./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound10.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_608d605d-ab04-41ef-bdd1-bc97704a7fbc/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_608d605d-ab04-41ef-bdd1-bc97704a7fbc/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_608d605d-ab04-41ef-bdd1-bc97704a7fbc/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_608d605d-ab04-41ef-bdd1-bc97704a7fbc/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_608d605d-ab04-41ef-bdd1-bc97704a7fbc/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_608d605d-ab04-41ef-bdd1-bc97704a7fbc/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 4e2993d4b0d2c145cb6ebddb0d9f125eb6995ee629adf15e0b0f7e55a8d8a49a ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:38:09,563 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:38:09,567 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:38:09,613 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:38:09,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:38:09,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:38:09,617 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:38:09,620 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:38:09,622 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:38:09,623 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:38:09,625 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:38:09,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:38:09,627 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:38:09,628 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:38:09,630 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:38:09,632 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:38:09,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:38:09,634 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:38:09,636 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:38:09,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:38:09,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:38:09,645 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:38:09,647 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:38:09,648 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:38:09,652 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:38:09,652 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:38:09,653 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:38:09,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:38:09,654 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:38:09,656 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:38:09,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:38:09,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:38:09,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:38:09,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:38:09,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:38:09,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:38:09,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:38:09,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:38:09,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:38:09,674 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:38:09,675 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:38:09,677 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_608d605d-ab04-41ef-bdd1-bc97704a7fbc/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:38:09,723 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:38:09,724 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:38:09,725 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:38:09,725 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:38:09,726 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:38:09,726 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:38:09,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:38:09,727 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:38:09,727 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:38:09,727 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:38:09,728 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:38:09,728 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:38:09,729 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:38:09,729 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:38:09,729 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:38:09,729 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:38:09,729 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:38:09,729 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:38:09,730 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:38:09,730 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:38:09,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:38:09,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:38:09,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:38:09,731 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:38:09,731 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:38:09,731 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:38:09,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:38:09,731 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:38:09,732 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_608d605d-ab04-41ef-bdd1-bc97704a7fbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_608d605d-ab04-41ef-bdd1-bc97704a7fbc/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e2993d4b0d2c145cb6ebddb0d9f125eb6995ee629adf15e0b0f7e55a8d8a49a [2021-10-29 03:38:10,087 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:38:10,121 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:38:10,125 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:38:10,127 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:38:10,128 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:38:10,129 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_608d605d-ab04-41ef-bdd1-bc97704a7fbc/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound10.c [2021-10-29 03:38:10,210 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_608d605d-ab04-41ef-bdd1-bc97704a7fbc/bin/ukojak-Rh5K9KB4LI/data/2bf455cf1/c5e0f977a22049919e2b849863d68ba7/FLAGb80ca6710 [2021-10-29 03:38:10,806 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:38:10,806 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_608d605d-ab04-41ef-bdd1-bc97704a7fbc/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound10.c [2021-10-29 03:38:10,813 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_608d605d-ab04-41ef-bdd1-bc97704a7fbc/bin/ukojak-Rh5K9KB4LI/data/2bf455cf1/c5e0f977a22049919e2b849863d68ba7/FLAGb80ca6710 [2021-10-29 03:38:11,132 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_608d605d-ab04-41ef-bdd1-bc97704a7fbc/bin/ukojak-Rh5K9KB4LI/data/2bf455cf1/c5e0f977a22049919e2b849863d68ba7 [2021-10-29 03:38:11,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:38:11,139 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:38:11,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:38:11,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:38:11,150 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:38:11,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:38:11" (1/1) ... [2021-10-29 03:38:11,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a210d7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:38:11, skipping insertion in model container [2021-10-29 03:38:11,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:38:11" (1/1) ... [2021-10-29 03:38:11,161 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:38:11,179 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:38:11,346 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_608d605d-ab04-41ef-bdd1-bc97704a7fbc/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound10.c[588,601] [2021-10-29 03:38:11,377 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:38:11,386 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:38:11,398 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_608d605d-ab04-41ef-bdd1-bc97704a7fbc/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound10.c[588,601] [2021-10-29 03:38:11,410 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:38:11,424 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:38:11,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:38:11 WrapperNode [2021-10-29 03:38:11,425 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:38:11,426 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:38:11,426 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:38:11,426 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:38:11,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:38:11" (1/1) ... [2021-10-29 03:38:11,442 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:38:11" (1/1) ... [2021-10-29 03:38:11,464 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:38:11,464 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:38:11,465 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:38:11,465 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:38:11,473 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:38:11" (1/1) ... [2021-10-29 03:38:11,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:38:11" (1/1) ... [2021-10-29 03:38:11,476 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:38:11" (1/1) ... [2021-10-29 03:38:11,476 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:38:11" (1/1) ... [2021-10-29 03:38:11,480 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:38:11" (1/1) ... [2021-10-29 03:38:11,483 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:38:11" (1/1) ... [2021-10-29 03:38:11,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:38:11" (1/1) ... [2021-10-29 03:38:11,486 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:38:11,487 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:38:11,487 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:38:11,487 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:38:11,488 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:38:11" (1/1) ... [2021-10-29 03:38:11,505 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:38:11,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_608d605d-ab04-41ef-bdd1-bc97704a7fbc/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:38:11,554 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_608d605d-ab04-41ef-bdd1-bc97704a7fbc/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:38:11,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_608d605d-ab04-41ef-bdd1-bc97704a7fbc/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:38:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:38:11,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:38:11,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:38:11,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:38:11,611 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-10-29 03:38:11,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-10-29 03:38:11,899 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:38:11,899 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 03:38:11,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:38:11 BoogieIcfgContainer [2021-10-29 03:38:11,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:38:11,902 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:38:11,903 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:38:11,914 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:38:11,914 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:38:11" (1/1) ... [2021-10-29 03:38:11,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:38:11,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:12,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2021-10-29 03:38:12,016 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2021-10-29 03:38:12,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 03:38:12,021 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:12,023 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:12,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:12,364 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 03:38:12,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:12,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 26 states and 46 transitions. [2021-10-29 03:38:12,523 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 46 transitions. [2021-10-29 03:38:12,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:38:12,525 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:12,525 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:12,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:12,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 03:38:12,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:12,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:38:12,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:12,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 52 transitions. [2021-10-29 03:38:12,956 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 52 transitions. [2021-10-29 03:38:12,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:38:12,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:12,958 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:12,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:12,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 03:38:12,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:13,090 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 03:38:13,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:13,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 33 states and 61 transitions. [2021-10-29 03:38:13,343 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2021-10-29 03:38:13,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 03:38:13,345 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:13,345 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:13,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:13,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-29 03:38:13,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:13,520 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 03:38:13,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:13,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 35 states and 66 transitions. [2021-10-29 03:38:13,740 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 66 transitions. [2021-10-29 03:38:13,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:38:13,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:13,743 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:13,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:13,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 03:38:13,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:13,974 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 03:38:14,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:14,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 36 states and 69 transitions. [2021-10-29 03:38:14,055 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 69 transitions. [2021-10-29 03:38:14,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 03:38:14,058 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:14,059 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:14,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:14,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:38:14,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:14,261 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-29 03:38:14,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:14,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 37 states and 66 transitions. [2021-10-29 03:38:14,708 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 66 transitions. [2021-10-29 03:38:14,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 03:38:14,710 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:14,710 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:14,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:14,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 03:38:14,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:14,948 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-10-29 03:38:15,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:15,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 44 states and 81 transitions. [2021-10-29 03:38:15,494 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 81 transitions. [2021-10-29 03:38:15,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 03:38:15,495 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:15,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:15,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:15,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-29 03:38:15,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:15,735 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-10-29 03:38:16,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:16,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 48 states and 88 transitions. [2021-10-29 03:38:16,152 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 88 transitions. [2021-10-29 03:38:16,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 03:38:16,153 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:16,153 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:16,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:16,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-29 03:38:16,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:16,449 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-10-29 03:38:16,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:16,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 52 states and 96 transitions. [2021-10-29 03:38:16,977 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 96 transitions. [2021-10-29 03:38:16,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 03:38:16,978 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:16,979 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:17,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:17,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-29 03:38:17,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:17,289 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-10-29 03:38:17,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:17,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 53 states and 98 transitions. [2021-10-29 03:38:17,751 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 98 transitions. [2021-10-29 03:38:17,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-29 03:38:17,753 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:17,753 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:17,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:17,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:38:17,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:18,029 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-10-29 03:38:18,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:18,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 54 states and 101 transitions. [2021-10-29 03:38:18,569 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 101 transitions. [2021-10-29 03:38:18,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-29 03:38:18,571 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:18,571 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:18,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:18,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:38:18,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:18,775 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 39 proven. 13 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-10-29 03:38:18,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:18,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 54 states and 100 transitions. [2021-10-29 03:38:18,990 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 100 transitions. [2021-10-29 03:38:18,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-29 03:38:18,992 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:18,992 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:19,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:19,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-29 03:38:19,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:19,639 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2021-10-29 03:38:20,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:20,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 57 states and 106 transitions. [2021-10-29 03:38:20,645 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 106 transitions. [2021-10-29 03:38:20,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-29 03:38:20,646 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:20,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:20,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:20,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 19 conjunts are in the unsatisfiable core [2021-10-29 03:38:20,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:21,137 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 22 proven. 13 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2021-10-29 03:38:21,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:21,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 60 states and 112 transitions. [2021-10-29 03:38:21,695 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 112 transitions. [2021-10-29 03:38:21,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-10-29 03:38:21,698 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:21,698 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:21,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:21,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-29 03:38:21,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:22,365 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 24 proven. 7 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2021-10-29 03:38:23,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:23,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 61 states and 115 transitions. [2021-10-29 03:38:23,131 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 115 transitions. [2021-10-29 03:38:23,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-10-29 03:38:23,133 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:23,133 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:23,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:23,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 21 conjunts are in the unsatisfiable core [2021-10-29 03:38:23,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:23,648 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 24 proven. 15 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2021-10-29 03:38:24,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:24,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 65 states and 122 transitions. [2021-10-29 03:38:24,438 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 122 transitions. [2021-10-29 03:38:24,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-10-29 03:38:24,439 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:24,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:24,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:24,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 18 conjunts are in the unsatisfiable core [2021-10-29 03:38:24,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:24,932 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 26 proven. 7 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-10-29 03:38:25,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:25,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 67 states and 127 transitions. [2021-10-29 03:38:25,687 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 127 transitions. [2021-10-29 03:38:25,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-10-29 03:38:25,688 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:25,689 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:25,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:25,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 21 conjunts are in the unsatisfiable core [2021-10-29 03:38:25,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:26,168 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 26 proven. 17 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-10-29 03:38:26,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:26,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 68 states and 129 transitions. [2021-10-29 03:38:26,686 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 129 transitions. [2021-10-29 03:38:26,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-10-29 03:38:26,687 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:26,687 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:26,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:26,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:38:26,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:27,058 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 55 proven. 13 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2021-10-29 03:38:27,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:27,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 70 states and 132 transitions. [2021-10-29 03:38:27,938 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 132 transitions. [2021-10-29 03:38:27,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-10-29 03:38:27,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:27,940 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:27,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:27,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-29 03:38:27,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:28,395 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 28 proven. 19 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2021-10-29 03:38:28,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:28,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 71 states and 135 transitions. [2021-10-29 03:38:28,784 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 135 transitions. [2021-10-29 03:38:28,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-10-29 03:38:28,788 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:28,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:28,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:28,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:38:28,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:29,526 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 55 proven. 19 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2021-10-29 03:38:39,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:39,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 73 states and 138 transitions. [2021-10-29 03:38:39,338 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 138 transitions. [2021-10-29 03:38:39,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-10-29 03:38:39,339 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:39,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:39,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:39,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:38:39,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:39,572 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 69 proven. 13 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2021-10-29 03:38:39,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:39,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 73 states and 137 transitions. [2021-10-29 03:38:39,823 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 137 transitions. [2021-10-29 03:38:39,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-10-29 03:38:39,824 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:39,825 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:39,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:39,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 22 conjunts are in the unsatisfiable core [2021-10-29 03:38:39,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:40,586 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 32 proven. 21 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2021-10-29 03:38:42,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:42,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 76 states and 143 transitions. [2021-10-29 03:38:42,220 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 143 transitions. [2021-10-29 03:38:42,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-10-29 03:38:42,221 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:42,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:42,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:42,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 25 conjunts are in the unsatisfiable core [2021-10-29 03:38:42,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:42,852 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 32 proven. 30 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2021-10-29 03:38:43,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:43,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 79 states and 149 transitions. [2021-10-29 03:38:43,595 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 149 transitions. [2021-10-29 03:38:43,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-10-29 03:38:43,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:43,596 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:43,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:43,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 23 conjunts are in the unsatisfiable core [2021-10-29 03:38:43,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:44,379 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 34 proven. 21 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-10-29 03:38:45,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:45,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 80 states and 152 transitions. [2021-10-29 03:38:45,302 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 152 transitions. [2021-10-29 03:38:45,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-10-29 03:38:45,303 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:45,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:45,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:45,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 29 conjunts are in the unsatisfiable core [2021-10-29 03:38:45,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:45,968 INFO L134 CoverageAnalysis]: Checked inductivity of 611 backedges. 34 proven. 33 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-10-29 03:38:46,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:46,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 84 states and 159 transitions. [2021-10-29 03:38:46,883 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 159 transitions. [2021-10-29 03:38:46,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-10-29 03:38:46,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:46,885 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:46,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:46,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 27 conjunts are in the unsatisfiable core [2021-10-29 03:38:46,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:47,605 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 36 proven. 21 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2021-10-29 03:38:48,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:48,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 86 states and 163 transitions. [2021-10-29 03:38:48,648 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 163 transitions. [2021-10-29 03:38:48,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-10-29 03:38:48,650 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:48,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:48,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:48,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 27 conjunts are in the unsatisfiable core [2021-10-29 03:38:48,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:49,302 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 36 proven. 36 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2021-10-29 03:38:50,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:50,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 87 states and 165 transitions. [2021-10-29 03:38:50,030 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 165 transitions. [2021-10-29 03:38:50,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-10-29 03:38:50,032 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:50,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:50,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:50,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 19 conjunts are in the unsatisfiable core [2021-10-29 03:38:50,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:50,573 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 38 proven. 39 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2021-10-29 03:38:51,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:51,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 88 states and 168 transitions. [2021-10-29 03:38:51,164 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 168 transitions. [2021-10-29 03:38:51,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-10-29 03:38:51,166 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:51,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:51,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:51,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:38:51,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:51,486 INFO L134 CoverageAnalysis]: Checked inductivity of 842 backedges. 99 proven. 13 refuted. 0 times theorem prover too weak. 730 trivial. 0 not checked. [2021-10-29 03:38:51,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:51,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 88 states and 167 transitions. [2021-10-29 03:38:51,833 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 167 transitions. [2021-10-29 03:38:51,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-10-29 03:38:51,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:51,835 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:51,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:51,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 28 conjunts are in the unsatisfiable core [2021-10-29 03:38:51,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:52,864 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 42 proven. 42 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2021-10-29 03:38:54,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:54,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 91 states and 173 transitions. [2021-10-29 03:38:54,859 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 173 transitions. [2021-10-29 03:38:54,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-10-29 03:38:54,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:54,861 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:54,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:54,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 31 conjunts are in the unsatisfiable core [2021-10-29 03:38:54,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:55,731 INFO L134 CoverageAnalysis]: Checked inductivity of 936 backedges. 42 proven. 54 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2021-10-29 03:38:56,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:56,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 94 states and 179 transitions. [2021-10-29 03:38:56,721 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 179 transitions. [2021-10-29 03:38:56,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-10-29 03:38:56,722 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:56,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:56,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:56,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 28 conjunts are in the unsatisfiable core [2021-10-29 03:38:56,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:38:57,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 44 proven. 42 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2021-10-29 03:38:59,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:38:59,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 95 states and 182 transitions. [2021-10-29 03:38:59,569 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 182 transitions. [2021-10-29 03:38:59,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-10-29 03:38:59,570 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:38:59,570 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:38:59,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:38:59,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 37 conjunts are in the unsatisfiable core [2021-10-29 03:38:59,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:39:00,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 44 proven. 58 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2021-10-29 03:39:01,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:01,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 99 states and 189 transitions. [2021-10-29 03:39:01,817 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 189 transitions. [2021-10-29 03:39:01,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-10-29 03:39:01,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:01,819 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:01,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:01,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 35 conjunts are in the unsatisfiable core [2021-10-29 03:39:01,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:39:02,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1100 backedges. 46 proven. 42 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2021-10-29 03:39:04,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:04,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 101 states and 193 transitions. [2021-10-29 03:39:04,159 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 193 transitions. [2021-10-29 03:39:04,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-10-29 03:39:04,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:04,161 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:04,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:04,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 32 conjunts are in the unsatisfiable core [2021-10-29 03:39:04,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:39:04,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1120 backedges. 46 proven. 62 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2021-10-29 03:39:06,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:06,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 102 states and 196 transitions. [2021-10-29 03:39:06,198 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 196 transitions. [2021-10-29 03:39:06,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-10-29 03:39:06,199 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:06,200 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:06,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:06,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 23 conjunts are in the unsatisfiable core [2021-10-29 03:39:06,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:39:06,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1218 backedges. 48 proven. 66 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2021-10-29 03:39:08,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:08,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 104 states and 201 transitions. [2021-10-29 03:39:08,176 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 201 transitions. [2021-10-29 03:39:08,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-10-29 03:39:08,177 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:08,178 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:08,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:08,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:39:08,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:39:08,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1320 backedges. 129 proven. 13 refuted. 0 times theorem prover too weak. 1178 trivial. 0 not checked. [2021-10-29 03:39:08,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:08,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 104 states and 200 transitions. [2021-10-29 03:39:08,961 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 200 transitions. [2021-10-29 03:39:08,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-10-29 03:39:08,962 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:08,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:09,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:09,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 25 conjunts are in the unsatisfiable core [2021-10-29 03:39:09,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:39:10,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1422 backedges. 52 proven. 70 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2021-10-29 03:39:12,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:12,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 107 states and 206 transitions. [2021-10-29 03:39:12,662 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 206 transitions. [2021-10-29 03:39:12,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-10-29 03:39:12,663 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:12,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:12,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:12,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 37 conjunts are in the unsatisfiable core [2021-10-29 03:39:12,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:39:13,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1437 backedges. 52 proven. 85 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2021-10-29 03:39:14,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:14,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 110 states and 211 transitions. [2021-10-29 03:39:14,712 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 211 transitions. [2021-10-29 03:39:14,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-10-29 03:39:14,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:14,714 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:14,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:14,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 35 conjunts are in the unsatisfiable core [2021-10-29 03:39:14,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:39:16,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1528 backedges. 54 proven. 70 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2021-10-29 03:39:17,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:17,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 111 states and 213 transitions. [2021-10-29 03:39:17,467 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 213 transitions. [2021-10-29 03:39:17,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-10-29 03:39:17,469 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:17,469 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:17,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:17,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 45 conjunts are in the unsatisfiable core [2021-10-29 03:39:17,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:39:18,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1548 backedges. 54 proven. 90 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2021-10-29 03:39:20,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:20,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 112 states and 216 transitions. [2021-10-29 03:39:20,344 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 216 transitions. [2021-10-29 03:39:20,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-29 03:39:20,346 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:20,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:20,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:20,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 43 conjunts are in the unsatisfiable core [2021-10-29 03:39:20,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:39:21,510 INFO L134 CoverageAnalysis]: Checked inductivity of 1638 backedges. 56 proven. 70 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2021-10-29 03:39:23,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:23,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 113 states and 218 transitions. [2021-10-29 03:39:23,280 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 218 transitions. [2021-10-29 03:39:23,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-10-29 03:39:23,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:23,281 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:23,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:23,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 39 conjunts are in the unsatisfiable core [2021-10-29 03:39:23,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:39:24,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1663 backedges. 56 proven. 95 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2021-10-29 03:39:25,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:25,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 114 states and 219 transitions. [2021-10-29 03:39:25,556 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 219 transitions. [2021-10-29 03:39:25,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-10-29 03:39:25,558 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:25,558 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:25,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:25,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 27 conjunts are in the unsatisfiable core [2021-10-29 03:39:25,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:39:26,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1782 backedges. 58 proven. 100 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2021-10-29 03:39:27,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:27,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 115 states and 222 transitions. [2021-10-29 03:39:27,303 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 222 transitions. [2021-10-29 03:39:27,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-10-29 03:39:27,305 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:27,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:27,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:27,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:39:27,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:39:27,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1905 backedges. 159 proven. 13 refuted. 0 times theorem prover too weak. 1733 trivial. 0 not checked. [2021-10-29 03:39:28,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:28,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 115 states and 221 transitions. [2021-10-29 03:39:28,249 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 221 transitions. [2021-10-29 03:39:28,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-10-29 03:39:28,251 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:28,251 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:28,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:28,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 29 conjunts are in the unsatisfiable core [2021-10-29 03:39:28,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:39:29,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2027 backedges. 62 proven. 105 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2021-10-29 03:39:32,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:32,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 118 states and 227 transitions. [2021-10-29 03:39:32,252 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 227 transitions. [2021-10-29 03:39:32,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-10-29 03:39:32,253 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:32,254 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:32,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:32,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 43 conjunts are in the unsatisfiable core [2021-10-29 03:39:32,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:39:33,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2045 backedges. 62 proven. 123 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2021-10-29 03:39:34,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:34,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 121 states and 232 transitions. [2021-10-29 03:39:34,885 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 232 transitions. [2021-10-29 03:39:34,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-10-29 03:39:34,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:34,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:35,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:35,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 40 conjunts are in the unsatisfiable core [2021-10-29 03:39:35,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:39:36,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2153 backedges. 64 proven. 105 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2021-10-29 03:39:38,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:38,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 122 states and 235 transitions. [2021-10-29 03:39:38,878 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 235 transitions. [2021-10-29 03:39:38,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-10-29 03:39:38,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:38,880 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:38,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:38,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 53 conjunts are in the unsatisfiable core [2021-10-29 03:39:38,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:39:40,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2177 backedges. 64 proven. 129 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2021-10-29 03:39:42,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:42,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 123 states and 238 transitions. [2021-10-29 03:39:42,379 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 238 transitions. [2021-10-29 03:39:42,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-10-29 03:39:42,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:42,380 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:42,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:42,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 51 conjunts are in the unsatisfiable core [2021-10-29 03:39:42,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:39:43,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2283 backedges. 66 proven. 105 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2021-10-29 03:39:46,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:46,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 125 states and 242 transitions. [2021-10-29 03:39:46,509 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 242 transitions. [2021-10-29 03:39:46,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-10-29 03:39:46,511 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:46,511 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:46,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:46,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 45 conjunts are in the unsatisfiable core [2021-10-29 03:39:46,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:39:47,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2313 backedges. 66 proven. 135 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2021-10-29 03:39:49,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:49,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 126 states and 243 transitions. [2021-10-29 03:39:49,453 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 243 transitions. [2021-10-29 03:39:49,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-10-29 03:39:49,454 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:49,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:49,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:49,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 31 conjunts are in the unsatisfiable core [2021-10-29 03:39:49,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:39:50,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2453 backedges. 68 proven. 141 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2021-10-29 03:39:51,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:51,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 127 states and 246 transitions. [2021-10-29 03:39:51,573 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 246 transitions. [2021-10-29 03:39:51,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-10-29 03:39:51,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:51,577 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:51,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:39:51,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:39:52,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2597 backedges. 189 proven. 13 refuted. 0 times theorem prover too weak. 2395 trivial. 0 not checked. [2021-10-29 03:39:52,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:52,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 127 states and 245 transitions. [2021-10-29 03:39:52,706 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 245 transitions. [2021-10-29 03:39:52,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-10-29 03:39:52,707 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:52,708 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:52,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:52,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 33 conjunts are in the unsatisfiable core [2021-10-29 03:39:52,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:39:53,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2739 backedges. 72 proven. 147 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2021-10-29 03:39:57,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:39:57,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 130 states and 251 transitions. [2021-10-29 03:39:57,119 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 251 transitions. [2021-10-29 03:39:57,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-10-29 03:39:57,120 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:39:57,121 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:39:57,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:39:57,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 49 conjunts are in the unsatisfiable core [2021-10-29 03:39:57,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:39:58,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2760 backedges. 72 proven. 168 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2021-10-29 03:40:00,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:40:00,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 133 states and 256 transitions. [2021-10-29 03:40:00,279 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 256 transitions. [2021-10-29 03:40:00,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-10-29 03:40:00,280 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:40:00,280 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:40:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:40:00,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 47 conjunts are in the unsatisfiable core [2021-10-29 03:40:00,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:40:01,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2885 backedges. 74 proven. 147 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2021-10-29 03:40:03,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:40:03,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 134 states and 258 transitions. [2021-10-29 03:40:03,727 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 258 transitions. [2021-10-29 03:40:03,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-10-29 03:40:03,728 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:40:03,729 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:40:03,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:40:03,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 61 conjunts are in the unsatisfiable core [2021-10-29 03:40:03,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:40:05,374 INFO L134 CoverageAnalysis]: Checked inductivity of 2913 backedges. 74 proven. 175 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2021-10-29 03:40:07,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:40:07,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 135 states and 261 transitions. [2021-10-29 03:40:07,414 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 261 transitions. [2021-10-29 03:40:07,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-10-29 03:40:07,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:40:07,415 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:40:07,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:40:07,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 59 conjunts are in the unsatisfiable core [2021-10-29 03:40:07,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:40:09,052 INFO L134 CoverageAnalysis]: Checked inductivity of 3035 backedges. 76 proven. 147 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2021-10-29 03:40:14,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:40:14,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 136 states and 263 transitions. [2021-10-29 03:40:14,552 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 263 transitions. [2021-10-29 03:40:14,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-10-29 03:40:14,553 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:40:14,553 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:40:14,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:40:14,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 468 conjuncts, 50 conjunts are in the unsatisfiable core [2021-10-29 03:40:14,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:40:16,418 INFO L134 CoverageAnalysis]: Checked inductivity of 3070 backedges. 76 proven. 182 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2021-10-29 03:40:18,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:40:18,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 137 states and 265 transitions. [2021-10-29 03:40:18,871 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 265 transitions. [2021-10-29 03:40:18,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-10-29 03:40:18,872 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:40:18,872 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:40:18,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:40:18,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 35 conjunts are in the unsatisfiable core [2021-10-29 03:40:18,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:40:20,030 INFO L134 CoverageAnalysis]: Checked inductivity of 3231 backedges. 78 proven. 189 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2021-10-29 03:40:21,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:40:21,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 139 states and 270 transitions. [2021-10-29 03:40:21,981 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 270 transitions. [2021-10-29 03:40:21,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-10-29 03:40:21,982 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:40:21,983 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:40:22,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:40:22,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:40:22,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:40:22,526 INFO L134 CoverageAnalysis]: Checked inductivity of 3396 backedges. 219 proven. 13 refuted. 0 times theorem prover too weak. 3164 trivial. 0 not checked. [2021-10-29 03:40:23,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:40:23,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 139 states and 269 transitions. [2021-10-29 03:40:23,242 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 269 transitions. [2021-10-29 03:40:23,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2021-10-29 03:40:23,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:40:23,244 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:40:23,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:40:23,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 37 conjunts are in the unsatisfiable core [2021-10-29 03:40:23,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:40:24,589 INFO L134 CoverageAnalysis]: Checked inductivity of 3558 backedges. 82 proven. 196 refuted. 0 times theorem prover too weak. 3280 trivial. 0 not checked. [2021-10-29 03:40:28,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:40:28,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 142 states and 275 transitions. [2021-10-29 03:40:28,414 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 275 transitions. [2021-10-29 03:40:28,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-10-29 03:40:28,416 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:40:28,416 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:40:28,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:40:28,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 55 conjunts are in the unsatisfiable core [2021-10-29 03:40:28,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:40:30,314 INFO L134 CoverageAnalysis]: Checked inductivity of 3582 backedges. 82 proven. 220 refuted. 0 times theorem prover too weak. 3280 trivial. 0 not checked. [2021-10-29 03:40:32,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:40:32,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 145 states and 280 transitions. [2021-10-29 03:40:32,423 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 280 transitions. [2021-10-29 03:40:32,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2021-10-29 03:40:32,424 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:40:32,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:40:32,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:40:32,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 52 conjunts are in the unsatisfiable core [2021-10-29 03:40:32,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:40:34,957 INFO L134 CoverageAnalysis]: Checked inductivity of 3724 backedges. 84 proven. 196 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2021-10-29 03:40:38,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:40:38,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 146 states and 283 transitions. [2021-10-29 03:40:38,416 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 283 transitions. [2021-10-29 03:40:38,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-10-29 03:40:38,417 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:40:38,417 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:40:38,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:40:38,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 69 conjunts are in the unsatisfiable core [2021-10-29 03:40:38,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:40:40,465 INFO L134 CoverageAnalysis]: Checked inductivity of 3756 backedges. 84 proven. 228 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2021-10-29 03:40:43,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:40:43,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 147 states and 286 transitions. [2021-10-29 03:40:43,132 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 286 transitions. [2021-10-29 03:40:43,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-10-29 03:40:43,133 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:40:43,133 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:40:43,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:40:43,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 67 conjunts are in the unsatisfiable core [2021-10-29 03:40:43,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:40:45,403 INFO L134 CoverageAnalysis]: Checked inductivity of 3894 backedges. 86 proven. 196 refuted. 0 times theorem prover too weak. 3612 trivial. 0 not checked. [2021-10-29 03:40:48,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:40:48,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 149 states and 290 transitions. [2021-10-29 03:40:48,611 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 290 transitions. [2021-10-29 03:40:48,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-10-29 03:40:48,612 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:40:48,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:40:48,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:40:48,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 57 conjunts are in the unsatisfiable core [2021-10-29 03:40:48,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:40:50,937 INFO L134 CoverageAnalysis]: Checked inductivity of 3934 backedges. 86 proven. 236 refuted. 0 times theorem prover too weak. 3612 trivial. 0 not checked. [2021-10-29 03:40:53,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:40:53,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 150 states and 291 transitions. [2021-10-29 03:40:53,451 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 291 transitions. [2021-10-29 03:40:53,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-10-29 03:40:53,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:40:53,453 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:40:53,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:40:53,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 39 conjunts are in the unsatisfiable core [2021-10-29 03:40:53,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:40:54,693 INFO L134 CoverageAnalysis]: Checked inductivity of 4116 backedges. 88 proven. 244 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2021-10-29 03:40:56,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:40:56,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 151 states and 294 transitions. [2021-10-29 03:40:56,460 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 294 transitions. [2021-10-29 03:40:56,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 03:40:56,461 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:40:56,462 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:40:56,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:40:56,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:40:56,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:40:57,045 INFO L134 CoverageAnalysis]: Checked inductivity of 4302 backedges. 249 proven. 13 refuted. 0 times theorem prover too weak. 4040 trivial. 0 not checked. [2021-10-29 03:40:57,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:40:57,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 151 states and 293 transitions. [2021-10-29 03:40:57,877 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 293 transitions. [2021-10-29 03:40:57,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-10-29 03:40:57,878 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:40:57,878 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:40:57,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:40:57,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 551 conjuncts, 41 conjunts are in the unsatisfiable core [2021-10-29 03:40:57,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:40:59,469 INFO L134 CoverageAnalysis]: Checked inductivity of 4484 backedges. 92 proven. 252 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2021-10-29 03:41:04,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:04,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 154 states and 299 transitions. [2021-10-29 03:41:04,307 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 299 transitions. [2021-10-29 03:41:04,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-10-29 03:41:04,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:04,308 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:04,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:04,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 560 conjuncts, 61 conjunts are in the unsatisfiable core [2021-10-29 03:41:04,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:41:06,369 INFO L134 CoverageAnalysis]: Checked inductivity of 4511 backedges. 92 proven. 279 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2021-10-29 03:41:08,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:08,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 157 states and 304 transitions. [2021-10-29 03:41:08,913 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 304 transitions. [2021-10-29 03:41:08,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-10-29 03:41:08,914 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:08,914 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:09,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:09,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 560 conjuncts, 59 conjunts are in the unsatisfiable core [2021-10-29 03:41:09,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:41:11,518 INFO L134 CoverageAnalysis]: Checked inductivity of 4670 backedges. 94 proven. 252 refuted. 0 times theorem prover too weak. 4324 trivial. 0 not checked. [2021-10-29 03:41:14,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:14,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 158 states and 306 transitions. [2021-10-29 03:41:14,770 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 306 transitions. [2021-10-29 03:41:14,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2021-10-29 03:41:14,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:14,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:14,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:14,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 569 conjuncts, 77 conjunts are in the unsatisfiable core [2021-10-29 03:41:14,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:41:17,429 INFO L134 CoverageAnalysis]: Checked inductivity of 4706 backedges. 94 proven. 288 refuted. 0 times theorem prover too weak. 4324 trivial. 0 not checked. [2021-10-29 03:41:21,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:21,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 159 states and 310 transitions. [2021-10-29 03:41:21,235 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 310 transitions. [2021-10-29 03:41:21,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2021-10-29 03:41:21,236 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:21,236 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:21,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:21,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 569 conjuncts, 75 conjunts are in the unsatisfiable core [2021-10-29 03:41:21,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:41:23,977 INFO L134 CoverageAnalysis]: Checked inductivity of 4860 backedges. 96 proven. 252 refuted. 0 times theorem prover too weak. 4512 trivial. 0 not checked. [2021-10-29 03:41:28,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:28,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 160 states and 312 transitions. [2021-10-29 03:41:28,183 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 312 transitions. [2021-10-29 03:41:28,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-10-29 03:41:28,184 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:28,184 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:28,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:28,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 578 conjuncts, 63 conjunts are in the unsatisfiable core [2021-10-29 03:41:28,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:41:30,899 INFO L134 CoverageAnalysis]: Checked inductivity of 4905 backedges. 96 proven. 297 refuted. 0 times theorem prover too weak. 4512 trivial. 0 not checked. [2021-10-29 03:41:33,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:33,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 161 states and 312 transitions. [2021-10-29 03:41:33,781 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 312 transitions. [2021-10-29 03:41:33,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2021-10-29 03:41:33,783 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:33,783 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:33,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:33,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 43 conjunts are in the unsatisfiable core [2021-10-29 03:41:33,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:41:35,478 INFO L134 CoverageAnalysis]: Checked inductivity of 5108 backedges. 98 proven. 306 refuted. 0 times theorem prover too weak. 4704 trivial. 0 not checked. [2021-10-29 03:41:37,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:37,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 162 states and 315 transitions. [2021-10-29 03:41:37,146 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 315 transitions. [2021-10-29 03:41:37,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2021-10-29 03:41:37,148 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:37,148 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:37,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:37,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:41:37,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:41:37,766 INFO L134 CoverageAnalysis]: Checked inductivity of 5315 backedges. 279 proven. 13 refuted. 0 times theorem prover too weak. 5023 trivial. 0 not checked. [2021-10-29 03:41:38,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:38,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 162 states and 314 transitions. [2021-10-29 03:41:38,666 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 314 transitions. [2021-10-29 03:41:38,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2021-10-29 03:41:38,667 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:38,667 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:38,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:38,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 606 conjuncts, 45 conjunts are in the unsatisfiable core [2021-10-29 03:41:38,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:41:40,319 INFO L134 CoverageAnalysis]: Checked inductivity of 5517 backedges. 102 proven. 315 refuted. 0 times theorem prover too weak. 5100 trivial. 0 not checked. [2021-10-29 03:41:45,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:45,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 165 states and 320 transitions. [2021-10-29 03:41:45,802 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 320 transitions. [2021-10-29 03:41:45,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2021-10-29 03:41:45,803 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:45,803 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:45,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:45,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 615 conjuncts, 67 conjunts are in the unsatisfiable core [2021-10-29 03:41:45,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:41:48,575 INFO L134 CoverageAnalysis]: Checked inductivity of 5547 backedges. 102 proven. 345 refuted. 0 times theorem prover too weak. 5100 trivial. 0 not checked. [2021-10-29 03:41:51,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:41:51,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 168 states and 325 transitions. [2021-10-29 03:41:51,422 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 325 transitions. [2021-10-29 03:41:51,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2021-10-29 03:41:51,423 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:41:51,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:41:51,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:41:51,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 615 conjuncts, 64 conjunts are in the unsatisfiable core [2021-10-29 03:41:51,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:41:55,261 INFO L134 CoverageAnalysis]: Checked inductivity of 5723 backedges. 104 proven. 315 refuted. 0 times theorem prover too weak. 5304 trivial. 0 not checked. [2021-10-29 03:42:00,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:00,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 169 states and 328 transitions. [2021-10-29 03:42:00,387 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 328 transitions. [2021-10-29 03:42:00,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2021-10-29 03:42:00,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:00,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:00,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:00,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 624 conjuncts, 85 conjunts are in the unsatisfiable core [2021-10-29 03:42:00,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:42:03,788 INFO L134 CoverageAnalysis]: Checked inductivity of 5763 backedges. 104 proven. 355 refuted. 0 times theorem prover too weak. 5304 trivial. 0 not checked. [2021-10-29 03:42:08,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:08,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 170 states and 331 transitions. [2021-10-29 03:42:08,019 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 331 transitions. [2021-10-29 03:42:08,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2021-10-29 03:42:08,020 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:08,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:08,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:08,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 624 conjuncts, 83 conjunts are in the unsatisfiable core [2021-10-29 03:42:08,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:42:11,173 INFO L134 CoverageAnalysis]: Checked inductivity of 5933 backedges. 106 proven. 315 refuted. 0 times theorem prover too weak. 5512 trivial. 0 not checked. [2021-10-29 03:42:15,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:15,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 172 states and 335 transitions. [2021-10-29 03:42:15,206 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 335 transitions. [2021-10-29 03:42:15,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2021-10-29 03:42:15,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:15,208 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:15,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:15,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 633 conjuncts, 68 conjunts are in the unsatisfiable core [2021-10-29 03:42:15,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:42:18,501 INFO L134 CoverageAnalysis]: Checked inductivity of 5983 backedges. 106 proven. 365 refuted. 0 times theorem prover too weak. 5512 trivial. 0 not checked. [2021-10-29 03:42:22,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:22,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 173 states and 337 transitions. [2021-10-29 03:42:22,654 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 337 transitions. [2021-10-29 03:42:22,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-10-29 03:42:22,655 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:22,656 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:22,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:22,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 642 conjuncts, 47 conjunts are in the unsatisfiable core [2021-10-29 03:42:22,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:42:24,413 INFO L134 CoverageAnalysis]: Checked inductivity of 6207 backedges. 108 proven. 375 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2021-10-29 03:42:27,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:27,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 175 states and 342 transitions. [2021-10-29 03:42:27,533 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 342 transitions. [2021-10-29 03:42:27,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2021-10-29 03:42:27,535 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:27,535 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:27,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:27,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 652 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:42:27,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:42:28,220 INFO L134 CoverageAnalysis]: Checked inductivity of 6435 backedges. 309 proven. 13 refuted. 0 times theorem prover too weak. 6113 trivial. 0 not checked. [2021-10-29 03:42:29,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:29,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 175 states and 341 transitions. [2021-10-29 03:42:29,366 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 341 transitions. [2021-10-29 03:42:29,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2021-10-29 03:42:29,368 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:29,368 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:29,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:29,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 661 conjuncts, 49 conjunts are in the unsatisfiable core [2021-10-29 03:42:29,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:42:31,107 INFO L134 CoverageAnalysis]: Checked inductivity of 6657 backedges. 112 proven. 385 refuted. 0 times theorem prover too weak. 6160 trivial. 0 not checked. [2021-10-29 03:42:37,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:37,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 178 states and 347 transitions. [2021-10-29 03:42:37,321 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 347 transitions. [2021-10-29 03:42:37,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2021-10-29 03:42:37,322 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:37,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:37,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:37,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 670 conjuncts, 73 conjunts are in the unsatisfiable core [2021-10-29 03:42:37,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:42:40,476 INFO L134 CoverageAnalysis]: Checked inductivity of 6690 backedges. 112 proven. 418 refuted. 0 times theorem prover too weak. 6160 trivial. 0 not checked. [2021-10-29 03:42:43,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:43,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 181 states and 352 transitions. [2021-10-29 03:42:43,919 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 352 transitions. [2021-10-29 03:42:43,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2021-10-29 03:42:43,921 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:43,921 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:44,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:44,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 670 conjuncts, 71 conjunts are in the unsatisfiable core [2021-10-29 03:42:44,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:42:46,890 INFO L134 CoverageAnalysis]: Checked inductivity of 6883 backedges. 114 proven. 385 refuted. 0 times theorem prover too weak. 6384 trivial. 0 not checked. [2021-10-29 03:42:50,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:50,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 182 states and 354 transitions. [2021-10-29 03:42:50,603 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 354 transitions. [2021-10-29 03:42:50,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2021-10-29 03:42:50,605 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:50,605 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:50,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:50,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 93 conjunts are in the unsatisfiable core [2021-10-29 03:42:50,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:42:54,792 INFO L134 CoverageAnalysis]: Checked inductivity of 6927 backedges. 114 proven. 429 refuted. 0 times theorem prover too weak. 6384 trivial. 0 not checked. [2021-10-29 03:42:59,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:59,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 183 states and 358 transitions. [2021-10-29 03:42:59,578 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 358 transitions. [2021-10-29 03:42:59,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2021-10-29 03:42:59,580 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:59,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:59,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:59,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 91 conjunts are in the unsatisfiable core [2021-10-29 03:42:59,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:43:03,849 INFO L134 CoverageAnalysis]: Checked inductivity of 7113 backedges. 116 proven. 385 refuted. 0 times theorem prover too weak. 6612 trivial. 0 not checked. [2021-10-29 03:43:08,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:08,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 184 states and 360 transitions. [2021-10-29 03:43:08,213 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 360 transitions. [2021-10-29 03:43:08,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2021-10-29 03:43:08,214 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:08,214 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:09,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:09,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 688 conjuncts, 99 conjunts are in the unsatisfiable core [2021-10-29 03:43:09,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:43:13,218 INFO L134 CoverageAnalysis]: Checked inductivity of 7168 backedges. 116 proven. 440 refuted. 0 times theorem prover too weak. 6612 trivial. 0 not checked. [2021-10-29 03:43:16,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:17,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 185 states and 360 transitions. [2021-10-29 03:43:17,000 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 360 transitions. [2021-10-29 03:43:17,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2021-10-29 03:43:17,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:17,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:17,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:17,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 697 conjuncts, 51 conjunts are in the unsatisfiable core [2021-10-29 03:43:17,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:43:19,119 INFO L134 CoverageAnalysis]: Checked inductivity of 7413 backedges. 118 proven. 451 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2021-10-29 03:43:21,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:21,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 186 states and 363 transitions. [2021-10-29 03:43:21,932 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 363 transitions. [2021-10-29 03:43:21,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2021-10-29 03:43:21,934 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:21,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:22,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:22,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 03:43:22,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:43:22,688 INFO L134 CoverageAnalysis]: Checked inductivity of 7662 backedges. 339 proven. 13 refuted. 0 times theorem prover too weak. 7310 trivial. 0 not checked. [2021-10-29 03:43:24,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:24,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 186 states and 362 transitions. [2021-10-29 03:43:24,665 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 362 transitions. [2021-10-29 03:43:24,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2021-10-29 03:43:24,667 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:24,667 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:24,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:24,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 716 conjuncts, 52 conjunts are in the unsatisfiable core [2021-10-29 03:43:24,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:43:26,835 INFO L134 CoverageAnalysis]: Checked inductivity of 7904 backedges. 122 proven. 462 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2021-10-29 03:43:36,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:36,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 189 states and 368 transitions. [2021-10-29 03:43:36,510 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 368 transitions. [2021-10-29 03:43:36,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2021-10-29 03:43:36,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:36,512 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:36,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:36,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 725 conjuncts, 18 conjunts are in the unsatisfiable core [2021-10-29 03:43:36,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:43:44,067 INFO L134 CoverageAnalysis]: Checked inductivity of 7940 backedges. 858 proven. 0 refuted. 0 times theorem prover too weak. 7082 trivial. 0 not checked. [2021-10-29 03:44:09,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:09,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 145 states and 265 transitions. [2021-10-29 03:44:09,349 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 265 transitions. [2021-10-29 03:44:09,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2021-10-29 03:44:09,351 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:09,351 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:09,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:09,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 725 conjuncts, 75 conjunts are in the unsatisfiable core [2021-10-29 03:44:09,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:44:16,989 INFO L134 CoverageAnalysis]: Checked inductivity of 8150 backedges. 124 proven. 462 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2021-10-29 03:44:28,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:28,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 144 states and 261 transitions. [2021-10-29 03:44:28,479 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 261 transitions. [2021-10-29 03:44:28,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2021-10-29 03:44:28,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:28,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:29,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:29,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 734 conjuncts, 99 conjunts are in the unsatisfiable core [2021-10-29 03:44:29,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 03:44:36,124 INFO L134 CoverageAnalysis]: Checked inductivity of 8400 backedges. 126 proven. 462 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2021-10-29 03:44:44,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:44,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 137 states and 251 transitions. [2021-10-29 03:44:44,846 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 251 transitions. [2021-10-29 03:44:44,849 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 03:44:44,849 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 99 iterations. [2021-10-29 03:44:44,858 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 03:44:52,636 INFO L565 CodeCheckObserver]: Invariant with dag size 130 [2021-10-29 03:44:52,661 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:44:52,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:44:52 ImpRootNode [2021-10-29 03:44:52,665 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:44:52,665 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:44:52,669 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:44:52,670 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:44:52,670 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:38:11" (3/4) ... [2021-10-29 03:44:52,673 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 03:44:52,679 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-10-29 03:44:52,684 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-10-29 03:44:52,684 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 03:44:52,684 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 03:44:52,685 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:44:52,733 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_608d605d-ab04-41ef-bdd1-bc97704a7fbc/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:44:52,733 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:44:52,735 INFO L168 Benchmark]: Toolchain (without parser) took 401595.14 ms. Allocated memory was 98.6 MB in the beginning and 2.8 GB in the end (delta: 2.7 GB). Free memory was 57.3 MB in the beginning and 589.6 MB in the end (delta: -532.3 MB). Peak memory consumption was 2.2 GB. Max. memory is 16.1 GB. [2021-10-29 03:44:52,736 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 98.6 MB. Free memory was 73.3 MB in the beginning and 73.2 MB in the end (delta: 53.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:44:52,737 INFO L168 Benchmark]: CACSL2BoogieTranslator took 281.96 ms. Allocated memory is still 98.6 MB. Free memory was 57.1 MB in the beginning and 72.8 MB in the end (delta: -15.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:44:52,737 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.79 ms. Allocated memory is still 98.6 MB. Free memory was 72.5 MB in the beginning and 71.0 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:44:52,738 INFO L168 Benchmark]: Boogie Preprocessor took 21.93 ms. Allocated memory is still 98.6 MB. Free memory was 71.0 MB in the beginning and 70.1 MB in the end (delta: 944.3 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:44:52,739 INFO L168 Benchmark]: RCFGBuilder took 414.48 ms. Allocated memory is still 98.6 MB. Free memory was 69.8 MB in the beginning and 57.5 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:44:52,740 INFO L168 Benchmark]: CodeCheck took 400762.37 ms. Allocated memory was 98.6 MB in the beginning and 2.8 GB in the end (delta: 2.7 GB). Free memory was 57.2 MB in the beginning and 592.8 MB in the end (delta: -535.5 MB). Peak memory consumption was 2.3 GB. Max. memory is 16.1 GB. [2021-10-29 03:44:52,740 INFO L168 Benchmark]: Witness Printer took 68.15 ms. Allocated memory is still 2.8 GB. Free memory was 592.8 MB in the beginning and 589.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:44:52,744 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 392.8s, OverallIterations: 99, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 SDtfs, 1313754948 SDslu, 1751673248 SDs, 0 SdLazy, 1010174384 SolverSat, -1062467912 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1352.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 139446 GetRequests, 134258 SyntacticMatches, 4024 SemanticMatches, 1164 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1130924 ImplicationChecksByTransitivity, 279.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.8s SsaConstructionTime, 7.3s SatisfiabilityAnalysisTime, 138.6s InterpolantComputationTime, 17455 NumberOfCodeBlocks, 17455 NumberOfCodeBlocksAsserted, 98 NumberOfCheckSat, 17357 ConstructedInterpolants, 0 QuantifiedInterpolants, 69323 SizeOfPredicates, 149 NumberOfNonLiveVariables, 39223 ConjunctsInSsa, 3656 ConjunctsInUnsatCore, 98 InterpolantComputations, 7 PerfectInterpolantSequences, 265200/278742 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 17]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((((((!(x == 216) && n == 6) || (19 == y && !(x == 8))) || (y == 169 + 6 * n && !(x == 512))) || !(z == 6 * n + 6)) || (y == 18 * n + 1 && !(x == 18 * n + 35))) || (!(x == 27) && n == 3)) || (n == 4 && !(x == 40 + 6 * n))) || (!(343 == x) && 169 == y)) || (!(x == 940 + 6 * n) && y == 331)) || (!(6 * n + 675 == x) && n == 9)) || (!(x == 1) && n == 1)) || (!(x == 1331) && y == 397)) || ((((((((((!(19 + 6 * n == y && n == 3) && !(y == 127 && n == 6)) && !(n == 10 && y == 331)) && !(n == 11 && y == 397)) && !(12 * n + 13 == y && n == 4)) && !(n == 8 && y == 169 + 6 * n)) && !(n == 2 && 19 == y)) && !(n == 5 && y == 18 * n + 1)) && !(y == 6 * n + 1 && n == 1)) && !(y == 271 && n == 9)) && !(n == 7 && 169 == y))) || n <= a + 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 98.6 MB. Free memory was 73.3 MB in the beginning and 73.2 MB in the end (delta: 53.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 281.96 ms. Allocated memory is still 98.6 MB. Free memory was 57.1 MB in the beginning and 72.8 MB in the end (delta: -15.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 37.79 ms. Allocated memory is still 98.6 MB. Free memory was 72.5 MB in the beginning and 71.0 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 21.93 ms. Allocated memory is still 98.6 MB. Free memory was 71.0 MB in the beginning and 70.1 MB in the end (delta: 944.3 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 414.48 ms. Allocated memory is still 98.6 MB. Free memory was 69.8 MB in the beginning and 57.5 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * CodeCheck took 400762.37 ms. Allocated memory was 98.6 MB in the beginning and 2.8 GB in the end (delta: 2.7 GB). Free memory was 57.2 MB in the beginning and 592.8 MB in the end (delta: -535.5 MB). Peak memory consumption was 2.3 GB. Max. memory is 16.1 GB. * Witness Printer took 68.15 ms. Allocated memory is still 2.8 GB. Free memory was 592.8 MB in the beginning and 589.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 03:44:52,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_608d605d-ab04-41ef-bdd1-bc97704a7fbc/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...