./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps5-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_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/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_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/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_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/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 aab72618ab8befdf7d3c20393ae3aa97ba59d5fce32037d3e275043b0cba9f2d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/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_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/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_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/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 aab72618ab8befdf7d3c20393ae3aa97ba59d5fce32037d3e275043b0cba9f2d ....................................................................................................................................................................................................................... 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 03:46:24,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:46:24,360 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:46:24,421 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:46:24,422 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:46:24,427 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:46:24,429 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:46:24,434 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:46:24,437 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:46:24,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:46:24,444 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:46:24,447 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:46:24,447 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:46:24,450 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:46:24,452 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:46:24,458 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:46:24,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:46:24,461 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:46:24,464 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:46:24,473 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:46:24,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:46:24,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:46:24,482 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:46:24,484 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:46:24,495 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:46:24,495 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:46:24,496 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:46:24,497 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:46:24,498 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:46:24,499 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:46:24,500 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:46:24,501 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:46:24,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:46:24,503 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:46:24,504 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:46:24,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:46:24,505 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:46:24,505 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:46:24,505 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:46:24,507 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:46:24,508 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:46:24,509 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:46:24,537 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:46:24,537 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:46:24,538 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:46:24,539 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:46:24,540 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:46:24,540 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:46:24,540 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:46:24,541 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:46:24,541 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:46:24,541 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:46:24,541 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:46:24,542 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:46:24,542 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:46:24,542 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:46:24,542 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:46:24,543 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:46:24,543 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:46:24,543 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:46:24,543 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:46:24,544 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:46:24,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:46:24,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:46:24,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:46:24,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:46:24,545 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:46:24,545 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:46:24,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:46:24,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:46:24,546 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_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aab72618ab8befdf7d3c20393ae3aa97ba59d5fce32037d3e275043b0cba9f2d [2021-10-29 03:46:24,867 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:46:24,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:46:24,904 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:46:24,905 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:46:24,906 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:46:24,908 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound100.c [2021-10-29 03:46:25,001 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI/data/85619a257/aeb1b16d3ae9458089cbfd777ef206a3/FLAG796fda4df [2021-10-29 03:46:25,518 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:46:25,518 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound100.c [2021-10-29 03:46:25,525 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI/data/85619a257/aeb1b16d3ae9458089cbfd777ef206a3/FLAG796fda4df [2021-10-29 03:46:25,904 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI/data/85619a257/aeb1b16d3ae9458089cbfd777ef206a3 [2021-10-29 03:46:25,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:46:25,908 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:46:25,912 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:46:25,912 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:46:25,916 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:46:25,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:46:25" (1/1) ... [2021-10-29 03:46:25,919 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21ebd4be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:46:25, skipping insertion in model container [2021-10-29 03:46:25,920 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:46:25" (1/1) ... [2021-10-29 03:46:25,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:46:25,942 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:46:26,104 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_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound100.c[458,471] [2021-10-29 03:46:26,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:46:26,131 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:46:26,144 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_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound100.c[458,471] [2021-10-29 03:46:26,153 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:46:26,167 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:46:26,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:46:26 WrapperNode [2021-10-29 03:46:26,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:46:26,169 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:46:26,169 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:46:26,170 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:46:26,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:46:26" (1/1) ... [2021-10-29 03:46:26,183 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:46:26" (1/1) ... [2021-10-29 03:46:26,201 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:46:26,202 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:46:26,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:46:26,202 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:46:26,212 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:46:26" (1/1) ... [2021-10-29 03:46:26,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:46:26" (1/1) ... [2021-10-29 03:46:26,214 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:46:26" (1/1) ... [2021-10-29 03:46:26,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:46:26" (1/1) ... [2021-10-29 03:46:26,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:46:26" (1/1) ... [2021-10-29 03:46:26,222 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:46:26" (1/1) ... [2021-10-29 03:46:26,223 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:46:26" (1/1) ... [2021-10-29 03:46:26,226 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:46:26,227 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:46:26,227 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:46:26,227 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:46:26,228 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:46:26" (1/1) ... [2021-10-29 03:46:26,237 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:46:26,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:46:26,264 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:46:26,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:46:26,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:46:26,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:46:26,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:46:26,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:46:26,303 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-10-29 03:46:26,304 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-10-29 03:46:26,583 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:46:26,584 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 03:46:26,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:46:26 BoogieIcfgContainer [2021-10-29 03:46:26,587 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:46:26,588 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:46:26,588 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:46:26,601 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:46:26,602 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:46:26" (1/1) ... [2021-10-29 03:46:26,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:46:26,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:26,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2021-10-29 03:46:26,656 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2021-10-29 03:46:26,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 03:46:26,658 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:26,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:26,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:26,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:46:26,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:26,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2021-10-29 03:46:26,849 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2021-10-29 03:46:26,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 03:46:26,850 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:26,850 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:26,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:27,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:46:27,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:27,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2021-10-29 03:46:27,042 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2021-10-29 03:46:27,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 03:46:27,043 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:27,043 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:27,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:27,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 03:46:27,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:46:27,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:46:27,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:27,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2021-10-29 03:46:27,541 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2021-10-29 03:46:27,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:46:27,546 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:27,546 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:27,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:27,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:46:27,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:46:27,899 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 03:46:28,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:28,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 26 states and 41 transitions. [2021-10-29 03:46:28,377 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 41 transitions. [2021-10-29 03:46:28,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:46:28,378 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:28,378 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:28,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:28,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:46:28,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:46:28,608 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 03:46:29,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:29,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2021-10-29 03:46:29,236 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2021-10-29 03:46:29,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:46:29,238 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:29,238 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:29,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:29,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 03:46:29,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:46:29,409 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 03:46:30,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:30,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 38 states and 73 transitions. [2021-10-29 03:46:30,288 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 73 transitions. [2021-10-29 03:46:30,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:46:30,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:30,290 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:30,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:30,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:46:30,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:46:30,424 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 03:46:30,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:30,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 40 states and 74 transitions. [2021-10-29 03:46:30,800 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 74 transitions. [2021-10-29 03:46:30,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:46:30,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:30,801 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:30,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:30,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 03:46:30,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:46:30,924 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 03:46:31,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:31,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 42 states and 84 transitions. [2021-10-29 03:46:31,027 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 84 transitions. [2021-10-29 03:46:31,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:46:31,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:31,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:31,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:31,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-29 03:46:31,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:46:31,304 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 03:46:32,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:32,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 46 states and 96 transitions. [2021-10-29 03:46:32,301 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 96 transitions. [2021-10-29 03:46:32,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:46:32,303 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:32,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:32,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:32,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-29 03:46:32,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:46:32,577 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 03:46:33,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:33,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 48 states and 97 transitions. [2021-10-29 03:46:33,075 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 97 transitions. [2021-10-29 03:46:33,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:46:33,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:33,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:33,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:33,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 03:46:33,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:46:33,335 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 03:46:34,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:34,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 52 states and 113 transitions. [2021-10-29 03:46:34,163 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 113 transitions. [2021-10-29 03:46:34,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:46:34,164 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:34,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:34,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:34,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-29 03:46:34,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:46:34,411 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 03:46:34,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:34,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 54 states and 114 transitions. [2021-10-29 03:46:34,964 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 114 transitions. [2021-10-29 03:46:34,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:46:34,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:34,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:34,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:34,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 03:46:34,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:46:35,086 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 03:46:35,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:35,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 58 states and 131 transitions. [2021-10-29 03:46:35,963 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 131 transitions. [2021-10-29 03:46:35,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:46:35,973 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:35,974 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:36,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:36,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-29 03:46:36,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:46:36,442 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 03:46:38,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:38,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 68 states and 172 transitions. [2021-10-29 03:46:38,616 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 172 transitions. [2021-10-29 03:46:38,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:46:38,618 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:38,618 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:38,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:38,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-29 03:46:38,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:46:38,848 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 03:46:39,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:39,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 70 states and 174 transitions. [2021-10-29 03:46:39,415 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 174 transitions. [2021-10-29 03:46:39,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:46:39,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:39,422 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:39,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:39,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 24 conjunts are in the unsatisfiable core [2021-10-29 03:46:39,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:46:39,912 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 8 proven. 25 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:46:42,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:42,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 74 states and 190 transitions. [2021-10-29 03:46:42,126 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 190 transitions. [2021-10-29 03:46:42,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:46:42,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:42,127 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:42,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:42,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 19 conjunts are in the unsatisfiable core [2021-10-29 03:46:42,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:46:42,648 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 03:46:43,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:43,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 76 states and 191 transitions. [2021-10-29 03:46:43,754 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 191 transitions. [2021-10-29 03:46:43,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:46:43,756 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:43,756 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:44,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:44,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 19 conjunts are in the unsatisfiable core [2021-10-29 03:46:44,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:46:44,432 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 03:46:45,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:45,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 78 states and 192 transitions. [2021-10-29 03:46:45,548 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 192 transitions. [2021-10-29 03:46:45,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:46:45,550 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:45,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:45,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:45,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-29 03:46:45,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:46:45,881 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 03:46:47,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:47,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 82 states and 214 transitions. [2021-10-29 03:46:47,079 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 214 transitions. [2021-10-29 03:46:47,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:46:47,080 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:47,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:47,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:47,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 19 conjunts are in the unsatisfiable core [2021-10-29 03:46:47,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:46:47,583 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 03:46:48,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:48,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 84 states and 215 transitions. [2021-10-29 03:46:48,541 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 215 transitions. [2021-10-29 03:46:48,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:46:48,545 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:48,545 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:48,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:48,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-29 03:46:48,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:46:48,713 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 03:46:50,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:50,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 88 states and 238 transitions. [2021-10-29 03:46:50,256 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 238 transitions. [2021-10-29 03:46:50,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:46:50,257 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:50,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:50,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:50,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-29 03:46:50,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:46:50,386 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 03:46:50,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:50,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 88 states and 237 transitions. [2021-10-29 03:46:50,818 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 237 transitions. [2021-10-29 03:46:50,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 03:46:50,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:50,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:50,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:50,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-29 03:46:50,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:46:51,455 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 03:46:55,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:55,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 98 states and 288 transitions. [2021-10-29 03:46:55,353 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 288 transitions. [2021-10-29 03:46:55,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 03:46:55,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:55,354 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:55,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:55,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-29 03:46:55,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:46:55,652 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 03:46:57,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:57,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 102 states and 291 transitions. [2021-10-29 03:46:57,201 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 291 transitions. [2021-10-29 03:46:57,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-29 03:46:57,202 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:57,202 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:57,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:57,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-29 03:46:57,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:46:57,457 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 03:46:58,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:58,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 104 states and 293 transitions. [2021-10-29 03:46:58,297 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 293 transitions. [2021-10-29 03:46:58,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:46:58,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:58,299 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:01,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:01,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 32 conjunts are in the unsatisfiable core [2021-10-29 03:47:01,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:47:02,490 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 15 proven. 41 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 03:47:06,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:06,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 108 states and 313 transitions. [2021-10-29 03:47:06,857 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 313 transitions. [2021-10-29 03:47:06,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:47:06,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:06,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:06,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:06,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:47:06,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:47:07,254 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 03:47:08,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:08,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 112 states and 341 transitions. [2021-10-29 03:47:08,916 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 341 transitions. [2021-10-29 03:47:08,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:47:08,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:08,917 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:10,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:10,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 25 conjunts are in the unsatisfiable core [2021-10-29 03:47:10,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:47:11,166 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 03:47:12,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:12,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 114 states and 342 transitions. [2021-10-29 03:47:12,859 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 342 transitions. [2021-10-29 03:47:12,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:47:12,860 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:12,860 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:12,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:12,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:47:12,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:47:13,012 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 03:47:15,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:15,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 118 states and 371 transitions. [2021-10-29 03:47:15,075 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 371 transitions. [2021-10-29 03:47:15,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:47:15,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:15,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:15,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:15,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 28 conjunts are in the unsatisfiable core [2021-10-29 03:47:15,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:47:15,963 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 10 proven. 43 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 03:47:18,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:18,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 120 states and 372 transitions. [2021-10-29 03:47:18,180 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 372 transitions. [2021-10-29 03:47:18,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:47:18,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:18,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:19,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:19,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 31 conjunts are in the unsatisfiable core [2021-10-29 03:47:19,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:47:20,279 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 15 proven. 41 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 03:47:21,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:21,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 122 states and 373 transitions. [2021-10-29 03:47:21,960 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 373 transitions. [2021-10-29 03:47:21,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:47:21,961 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:21,962 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:25,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:25,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 31 conjunts are in the unsatisfiable core [2021-10-29 03:47:25,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:47:25,634 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 15 proven. 41 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 03:47:28,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:28,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 124 states and 374 transitions. [2021-10-29 03:47:28,530 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 374 transitions. [2021-10-29 03:47:28,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:47:28,531 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:28,531 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:28,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:28,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:47:28,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:47:28,699 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 03:47:29,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:29,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 124 states and 373 transitions. [2021-10-29 03:47:29,323 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 373 transitions. [2021-10-29 03:47:29,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:47:29,325 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:29,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:29,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:29,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:47:29,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:47:29,474 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 03:47:30,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:30,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 124 states and 372 transitions. [2021-10-29 03:47:30,213 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 372 transitions. [2021-10-29 03:47:30,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:47:30,214 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:30,214 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:30,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:30,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-29 03:47:30,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:47:31,044 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 03:47:43,011 WARN L207 SmtUtils]: Spent 6.48 s on a formula simplification that was a NOOP. DAG size: 40 [2021-10-29 03:47:44,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:44,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 134 states and 435 transitions. [2021-10-29 03:47:44,048 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 435 transitions. [2021-10-29 03:47:44,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:47:44,050 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:44,050 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:44,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:44,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-29 03:47:44,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:47:44,433 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 03:47:46,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:46,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 136 states and 437 transitions. [2021-10-29 03:47:46,331 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 437 transitions. [2021-10-29 03:47:46,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:47:46,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:46,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:46,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:46,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-29 03:47:46,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:47:46,637 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 03:47:48,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:48,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 138 states and 439 transitions. [2021-10-29 03:47:48,796 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 439 transitions. [2021-10-29 03:47:48,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:47:48,797 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:48,798 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:48,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:48,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-29 03:47:48,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:47:49,224 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 03:47:51,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:51,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 140 states and 441 transitions. [2021-10-29 03:47:51,365 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 441 transitions. [2021-10-29 03:47:51,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:47:51,366 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:51,367 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:51,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:51,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-29 03:47:51,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:47:51,749 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 03:47:53,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:53,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 142 states and 442 transitions. [2021-10-29 03:47:53,662 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 442 transitions. [2021-10-29 03:47:53,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:47:53,664 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:53,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:53,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:53,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-29 03:47:53,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:47:53,992 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 03:47:55,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:55,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 144 states and 443 transitions. [2021-10-29 03:47:55,979 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 443 transitions. [2021-10-29 03:47:55,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:47:55,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:55,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:06,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-10-29 03:48:06,047 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 03:48:06,051 INFO L168 Benchmark]: Toolchain (without parser) took 100141.88 ms. Allocated memory was 100.7 MB in the beginning and 255.9 MB in the end (delta: 155.2 MB). Free memory was 63.7 MB in the beginning and 141.9 MB in the end (delta: -78.1 MB). Peak memory consumption was 81.0 MB. Max. memory is 16.1 GB. [2021-10-29 03:48:06,051 INFO L168 Benchmark]: CDTParser took 0.62 ms. Allocated memory is still 100.7 MB. Free memory was 69.2 MB in the beginning and 69.2 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:48:06,052 INFO L168 Benchmark]: CACSL2BoogieTranslator took 256.64 ms. Allocated memory is still 100.7 MB. Free memory was 63.5 MB in the beginning and 70.8 MB in the end (delta: -7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:48:06,053 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.18 ms. Allocated memory is still 100.7 MB. Free memory was 70.8 MB in the beginning and 69.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:48:06,053 INFO L168 Benchmark]: Boogie Preprocessor took 23.91 ms. Allocated memory is still 100.7 MB. Free memory was 69.4 MB in the beginning and 68.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:48:06,054 INFO L168 Benchmark]: RCFGBuilder took 360.40 ms. Allocated memory is still 100.7 MB. Free memory was 68.3 MB in the beginning and 56.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:48:06,055 INFO L168 Benchmark]: CodeCheck took 99461.67 ms. Allocated memory was 100.7 MB in the beginning and 255.9 MB in the end (delta: 155.2 MB). Free memory was 56.7 MB in the beginning and 141.9 MB in the end (delta: -85.1 MB). Peak memory consumption was 73.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:48:06,058 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 0.62 ms. Allocated memory is still 100.7 MB. Free memory was 69.2 MB in the beginning and 69.2 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 256.64 ms. Allocated memory is still 100.7 MB. Free memory was 63.5 MB in the beginning and 70.8 MB in the end (delta: -7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 32.18 ms. Allocated memory is still 100.7 MB. Free memory was 70.8 MB in the beginning and 69.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 23.91 ms. Allocated memory is still 100.7 MB. Free memory was 69.4 MB in the beginning and 68.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 360.40 ms. Allocated memory is still 100.7 MB. Free memory was 68.3 MB in the beginning and 56.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * CodeCheck took 99461.67 ms. Allocated memory was 100.7 MB in the beginning and 255.9 MB in the end (delta: 155.2 MB). Free memory was 56.7 MB in the beginning and 141.9 MB in the end (delta: -85.1 MB). Peak memory consumption was 73.5 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-29 03:48:06,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:48:08,687 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:48:08,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:48:08,736 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:48:08,737 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:48:08,739 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:48:08,741 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:48:08,744 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:48:08,747 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:48:08,749 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:48:08,750 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:48:08,752 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:48:08,753 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:48:08,754 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:48:08,756 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:48:08,758 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:48:08,759 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:48:08,761 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:48:08,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:48:08,766 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:48:08,768 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:48:08,770 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:48:08,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:48:08,772 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:48:08,777 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:48:08,777 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:48:08,778 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:48:08,779 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:48:08,780 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:48:08,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:48:08,782 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:48:08,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:48:08,784 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:48:08,786 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:48:08,787 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:48:08,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:48:08,803 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:48:08,803 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:48:08,804 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:48:08,805 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:48:08,806 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:48:08,807 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-10-29 03:48:08,836 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:48:08,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:48:08,838 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:48:08,838 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:48:08,839 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:48:08,839 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:48:08,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:48:08,840 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:48:08,840 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:48:08,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:48:08,841 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:48:08,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:48:08,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:48:08,842 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 03:48:08,842 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 03:48:08,842 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 03:48:08,843 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:48:08,843 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:48:08,843 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:48:08,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:48:08,844 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:48:08,844 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:48:08,845 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:48:08,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:48:08,846 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:48:08,846 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:48:08,846 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:48:08,847 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 03:48:08,847 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 03:48:08,847 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:48:08,848 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-29 03:48:08,848 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 03:48:08,848 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_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aab72618ab8befdf7d3c20393ae3aa97ba59d5fce32037d3e275043b0cba9f2d [2021-10-29 03:48:09,274 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:48:09,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:48:09,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:48:09,312 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:48:09,313 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:48:09,314 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound100.c [2021-10-29 03:48:09,393 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI/data/e3033a662/ae7e68ba005a47dba2be069babeaca68/FLAG216c1fd8e [2021-10-29 03:48:09,954 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:48:09,955 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound100.c [2021-10-29 03:48:09,964 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI/data/e3033a662/ae7e68ba005a47dba2be069babeaca68/FLAG216c1fd8e [2021-10-29 03:48:10,334 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI/data/e3033a662/ae7e68ba005a47dba2be069babeaca68 [2021-10-29 03:48:10,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:48:10,356 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:48:10,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:48:10,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:48:10,362 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:48:10,363 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:48:10" (1/1) ... [2021-10-29 03:48:10,364 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4040ee8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:48:10, skipping insertion in model container [2021-10-29 03:48:10,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:48:10" (1/1) ... [2021-10-29 03:48:10,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:48:10,394 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:48:10,540 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_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound100.c[458,471] [2021-10-29 03:48:10,562 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:48:10,575 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:48:10,589 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_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound100.c[458,471] [2021-10-29 03:48:10,628 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:48:10,679 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:48:10,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:48:10 WrapperNode [2021-10-29 03:48:10,694 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:48:10,695 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:48:10,696 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:48:10,696 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:48:10,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:48:10" (1/1) ... [2021-10-29 03:48:10,723 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:48:10" (1/1) ... [2021-10-29 03:48:10,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:48:10,753 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:48:10,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:48:10,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:48:10,763 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:48:10" (1/1) ... [2021-10-29 03:48:10,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:48:10" (1/1) ... [2021-10-29 03:48:10,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:48:10" (1/1) ... [2021-10-29 03:48:10,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:48:10" (1/1) ... [2021-10-29 03:48:10,790 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:48:10" (1/1) ... [2021-10-29 03:48:10,794 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:48:10" (1/1) ... [2021-10-29 03:48:10,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:48:10" (1/1) ... [2021-10-29 03:48:10,805 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:48:10,808 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:48:10,810 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:48:10,810 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:48:10,811 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:48:10" (1/1) ... [2021-10-29 03:48:10,820 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:48:10,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:48:10,855 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:48:10,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:48:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 03:48:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:48:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:48:10,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:48:10,919 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-10-29 03:48:10,919 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-10-29 03:48:11,734 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:48:11,734 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 03:48:11,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:48:11 BoogieIcfgContainer [2021-10-29 03:48:11,737 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:48:11,738 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:48:11,739 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:48:11,750 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:48:11,751 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:48:11" (1/1) ... [2021-10-29 03:48:11,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:48:11,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:11,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2021-10-29 03:48:11,800 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2021-10-29 03:48:11,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 03:48:11,802 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:11,803 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:11,853 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 03:48:11,859 INFO L168 Benchmark]: Toolchain (without parser) took 1501.02 ms. Allocated memory was 56.6 MB in the beginning and 79.7 MB in the end (delta: 23.1 MB). Free memory was 35.1 MB in the beginning and 43.4 MB in the end (delta: -8.4 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:48:11,860 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 56.6 MB. Free memory is still 37.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:48:11,861 INFO L168 Benchmark]: CACSL2BoogieTranslator took 336.43 ms. Allocated memory was 56.6 MB in the beginning and 79.7 MB in the end (delta: 23.1 MB). Free memory was 34.9 MB in the beginning and 63.8 MB in the end (delta: -28.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:48:11,874 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.78 ms. Allocated memory is still 79.7 MB. Free memory was 63.8 MB in the beginning and 62.3 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:48:11,874 INFO L168 Benchmark]: Boogie Preprocessor took 54.20 ms. Allocated memory is still 79.7 MB. Free memory was 62.3 MB in the beginning and 60.9 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:48:11,875 INFO L168 Benchmark]: RCFGBuilder took 929.19 ms. Allocated memory is still 79.7 MB. Free memory was 60.9 MB in the beginning and 48.4 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:48:11,876 INFO L168 Benchmark]: CodeCheck took 118.07 ms. Allocated memory is still 79.7 MB. Free memory was 48.4 MB in the beginning and 43.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:48:11,880 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 56.6 MB. Free memory is still 37.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 336.43 ms. Allocated memory was 56.6 MB in the beginning and 79.7 MB in the end (delta: 23.1 MB). Free memory was 34.9 MB in the beginning and 63.8 MB in the end (delta: -28.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 56.78 ms. Allocated memory is still 79.7 MB. Free memory was 63.8 MB in the beginning and 62.3 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 54.20 ms. Allocated memory is still 79.7 MB. Free memory was 62.3 MB in the beginning and 60.9 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 929.19 ms. Allocated memory is still 79.7 MB. Free memory was 60.9 MB in the beginning and 48.4 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * CodeCheck took 118.07 ms. Allocated memory is still 79.7 MB. Free memory was 48.4 MB in the beginning and 43.4 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 03:48:11,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cff6ab7f-c39d-4a9f-9eaa-50f702680d4a/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...