13:49,341 INFO L168 Benchmark]: Witness Printer took 206.23 ms. Allocated memory is still 520.1 MB. Free memory was 294.2 MB in the beginning and 264.9 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:13:49,344 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 7 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 73.8s, OverallIterations: 62, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 114601988 SDtfs, 83680518 SDslu, -131139584 SDs, 0 SdLazy, -70411452 SolverSat, -1185543150 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 90.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 37213 GetRequests, 36274 SyntacticMatches, 270 SemanticMatches, 669 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224988 ImplicationChecksByTransitivity, 62.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 8.5s InterpolantComputationTime, 3176 NumberOfCodeBlocks, 3176 NumberOfCodeBlocksAsserted, 62 NumberOfCheckSat, 3039 ConstructedInterpolants, 0 QuantifiedInterpolants, 7565 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 61 InterpolantComputations, 32 PerfectInterpolantSequences, 1642/1856 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 956]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L57] int waterLevel = 1; [L58] int methaneLevelCritical = 0; [L320] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L517] int cleanupTimeShifts = 4; [L658] int methAndRunningLastTime ; [L767] int pumpRunning = 0; [L768] int systemActive = 1; [L598] int retValue_acc ; [L599] int tmp ; [L647] int retValue_acc ; [L650] retValue_acc = 1 [L651] return (retValue_acc); [L605] tmp = valid_product() [L607] COND TRUE \read(tmp) [L663] methAndRunningLastTime = 0 [L699] int splverifierCounter ; [L700] int tmp ; [L701] int tmp___0 ; [L702] int tmp___1 ; [L703] int tmp___2 ; [L706] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L708] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L710] COND TRUE splverifierCounter < 4 [L716] tmp = __VERIFIER_nondet_int() [L718] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L720] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L75] COND TRUE waterLevel < 2 [L76] waterLevel = waterLevel + 1 [L720] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L726] tmp___0 = __VERIFIER_nondet_int() [L728] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L736] tmp___2 = __VERIFIER_nondet_int() [L738] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L753] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L774] COND FALSE !(\read(pumpRunning)) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L781] COND TRUE \read(systemActive) [L803] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L806] COND TRUE ! pumpRunning [L918] int retValue_acc ; [L919] int tmp ; [L920] int tmp___0 ; [L137] int retValue_acc ; [L140] COND FALSE !(waterLevel < 2) [L144] retValue_acc = 0 [L145] return (retValue_acc); [L924] tmp = isHighWaterSensorDry() [L926] COND FALSE !(\read(tmp)) [L929] tmp___0 = 1 [L931] retValue_acc = tmp___0 [L932] return (retValue_acc); [L808] tmp = isHighWaterLevel() [L810] COND TRUE \read(tmp) [L837] int tmp ; [L862] int retValue_acc ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L866] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L96] int retValue_acc ; [L99] retValue_acc = methaneLevelCritical [L100] return (retValue_acc); [L866] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L866] retValue_acc = isMethaneLevelCritical() [L868] return (retValue_acc); [L841] tmp = isMethaneAlarm() [L843] COND FALSE !(\read(tmp)) [L831] pumpRunning = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L668] int tmp ; [L669] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L673] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L96] int retValue_acc ; [L99] retValue_acc = methaneLevelCritical [L100] return (retValue_acc); [L673] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L673] tmp = isMethaneLevelCritical() [L675] COND FALSE !(\read(tmp)) [L691] methAndRunningLastTime = 0 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L753] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L708] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L710] COND TRUE splverifierCounter < 4 [L716] tmp = __VERIFIER_nondet_int() [L718] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L726] tmp___0 = __VERIFIER_nondet_int() [L728] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L730] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L87] COND FALSE !(\read(methaneLevelCritical)) [L90] methaneLevelCritical = 1 [L730] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L736] tmp___2 = __VERIFIER_nondet_int() [L738] COND FALSE !(\read(tmp___2)) [L742] tmp___1 = __VERIFIER_nondet_int() [L744] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L753] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L774] COND TRUE \read(pumpRunning) [L63] COND TRUE waterLevel > 0 [L64] waterLevel = waterLevel - 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L781] COND TRUE \read(systemActive) [L803] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L806] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L821] FCALL processEnvironment__wrappee__base() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L668] int tmp ; [L669] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L673] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L96] int retValue_acc ; [L99] retValue_acc = methaneLevelCritical [L100] return (retValue_acc); [L673] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L673] tmp = isMethaneLevelCritical() [L675] COND TRUE \read(tmp) [L873] int retValue_acc ; [L876] retValue_acc = pumpRunning [L877] return (retValue_acc); [L677] tmp___0 = isPumpRunning() [L679] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L680] COND FALSE !(\read(methAndRunningLastTime)) [L685] methAndRunningLastTime = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L753] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L708] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L710] COND TRUE splverifierCounter < 4 [L716] tmp = __VERIFIER_nondet_int() [L718] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L726] tmp___0 = __VERIFIER_nondet_int() [L728] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L736] tmp___2 = __VERIFIER_nondet_int() [L738] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L753] CALL timeShift() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L774] COND TRUE \read(pumpRunning) [L63] COND TRUE waterLevel > 0 [L64] waterLevel = waterLevel - 1 VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L781] COND TRUE \read(systemActive) [L803] int tmp ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L806] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L821] FCALL processEnvironment__wrappee__base() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L668] int tmp ; [L669] int tmp___0 ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L673] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L96] int retValue_acc ; [L99] retValue_acc = methaneLevelCritical [L100] return (retValue_acc); [L673] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L673] tmp = isMethaneLevelCritical() [L675] COND TRUE \read(tmp) [L873] int retValue_acc ; [L876] retValue_acc = pumpRunning [L877] return (retValue_acc); [L677] tmp___0 = isPumpRunning() [L679] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L680] COND TRUE \read(methAndRunningLastTime) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L956] reach_error() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 92.3 MB. Free memory is still 46.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 767.99 ms. Allocated memory is still 92.3 MB. Free memory was 58.6 MB in the beginning and 60.4 MB in the end (delta: -1.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 70.91 ms. Allocated memory is still 92.3 MB. Free memory was 60.4 MB in the beginning and 57.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 58.22 ms. Allocated memory is still 92.3 MB. Free memory was 57.7 MB in the beginning and 56.0 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1639.80 ms. Allocated memory was 92.3 MB in the beginning and 132.1 MB in the end (delta: 39.8 MB). Free memory was 56.0 MB in the beginning and 74.9 MB in the end (delta: -18.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 16.1 GB. * CodeCheck took 74200.47 ms. Allocated memory was 132.1 MB in the beginning and 520.1 MB in the end (delta: 388.0 MB). Free memory was 74.9 MB in the beginning and 294.2 MB in the end (delta: -219.3 MB). Peak memory consumption was 168.2 MB. Max. memory is 16.1 GB. * Witness Printer took 206.23 ms. Allocated memory is still 520.1 MB. Free memory was 294.2 MB in the beginning and 264.9 MB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-29 03:13:49,406 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63ea0ea1-6a57-446b-acef-853ac3547d66/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request...