./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound100.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_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/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_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/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_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/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 e40af029af23d5cbf5d8bd74acfdc7af42526c81be3e447d3e43ec16d52857d1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/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_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/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 e40af029af23d5cbf5d8bd74acfdc7af42526c81be3e447d3e43ec16d52857d1 ....................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 02:58:07,444 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 02:58:07,447 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 02:58:07,500 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 02:58:07,501 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 02:58:07,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 02:58:07,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 02:58:07,510 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 02:58:07,513 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 02:58:07,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 02:58:07,520 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 02:58:07,522 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 02:58:07,523 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 02:58:07,525 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 02:58:07,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 02:58:07,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 02:58:07,537 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 02:58:07,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 02:58:07,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 02:58:07,540 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 02:58:07,542 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 02:58:07,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 02:58:07,545 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 02:58:07,546 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 02:58:07,549 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 02:58:07,550 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 02:58:07,550 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 02:58:07,551 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 02:58:07,552 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 02:58:07,553 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 02:58:07,553 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 02:58:07,554 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 02:58:07,555 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 02:58:07,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 02:58:07,557 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 02:58:07,557 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 02:58:07,558 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 02:58:07,559 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 02:58:07,559 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 02:58:07,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 02:58:07,561 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 02:58:07,562 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 02:58:07,585 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 02:58:07,585 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 02:58:07,586 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 02:58:07,586 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 02:58:07,587 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 02:58:07,587 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 02:58:07,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 02:58:07,587 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 02:58:07,588 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 02:58:07,588 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 02:58:07,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 02:58:07,588 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 02:58:07,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 02:58:07,589 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 02:58:07,589 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 02:58:07,589 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 02:58:07,589 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 02:58:07,589 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 02:58:07,589 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 02:58:07,590 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 02:58:07,590 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 02:58:07,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 02:58:07,590 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 02:58:07,590 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 02:58:07,591 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 02:58:07,591 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 02:58:07,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 02:58:07,591 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 02:58:07,591 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_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e40af029af23d5cbf5d8bd74acfdc7af42526c81be3e447d3e43ec16d52857d1 [2021-10-29 02:58:07,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 02:58:07,956 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 02:58:07,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 02:58:07,960 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 02:58:07,961 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 02:58:07,963 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound100.c [2021-10-29 02:58:08,059 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/data/4b3ab44e0/96e7850bfea942bf83590fe0c546c036/FLAG1eaf8bf55 [2021-10-29 02:58:08,548 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 02:58:08,549 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound100.c [2021-10-29 02:58:08,555 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/data/4b3ab44e0/96e7850bfea942bf83590fe0c546c036/FLAG1eaf8bf55 [2021-10-29 02:58:09,013 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/data/4b3ab44e0/96e7850bfea942bf83590fe0c546c036 [2021-10-29 02:58:09,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 02:58:09,016 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 02:58:09,021 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 02:58:09,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 02:58:09,028 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 02:58:09,029 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:58:09" (1/1) ... [2021-10-29 02:58:09,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c8e1aac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:58:09, skipping insertion in model container [2021-10-29 02:58:09,030 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:58:09" (1/1) ... [2021-10-29 02:58:09,037 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 02:58:09,053 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 02:58:09,206 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_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound100.c[458,471] [2021-10-29 02:58:09,228 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 02:58:09,238 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 02:58:09,250 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_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound100.c[458,471] [2021-10-29 02:58:09,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 02:58:09,280 INFO L208 MainTranslator]: Completed translation [2021-10-29 02:58:09,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:58:09 WrapperNode [2021-10-29 02:58:09,281 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 02:58:09,282 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 02:58:09,282 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 02:58:09,285 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 02:58:09,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:58:09" (1/1) ... [2021-10-29 02:58:09,306 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:58:09" (1/1) ... [2021-10-29 02:58:09,344 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 02:58:09,345 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 02:58:09,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 02:58:09,345 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 02:58:09,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:58:09" (1/1) ... [2021-10-29 02:58:09,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:58:09" (1/1) ... [2021-10-29 02:58:09,369 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:58:09" (1/1) ... [2021-10-29 02:58:09,369 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:58:09" (1/1) ... [2021-10-29 02:58:09,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:58:09" (1/1) ... [2021-10-29 02:58:09,383 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:58:09" (1/1) ... [2021-10-29 02:58:09,384 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:58:09" (1/1) ... [2021-10-29 02:58:09,387 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 02:58:09,388 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 02:58:09,389 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 02:58:09,389 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 02:58:09,390 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:58:09" (1/1) ... [2021-10-29 02:58:09,397 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 02:58:09,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 02:58:09,430 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 02:58:09,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 02:58:09,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 02:58:09,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 02:58:09,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 02:58:09,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 02:58:09,492 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-10-29 02:58:09,492 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-10-29 02:58:09,798 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 02:58:09,799 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 02:58:09,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:58:09 BoogieIcfgContainer [2021-10-29 02:58:09,802 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 02:58:09,803 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 02:58:09,803 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 02:58:09,814 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 02:58:09,814 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:58:09" (1/1) ... [2021-10-29 02:58:09,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 02:58:09,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:09,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2021-10-29 02:58:09,863 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2021-10-29 02:58:09,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 02:58:09,865 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:09,866 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:09,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:10,062 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 02:58:10,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:10,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2021-10-29 02:58:10,079 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2021-10-29 02:58:10,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 02:58:10,080 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:10,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:10,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:10,169 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 02:58:10,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:10,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2021-10-29 02:58:10,204 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2021-10-29 02:58:10,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 02:58:10,204 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:10,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:10,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:10,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 02:58:10,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:58:10,472 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 02:58:11,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:11,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2021-10-29 02:58:11,228 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2021-10-29 02:58:11,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 02:58:11,234 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:11,234 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:11,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:11,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 02:58:11,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:58:11,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:58:11,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:11,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 26 states and 41 transitions. [2021-10-29 02:58:11,923 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 41 transitions. [2021-10-29 02:58:11,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 02:58:11,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:11,924 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:11,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:11,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 02:58:11,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:58:12,151 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:58:13,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:13,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 34 states and 61 transitions. [2021-10-29 02:58:13,195 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 61 transitions. [2021-10-29 02:58:13,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 02:58:13,196 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:13,197 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:13,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:13,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 02:58:13,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:58:13,364 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:58:14,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:14,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 38 states and 72 transitions. [2021-10-29 02:58:14,148 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 72 transitions. [2021-10-29 02:58:14,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 02:58:14,149 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:14,149 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:14,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:14,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 02:58:14,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:58:14,254 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:58:14,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:14,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 40 states and 73 transitions. [2021-10-29 02:58:14,664 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 73 transitions. [2021-10-29 02:58:14,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 02:58:14,665 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:14,666 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:14,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:14,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 02:58:14,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:58:14,797 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 02:58:15,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:15,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 42 states and 84 transitions. [2021-10-29 02:58:15,039 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 84 transitions. [2021-10-29 02:58:15,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 02:58:15,041 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:15,041 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:15,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:15,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 02:58:15,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:58:15,225 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:58:16,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:16,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 50 states and 114 transitions. [2021-10-29 02:58:16,577 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 114 transitions. [2021-10-29 02:58:16,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 02:58:16,579 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:16,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:16,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:16,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-29 02:58:16,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:58:16,829 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 02:58:18,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:18,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 54 states and 127 transitions. [2021-10-29 02:58:18,009 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 127 transitions. [2021-10-29 02:58:18,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 02:58:18,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:18,011 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:18,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:18,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-29 02:58:18,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:58:18,316 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 02:58:19,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:19,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 57 states and 131 transitions. [2021-10-29 02:58:19,420 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 131 transitions. [2021-10-29 02:58:19,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 02:58:19,423 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:19,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:19,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:19,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 02:58:19,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:58:19,524 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:58:19,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:19,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 57 states and 130 transitions. [2021-10-29 02:58:19,743 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 130 transitions. [2021-10-29 02:58:19,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 02:58:19,745 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:19,745 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:19,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:19,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-29 02:58:19,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:58:20,066 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 02:58:20,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:20,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 59 states and 131 transitions. [2021-10-29 02:58:20,777 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 131 transitions. [2021-10-29 02:58:20,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 02:58:20,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:20,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:20,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:20,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-29 02:58:20,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:58:21,264 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 02:58:24,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:24,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 69 states and 171 transitions. [2021-10-29 02:58:24,058 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 171 transitions. [2021-10-29 02:58:24,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 02:58:24,059 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:24,059 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:24,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:24,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-29 02:58:24,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:58:24,251 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 02:58:25,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:25,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 72 states and 176 transitions. [2021-10-29 02:58:25,156 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 176 transitions. [2021-10-29 02:58:25,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 02:58:25,157 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:25,158 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:25,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:25,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 19 conjunts are in the unsatisfiable core [2021-10-29 02:58:25,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:58:25,581 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 02:58:27,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:27,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 76 states and 190 transitions. [2021-10-29 02:58:27,980 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 190 transitions. [2021-10-29 02:58:27,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 02:58:27,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:27,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:28,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:28,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 19 conjunts are in the unsatisfiable core [2021-10-29 02:58:28,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:58:28,336 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 02:58:29,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:29,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 78 states and 191 transitions. [2021-10-29 02:58:29,425 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 191 transitions. [2021-10-29 02:58:29,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 02:58:29,427 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:29,427 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:29,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:29,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-29 02:58:29,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:58:29,742 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:58:32,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:32,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 86 states and 236 transitions. [2021-10-29 02:58:32,164 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 236 transitions. [2021-10-29 02:58:32,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 02:58:32,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:32,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:32,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:32,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 19 conjunts are in the unsatisfiable core [2021-10-29 02:58:32,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:58:32,443 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 02:58:33,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:33,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 89 states and 239 transitions. [2021-10-29 02:58:33,843 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 239 transitions. [2021-10-29 02:58:33,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 02:58:33,845 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:33,845 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:33,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:33,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 19 conjunts are in the unsatisfiable core [2021-10-29 02:58:33,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:58:34,226 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 02:58:35,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:35,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 92 states and 242 transitions. [2021-10-29 02:58:35,875 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 242 transitions. [2021-10-29 02:58:35,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 02:58:35,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:35,877 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:35,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:35,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-29 02:58:35,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:58:35,997 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:58:36,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:36,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 92 states and 241 transitions. [2021-10-29 02:58:36,353 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 241 transitions. [2021-10-29 02:58:36,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 02:58:36,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:36,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:36,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:36,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-29 02:58:36,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:58:36,478 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 02:58:36,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:36,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 92 states and 240 transitions. [2021-10-29 02:58:36,868 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 240 transitions. [2021-10-29 02:58:36,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 02:58:36,869 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:36,869 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:36,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:36,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-29 02:58:36,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:58:37,472 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 02:58:41,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:41,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 102 states and 288 transitions. [2021-10-29 02:58:41,851 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 288 transitions. [2021-10-29 02:58:41,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 02:58:41,852 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:41,852 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:41,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:41,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-29 02:58:41,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:58:42,124 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 02:58:43,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:43,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 105 states and 291 transitions. [2021-10-29 02:58:43,410 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 291 transitions. [2021-10-29 02:58:43,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 02:58:43,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:43,411 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:43,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:43,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-29 02:58:43,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:58:43,634 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 02:58:45,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:45,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 109 states and 298 transitions. [2021-10-29 02:58:45,163 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 298 transitions. [2021-10-29 02:58:45,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 02:58:45,164 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:45,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:45,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:45,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-29 02:58:45,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:58:45,445 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 02:58:46,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:58:46,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 111 states and 300 transitions. [2021-10-29 02:58:46,267 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 300 transitions. [2021-10-29 02:58:46,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 02:58:46,268 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:58:46,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:58:46,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:58:46,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 23 conjunts are in the unsatisfiable core [2021-10-29 02:58:46,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:58:50,135 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 02:59:10,957 WARN L207 SmtUtils]: Spent 20.06 s on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2021-10-29 02:59:21,686 WARN L207 SmtUtils]: Spent 10.02 s on a formula simplification that was a NOOP. DAG size: 36 [2021-10-29 02:59:29,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:59:29,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 115 states and 317 transitions. [2021-10-29 02:59:29,839 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 317 transitions. [2021-10-29 02:59:29,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 02:59:29,840 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:59:29,840 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:59:31,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:59:31,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 23 conjunts are in the unsatisfiable core [2021-10-29 02:59:31,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:59:31,821 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 02:59:52,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:59:52,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 117 states and 318 transitions. [2021-10-29 02:59:52,906 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 318 transitions. [2021-10-29 02:59:52,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 02:59:52,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:59:52,908 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:59:53,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:59:53,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 23 conjunts are in the unsatisfiable core [2021-10-29 02:59:53,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 02:59:54,544 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 02:59:59,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:59:59,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 120 states and 321 transitions. [2021-10-29 02:59:59,391 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 321 transitions. [2021-10-29 02:59:59,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 02:59:59,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:59:59,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:00:02,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:00:02,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 24 conjunts are in the unsatisfiable core [2021-10-29 03:00:02,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:00:02,920 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 03:00:17,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:00:17,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 123 states and 324 transitions. [2021-10-29 03:00:17,535 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 324 transitions. [2021-10-29 03:00:17,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:00:17,536 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:00:17,536 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:00:17,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:00:17,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:00:17,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:00:18,024 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:00:23,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:00:23,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 131 states and 381 transitions. [2021-10-29 03:00:23,073 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 381 transitions. [2021-10-29 03:00:23,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:00:23,075 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:00:23,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:00:24,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:00:24,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 23 conjunts are in the unsatisfiable core [2021-10-29 03:00:24,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:00:24,697 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 8 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 03:00:33,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:00:33,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 134 states and 384 transitions. [2021-10-29 03:00:33,354 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 384 transitions. [2021-10-29 03:00:33,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:00:33,355 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:00:33,356 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:00:33,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:00:33,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:00:33,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:00:33,525 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:00:34,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:00:34,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 134 states and 383 transitions. [2021-10-29 03:00:34,263 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 383 transitions. [2021-10-29 03:00:34,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:00:34,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:00:34,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:00:34,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:00:34,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:00:34,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:00:34,409 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:00:35,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:00:35,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 134 states and 382 transitions. [2021-10-29 03:00:35,169 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 382 transitions. [2021-10-29 03:00:35,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:00:35,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:00:35,171 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:00:35,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:00:35,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:00:35,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:00:35,322 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:00:36,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:00:36,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 134 states and 381 transitions. [2021-10-29 03:00:36,044 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 381 transitions. [2021-10-29 03:00:36,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:00:36,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:00:36,046 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:00:36,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:00:36,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-29 03:00:36,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:00:37,004 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 03:00:44,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:00:44,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 144 states and 440 transitions. [2021-10-29 03:00:44,824 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 440 transitions. [2021-10-29 03:00:44,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:00:44,824 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:00:44,825 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:00:44,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:00:44,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-29 03:00:44,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:00:45,091 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 03:00:49,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:00:49,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 150 states and 448 transitions. [2021-10-29 03:00:49,476 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 448 transitions. [2021-10-29 03:00:49,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:00:49,478 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:00:49,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:00:49,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:00:49,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-29 03:00:49,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:00:49,743 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 03:00:50,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:00:50,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 151 states and 450 transitions. [2021-10-29 03:00:50,649 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 450 transitions. [2021-10-29 03:00:50,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:00:50,653 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:00:50,653 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:00:50,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:00:50,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-29 03:00:50,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:00:50,905 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 03:00:52,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:00:52,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 153 states and 452 transitions. [2021-10-29 03:00:52,889 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 452 transitions. [2021-10-29 03:00:52,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:00:52,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:00:52,891 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:00:52,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:00:52,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-29 03:00:52,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:00:53,140 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 03:00:53,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:00:54,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 154 states and 454 transitions. [2021-10-29 03:00:54,000 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 454 transitions. [2021-10-29 03:00:54,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:00:54,001 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:00:54,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:00:54,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:00:54,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-29 03:00:54,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:00:54,261 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 03:00:56,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:00:56,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 159 states and 458 transitions. [2021-10-29 03:00:56,589 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 458 transitions. [2021-10-29 03:00:56,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:00:56,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:00:56,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:00:58,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:00:58,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 27 conjunts are in the unsatisfiable core [2021-10-29 03:00:58,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:00:59,538 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 10 proven. 55 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 03:01:31,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:01:31,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 163 states and 477 transitions. [2021-10-29 03:01:31,089 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 477 transitions. [2021-10-29 03:01:31,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:01:31,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:01:31,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:01:33,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:01:33,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 27 conjunts are in the unsatisfiable core [2021-10-29 03:01:33,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:01:34,071 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 10 proven. 55 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 03:01:44,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:01:44,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 166 states and 480 transitions. [2021-10-29 03:01:44,543 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 480 transitions. [2021-10-29 03:01:44,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:01:44,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:01:44,544 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:01:51,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:01:51,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 21 conjunts are in the unsatisfiable core [2021-10-29 03:01:51,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:01:54,271 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 76 proven. 1 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-29 03:02:35,203 WARN L207 SmtUtils]: Spent 20.08 s on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2021-10-29 03:02:46,917 WARN L207 SmtUtils]: Spent 10.04 s on a formula simplification that was a NOOP. DAG size: 38 [2021-10-29 03:03:44,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:03:44,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 170 states and 500 transitions. [2021-10-29 03:03:44,362 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 500 transitions. [2021-10-29 03:03:44,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:03:44,363 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:03:44,363 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:03:48,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:03:48,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 32 conjunts are in the unsatisfiable core [2021-10-29 03:03:48,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:03:48,805 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 12 proven. 65 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-29 03:04:29,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:04:29,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 173 states and 504 transitions. [2021-10-29 03:04:29,065 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 504 transitions. [2021-10-29 03:04:29,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:04:29,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:04:29,067 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:04:29,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:04:29,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-29 03:04:29,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:04:29,892 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:05:03,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:05:03,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 181 states and 576 transitions. [2021-10-29 03:05:03,792 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 576 transitions. [2021-10-29 03:05:03,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:05:03,793 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:05:03,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:05:06,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:05:06,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 24 conjunts are in the unsatisfiable core [2021-10-29 03:05:06,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:05:08,007 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 21 proven. 56 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-29 03:05:34,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:05:34,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 184 states and 579 transitions. [2021-10-29 03:05:34,647 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 579 transitions. [2021-10-29 03:05:34,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:05:34,648 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:05:34,648 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:05:37,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:05:37,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 27 conjunts are in the unsatisfiable core [2021-10-29 03:05:37,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:05:38,427 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 10 proven. 55 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 03:05:47,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:05:47,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 187 states and 582 transitions. [2021-10-29 03:05:47,291 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 582 transitions. [2021-10-29 03:05:47,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:05:47,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:05:47,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:05:47,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:05:47,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-29 03:05:47,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:05:47,454 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:05:51,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:05:51,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 187 states and 581 transitions. [2021-10-29 03:05:51,045 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 581 transitions. [2021-10-29 03:05:51,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:05:51,046 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:05:51,046 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:05:51,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:05:51,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-29 03:05:51,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:05:51,212 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:06:02,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:06:02,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 187 states and 580 transitions. [2021-10-29 03:06:02,092 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 580 transitions. [2021-10-29 03:06:02,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:06:02,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:06:02,093 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:06:02,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:06:02,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-29 03:06:02,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:06:02,253 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:06:06,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:06:06,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 187 states and 579 transitions. [2021-10-29 03:06:06,143 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 579 transitions. [2021-10-29 03:06:06,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:06:06,145 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:06:06,145 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:06:06,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:06:06,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-29 03:06:06,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:06:06,328 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:06:10,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:06:10,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 187 states and 578 transitions. [2021-10-29 03:06:10,623 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 578 transitions. [2021-10-29 03:06:10,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-29 03:06:10,623 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:06:10,624 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:06:10,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:06:10,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 24 conjunts are in the unsatisfiable core [2021-10-29 03:06:10,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:06:11,929 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-10-29 03:07:09,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:07:09,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 197 states and 650 transitions. [2021-10-29 03:07:09,053 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 650 transitions. [2021-10-29 03:07:09,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-29 03:07:09,054 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:07:09,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:07:09,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:07:09,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 24 conjunts are in the unsatisfiable core [2021-10-29 03:07:09,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:07:09,370 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-10-29 03:07:38,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:07:38,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 203 states and 656 transitions. [2021-10-29 03:07:38,018 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 656 transitions. [2021-10-29 03:07:38,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-29 03:07:38,019 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:07:38,019 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:07:38,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:07:38,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 24 conjunts are in the unsatisfiable core [2021-10-29 03:07:38,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:07:38,318 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-10-29 03:08:01,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:01,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 205 states and 658 transitions. [2021-10-29 03:08:01,855 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 658 transitions. [2021-10-29 03:08:01,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-29 03:08:01,856 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:01,856 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:01,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:01,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 24 conjunts are in the unsatisfiable core [2021-10-29 03:08:01,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:08:02,167 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-10-29 03:08:04,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:04,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 206 states and 660 transitions. [2021-10-29 03:08:04,726 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 660 transitions. [2021-10-29 03:08:04,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-29 03:08:04,727 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:04,727 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:04,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:04,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 24 conjunts are in the unsatisfiable core [2021-10-29 03:08:04,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:08:05,047 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-10-29 03:08:16,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:16,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 211 states and 664 transitions. [2021-10-29 03:08:16,473 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 664 transitions. [2021-10-29 03:08:16,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-29 03:08:16,474 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:16,475 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:16,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:16,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 24 conjunts are in the unsatisfiable core [2021-10-29 03:08:16,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:08:16,769 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-10-29 03:08:21,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:21,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 214 states and 667 transitions. [2021-10-29 03:08:21,575 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 667 transitions. [2021-10-29 03:08:21,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-29 03:08:21,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:21,576 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:21,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:21,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 24 conjunts are in the unsatisfiable core [2021-10-29 03:08:21,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:08:21,879 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-10-29 03:08:27,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:27,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 215 states and 669 transitions. [2021-10-29 03:08:27,027 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 669 transitions. [2021-10-29 03:08:27,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-29 03:08:27,032 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:27,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:27,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:27,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 24 conjunts are in the unsatisfiable core [2021-10-29 03:08:27,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:08:27,320 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-10-29 03:08:33,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:08:33,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 218 states and 672 transitions. [2021-10-29 03:08:33,181 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 672 transitions. [2021-10-29 03:08:33,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-29 03:08:33,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:08:33,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:08:38,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:08:38,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 31 conjunts are in the unsatisfiable core [2021-10-29 03:08:38,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:09:52,738 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 23 proven. 82 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-10-29 03:10:34,934 WARN L207 SmtUtils]: Spent 10.07 s on a formula simplification. DAG size of input: 46 DAG size of output: 31 [2021-10-29 03:11:38,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:11:38,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 221 states and 676 transitions. [2021-10-29 03:11:38,374 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 676 transitions. [2021-10-29 03:11:38,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-29 03:11:38,376 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:11:38,376 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:11:48,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-10-29 03:11:48,447 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:492) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-29 03:11:48,450 INFO L168 Benchmark]: Toolchain (without parser) took 819433.53 ms. Allocated memory was 83.9 MB in the beginning and 343.9 MB in the end (delta: 260.0 MB). Free memory was 44.4 MB in the beginning and 72.5 MB in the end (delta: -28.1 MB). Peak memory consumption was 232.8 MB. Max. memory is 16.1 GB. [2021-10-29 03:11:48,450 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 83.9 MB. Free memory is still 61.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:11:48,451 INFO L168 Benchmark]: CACSL2BoogieTranslator took 260.84 ms. Allocated memory was 83.9 MB in the beginning and 113.2 MB in the end (delta: 29.4 MB). Free memory was 44.2 MB in the beginning and 86.6 MB in the end (delta: -42.4 MB). Peak memory consumption was 6.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:11:48,451 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.70 ms. Allocated memory is still 113.2 MB. Free memory was 86.2 MB in the beginning and 84.9 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:11:48,452 INFO L168 Benchmark]: Boogie Preprocessor took 42.60 ms. Allocated memory is still 113.2 MB. Free memory was 84.9 MB in the beginning and 83.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:11:48,452 INFO L168 Benchmark]: RCFGBuilder took 414.09 ms. Allocated memory is still 113.2 MB. Free memory was 83.5 MB in the beginning and 71.9 MB in the end (delta: 11.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:11:48,453 INFO L168 Benchmark]: CodeCheck took 818646.13 ms. Allocated memory was 113.2 MB in the beginning and 343.9 MB in the end (delta: 230.7 MB). Free memory was 71.9 MB in the beginning and 72.5 MB in the end (delta: -602.0 kB). Peak memory consumption was 230.8 MB. Max. memory is 16.1 GB. [2021-10-29 03:11:48,455 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:492) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 83.9 MB. Free memory is still 61.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 260.84 ms. Allocated memory was 83.9 MB in the beginning and 113.2 MB in the end (delta: 29.4 MB). Free memory was 44.2 MB in the beginning and 86.6 MB in the end (delta: -42.4 MB). Peak memory consumption was 6.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 61.70 ms. Allocated memory is still 113.2 MB. Free memory was 86.2 MB in the beginning and 84.9 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 42.60 ms. Allocated memory is still 113.2 MB. Free memory was 84.9 MB in the beginning and 83.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 414.09 ms. Allocated memory is still 113.2 MB. Free memory was 83.5 MB in the beginning and 71.9 MB in the end (delta: 11.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * CodeCheck took 818646.13 ms. Allocated memory was 113.2 MB in the beginning and 343.9 MB in the end (delta: 230.7 MB). Free memory was 71.9 MB in the beginning and 72.5 MB in the end (delta: -602.0 kB). Peak memory consumption was 230.8 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 03:11:48,676 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2021-10-29 03:11:48,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:11:50,988 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:11:50,991 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:11:51,049 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:11:51,050 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:11:51,054 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:11:51,056 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:11:51,061 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:11:51,064 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:11:51,069 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:11:51,073 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:11:51,075 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:11:51,076 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:11:51,080 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:11:51,082 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:11:51,088 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:11:51,090 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:11:51,091 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:11:51,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:11:51,108 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:11:51,110 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:11:51,112 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:11:51,115 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:11:51,117 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:11:51,126 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:11:51,127 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:11:51,127 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:11:51,130 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:11:51,131 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:11:51,132 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:11:51,133 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:11:51,134 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:11:51,136 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:11:51,137 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:11:51,139 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:11:51,139 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:11:51,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:11:51,140 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:11:51,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:11:51,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:11:51,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:11:51,145 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-29 03:11:51,194 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:11:51,194 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:11:51,196 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:11:51,196 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:11:51,198 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:11:51,198 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:11:51,198 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:11:51,199 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:11:51,199 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:11:51,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:11:51,200 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:11:51,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:11:51,201 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:11:51,201 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 03:11:51,201 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 03:11:51,202 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 03:11:51,202 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:11:51,202 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:11:51,202 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:11:51,202 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:11:51,203 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:11:51,203 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:11:51,203 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:11:51,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:11:51,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:11:51,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:11:51,204 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:11:51,205 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 03:11:51,205 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 03:11:51,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:11:51,205 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 03:11:51,206 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 03:11:51,206 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e40af029af23d5cbf5d8bd74acfdc7af42526c81be3e447d3e43ec16d52857d1 [2021-10-29 03:11:51,675 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:11:51,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:11:51,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:11:51,712 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:11:51,713 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:11:51,714 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound100.c [2021-10-29 03:11:51,790 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/data/1aef0a90e/a9c2c9afe89645e4ab8388473a4b6720/FLAG7a2c5e33b [2021-10-29 03:11:52,363 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:11:52,364 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound100.c [2021-10-29 03:11:52,372 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/data/1aef0a90e/a9c2c9afe89645e4ab8388473a4b6720/FLAG7a2c5e33b [2021-10-29 03:11:52,733 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/data/1aef0a90e/a9c2c9afe89645e4ab8388473a4b6720 [2021-10-29 03:11:52,736 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:11:52,737 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:11:52,740 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:11:52,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:11:52,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:11:52,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:11:52" (1/1) ... [2021-10-29 03:11:52,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9c25c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:52, skipping insertion in model container [2021-10-29 03:11:52,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:11:52" (1/1) ... [2021-10-29 03:11:52,760 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:11:52,777 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:11:52,902 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_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound100.c[458,471] [2021-10-29 03:11:52,923 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:11:52,935 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:11:52,985 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_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound100.c[458,471] [2021-10-29 03:11:52,998 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:11:53,012 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:11:53,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:53 WrapperNode [2021-10-29 03:11:53,012 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:11:53,014 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:11:53,014 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:11:53,014 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:11:53,021 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:53" (1/1) ... [2021-10-29 03:11:53,030 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:53" (1/1) ... [2021-10-29 03:11:53,051 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:11:53,051 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:11:53,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:11:53,052 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:11:53,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:53" (1/1) ... [2021-10-29 03:11:53,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:53" (1/1) ... [2021-10-29 03:11:53,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:53" (1/1) ... [2021-10-29 03:11:53,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:53" (1/1) ... [2021-10-29 03:11:53,070 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:53" (1/1) ... [2021-10-29 03:11:53,074 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:53" (1/1) ... [2021-10-29 03:11:53,076 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:53" (1/1) ... [2021-10-29 03:11:53,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:11:53,080 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:11:53,080 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:11:53,080 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:11:53,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:11:53" (1/1) ... [2021-10-29 03:11:53,088 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:11:53,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:11:53,114 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:11:53,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:11:53,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 03:11:53,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:11:53,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:11:53,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:11:53,170 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-10-29 03:11:53,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-10-29 03:11:54,072 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:11:54,072 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 03:11:54,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:11:54 BoogieIcfgContainer [2021-10-29 03:11:54,075 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:11:54,076 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:11:54,076 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:11:54,085 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:11:54,086 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:11:54" (1/1) ... [2021-10-29 03:11:54,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:11:54,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:11:54,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2021-10-29 03:11:54,127 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2021-10-29 03:11:54,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 03:11:54,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:11:54,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:11:54,176 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:444) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-29 03:11:54,185 INFO L168 Benchmark]: Toolchain (without parser) took 1444.77 ms. Allocated memory was 52.4 MB in the beginning and 67.1 MB in the end (delta: 14.7 MB). Free memory was 28.7 MB in the beginning and 42.2 MB in the end (delta: -13.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 16.1 GB. [2021-10-29 03:11:54,188 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 52.4 MB. Free memory was 32.5 MB in the beginning and 32.5 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:11:54,190 INFO L168 Benchmark]: CACSL2BoogieTranslator took 272.48 ms. Allocated memory was 52.4 MB in the beginning and 67.1 MB in the end (delta: 14.7 MB). Free memory was 28.5 MB in the beginning and 49.4 MB in the end (delta: -21.0 MB). Peak memory consumption was 5.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:11:54,191 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.19 ms. Allocated memory is still 67.1 MB. Free memory was 49.4 MB in the beginning and 47.9 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:11:54,192 INFO L168 Benchmark]: Boogie Preprocessor took 27.45 ms. Allocated memory is still 67.1 MB. Free memory was 47.9 MB in the beginning and 46.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:11:54,193 INFO L168 Benchmark]: RCFGBuilder took 995.33 ms. Allocated memory is still 67.1 MB. Free memory was 46.6 MB in the beginning and 47.3 MB in the end (delta: -618.3 kB). Peak memory consumption was 14.0 MB. Max. memory is 16.1 GB. [2021-10-29 03:11:54,194 INFO L168 Benchmark]: CodeCheck took 105.43 ms. Allocated memory is still 67.1 MB. Free memory was 47.3 MB in the beginning and 42.2 MB in the end (delta: 5.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:11:54,205 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 52.4 MB. Free memory was 32.5 MB in the beginning and 32.5 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 272.48 ms. Allocated memory was 52.4 MB in the beginning and 67.1 MB in the end (delta: 14.7 MB). Free memory was 28.5 MB in the beginning and 49.4 MB in the end (delta: -21.0 MB). Peak memory consumption was 5.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 37.19 ms. Allocated memory is still 67.1 MB. Free memory was 49.4 MB in the beginning and 47.9 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 27.45 ms. Allocated memory is still 67.1 MB. Free memory was 47.9 MB in the beginning and 46.6 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 995.33 ms. Allocated memory is still 67.1 MB. Free memory was 46.6 MB in the beginning and 47.3 MB in the end (delta: -618.3 kB). Peak memory consumption was 14.0 MB. Max. memory is 16.1 GB. * CodeCheck took 105.43 ms. Allocated memory is still 67.1 MB. Free memory was 47.3 MB in the beginning and 42.2 MB in the end (delta: 5.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 03:11:54,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b6ed20f-01f1-40fc-89eb-a9bc3f2975fd/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...