./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b9c4d5c-5868-447a-92cc-69a56889bddd/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b9c4d5c-5868-447a-92cc-69a56889bddd/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b9c4d5c-5868-447a-92cc-69a56889bddd/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b9c4d5c-5868-447a-92cc-69a56889bddd/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b9c4d5c-5868-447a-92cc-69a56889bddd/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b9c4d5c-5868-447a-92cc-69a56889bddd/bin/ukojak-vF6T2TMglN --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 8cf9a91c8f1111f4616406dfb4a7fdeef392d21e591ff8d6357140f3015668db --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:56:18,620 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:56:18,622 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:56:18,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:56:18,671 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:56:18,672 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:56:18,674 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:56:18,676 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:56:18,678 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:56:18,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:56:18,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:56:18,682 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:56:18,682 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:56:18,684 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:56:18,685 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:56:18,687 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:56:18,688 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:56:18,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:56:18,692 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:56:18,694 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:56:18,696 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:56:18,710 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:56:18,711 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:56:18,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:56:18,722 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:56:18,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:56:18,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:56:18,723 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:56:18,724 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:56:18,725 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:56:18,725 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:56:18,726 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:56:18,727 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:56:18,728 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:56:18,729 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:56:18,729 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:56:18,730 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:56:18,731 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:56:18,731 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:56:18,732 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:56:18,733 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:56:18,737 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b9c4d5c-5868-447a-92cc-69a56889bddd/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 05:56:18,771 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:56:18,771 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:56:18,772 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:56:18,772 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:56:18,772 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:56:18,773 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:56:18,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:56:18,773 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:56:18,773 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:56:18,773 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:56:18,774 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:56:18,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:56:18,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:56:18,774 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:56:18,774 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:56:18,775 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:56:18,775 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:56:18,775 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:56:18,775 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:56:18,775 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:56:18,776 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:56:18,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:56:18,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:56:18,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:56:18,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:56:18,777 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:56:18,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:56:18,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:56:18,777 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_2b9c4d5c-5868-447a-92cc-69a56889bddd/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b9c4d5c-5868-447a-92cc-69a56889bddd/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8cf9a91c8f1111f4616406dfb4a7fdeef392d21e591ff8d6357140f3015668db [2021-11-21 05:56:19,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:56:19,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:56:19,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:56:19,084 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:56:19,085 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:56:19,087 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b9c4d5c-5868-447a-92cc-69a56889bddd/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c [2021-11-21 05:56:19,173 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b9c4d5c-5868-447a-92cc-69a56889bddd/bin/ukojak-vF6T2TMglN/data/dce67aee4/c29c4212692446ad962d93e6c4c9ad2f/FLAG164a4dd15 [2021-11-21 05:56:19,629 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:56:19,630 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b9c4d5c-5868-447a-92cc-69a56889bddd/sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c [2021-11-21 05:56:19,639 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b9c4d5c-5868-447a-92cc-69a56889bddd/bin/ukojak-vF6T2TMglN/data/dce67aee4/c29c4212692446ad962d93e6c4c9ad2f/FLAG164a4dd15 [2021-11-21 05:56:19,988 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b9c4d5c-5868-447a-92cc-69a56889bddd/bin/ukojak-vF6T2TMglN/data/dce67aee4/c29c4212692446ad962d93e6c4c9ad2f [2021-11-21 05:56:19,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:56:19,991 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:56:19,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:56:19,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:56:20,011 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:56:20,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:56:19" (1/1) ... [2021-11-21 05:56:20,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42e17b1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:56:20, skipping insertion in model container [2021-11-21 05:56:20,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:56:19" (1/1) ... [2021-11-21 05:56:20,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:56:20,060 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:56:20,292 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b9c4d5c-5868-447a-92cc-69a56889bddd/sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c[8379,8392] [2021-11-21 05:56:20,302 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:56:20,310 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:56:20,387 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b9c4d5c-5868-447a-92cc-69a56889bddd/sv-benchmarks/c/seq-mthreaded/pals_lcr.4_overflow.ufo.UNBOUNDED.pals.c[8379,8392] [2021-11-21 05:56:20,399 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:56:20,416 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:56:20,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:56:20 WrapperNode [2021-11-21 05:56:20,426 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:56:20,428 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:56:20,429 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:56:20,429 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:56:20,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:56:20" (1/1) ... [2021-11-21 05:56:20,458 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:56:20" (1/1) ... [2021-11-21 05:56:20,491 INFO L137 Inliner]: procedures = 24, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 272 [2021-11-21 05:56:20,494 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:56:20,495 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:56:20,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:56:20,496 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:56:20,504 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:56:20" (1/1) ... [2021-11-21 05:56:20,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:56:20" (1/1) ... [2021-11-21 05:56:20,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:56:20" (1/1) ... [2021-11-21 05:56:20,517 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:56:20" (1/1) ... [2021-11-21 05:56:20,524 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:56:20" (1/1) ... [2021-11-21 05:56:20,530 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:56:20" (1/1) ... [2021-11-21 05:56:20,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:56:20" (1/1) ... [2021-11-21 05:56:20,535 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:56:20,536 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:56:20,536 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:56:20,536 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:56:20,537 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:56:20" (1/1) ... [2021-11-21 05:56:20,544 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:56:20,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b9c4d5c-5868-447a-92cc-69a56889bddd/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:56:20,583 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b9c4d5c-5868-447a-92cc-69a56889bddd/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:56:20,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b9c4d5c-5868-447a-92cc-69a56889bddd/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:56:20,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:56:20,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:56:20,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:56:20,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:56:20,713 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:56:20,715 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:56:21,118 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:56:21,459 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:56:21,459 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-21 05:56:21,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:56:21 BoogieIcfgContainer [2021-11-21 05:56:21,462 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:56:21,463 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:56:21,463 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:56:21,472 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:56:21,473 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:56:21" (1/1) ... [2021-11-21 05:56:21,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:56:21,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:21,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2021-11-21 05:56:21,557 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2021-11-21 05:56:21,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 05:56:21,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:21,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:21,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:21,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:22,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:22,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2021-11-21 05:56:22,080 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2021-11-21 05:56:22,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:56:22,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:22,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:22,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:22,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:22,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:22,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2021-11-21 05:56:22,622 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2021-11-21 05:56:22,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:56:22,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:22,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:22,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:22,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:23,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:23,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2021-11-21 05:56:23,311 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2021-11-21 05:56:23,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 05:56:23,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:23,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:23,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:23,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:23,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:23,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2021-11-21 05:56:23,687 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2021-11-21 05:56:23,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:56:23,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:23,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:23,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:24,618 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:27,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:27,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 33 states and 57 transitions. [2021-11-21 05:56:27,510 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 57 transitions. [2021-11-21 05:56:27,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:56:27,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:27,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:27,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:28,567 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:33,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:33,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 41 states and 73 transitions. [2021-11-21 05:56:33,045 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 73 transitions. [2021-11-21 05:56:33,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:56:33,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:33,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:33,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:33,616 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:34,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:34,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 42 states and 76 transitions. [2021-11-21 05:56:34,046 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 76 transitions. [2021-11-21 05:56:34,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:56:34,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:34,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:34,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:34,325 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:37,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:37,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 52 states and 97 transitions. [2021-11-21 05:56:37,413 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 97 transitions. [2021-11-21 05:56:37,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:56:37,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:37,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:37,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:37,948 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:38,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:38,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 54 states and 101 transitions. [2021-11-21 05:56:38,504 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 101 transitions. [2021-11-21 05:56:38,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:56:38,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:38,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:38,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:39,136 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:44,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:44,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 70 states and 140 transitions. [2021-11-21 05:56:44,968 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 140 transitions. [2021-11-21 05:56:44,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:56:44,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:44,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:45,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:45,745 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:52,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:52,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 85 states and 170 transitions. [2021-11-21 05:56:52,389 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 170 transitions. [2021-11-21 05:56:52,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:56:52,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:52,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:52,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:52,749 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:56,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:56,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 91 states and 182 transitions. [2021-11-21 05:56:56,195 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 182 transitions. [2021-11-21 05:56:56,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:56:56,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:56,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:56,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:56,421 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:57,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:57,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 92 states and 185 transitions. [2021-11-21 05:56:57,021 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 185 transitions. [2021-11-21 05:56:57,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:56:57,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:57,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:57,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:57,263 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:57:00,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:00,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 98 states and 197 transitions. [2021-11-21 05:57:00,673 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 197 transitions. [2021-11-21 05:57:00,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:57:00,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:00,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:00,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:00,832 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:57:03,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:03,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 103 states and 203 transitions. [2021-11-21 05:57:03,424 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 203 transitions. [2021-11-21 05:57:03,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:57:03,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:03,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:03,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:03,576 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:57:04,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:04,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 104 states and 203 transitions. [2021-11-21 05:57:04,473 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 203 transitions. [2021-11-21 05:57:04,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:57:04,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:04,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:04,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:04,634 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:57:05,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:05,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 105 states and 206 transitions. [2021-11-21 05:57:05,796 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 206 transitions. [2021-11-21 05:57:05,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:57:05,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:05,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:05,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:06,005 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:57:07,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:07,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 106 states and 207 transitions. [2021-11-21 05:57:07,222 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 207 transitions. [2021-11-21 05:57:07,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:57:07,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:07,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:07,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:18,237 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:58:09,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:09,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 131 states and 273 transitions. [2021-11-21 05:58:09,846 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 273 transitions. [2021-11-21 05:58:09,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:58:09,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:09,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:10,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:14,929 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:58:27,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:27,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 136 states and 279 transitions. [2021-11-21 05:58:27,027 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 279 transitions. [2021-11-21 05:58:27,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:58:27,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:27,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:27,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:27,750 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:58:33,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:33,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 144 states and 303 transitions. [2021-11-21 05:58:33,968 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 303 transitions. [2021-11-21 05:58:33,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:58:33,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:33,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:34,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:45,030 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:08,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:08,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 168 states and 367 transitions. [2021-11-21 06:00:08,010 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 367 transitions. [2021-11-21 06:00:08,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:00:08,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:08,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:08,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:08,173 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:18,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:18,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 175 states and 377 transitions. [2021-11-21 06:00:18,003 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 377 transitions. [2021-11-21 06:00:18,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:00:18,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:18,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:18,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:24,016 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:34,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:34,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 183 states and 391 transitions. [2021-11-21 06:00:34,973 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 391 transitions. [2021-11-21 06:00:34,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:00:34,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:34,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:35,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:35,134 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:50,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:50,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 189 states and 402 transitions. [2021-11-21 06:00:50,180 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 402 transitions. [2021-11-21 06:00:50,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:00:50,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:50,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:50,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:55,968 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:58,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:58,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 190 states and 403 transitions. [2021-11-21 06:00:58,862 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 403 transitions. [2021-11-21 06:00:58,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:00:58,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:58,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:59,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:04,585 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:01:43,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:43,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 201 states and 415 transitions. [2021-11-21 06:01:43,377 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 415 transitions. [2021-11-21 06:01:43,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:01:43,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:43,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:43,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:49,269 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:01:51,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:51,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 202 states and 416 transitions. [2021-11-21 06:01:51,441 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 416 transitions. [2021-11-21 06:01:51,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:01:51,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:51,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:51,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:57,091 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:02:01,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:02:01,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 203 states and 428 transitions. [2021-11-21 06:02:01,020 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 428 transitions. [2021-11-21 06:02:01,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:02:01,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:02:01,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:02:01,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:01,219 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:02:10,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:02:10,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 208 states and 434 transitions. [2021-11-21 06:02:10,981 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 434 transitions. [2021-11-21 06:02:10,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:02:10,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:02:10,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:02:11,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:15,366 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 26 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:02:46,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:02:46,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 222 states and 490 transitions. [2021-11-21 06:02:46,890 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 490 transitions. [2021-11-21 06:02:46,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:02:46,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:02:46,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:02:46,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:47,073 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 26 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:02:57,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:02:57,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 224 states and 492 transitions. [2021-11-21 06:02:57,962 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 492 transitions. [2021-11-21 06:02:57,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:02:57,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:02:57,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:02:58,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:58,147 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 26 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:03:09,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:09,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 230 states and 500 transitions. [2021-11-21 06:03:09,032 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 500 transitions. [2021-11-21 06:03:09,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:03:09,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:09,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:09,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:15,957 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 28 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:20,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:20,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 254 states and 575 transitions. [2021-11-21 06:04:20,959 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 575 transitions. [2021-11-21 06:04:20,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:04:20,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:20,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:21,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:22,401 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 26 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:40,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:40,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 260 states and 600 transitions. [2021-11-21 06:04:40,395 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 600 transitions. [2021-11-21 06:04:40,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:04:40,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:40,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:40,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:40,576 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 26 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:50,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:50,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 266 states and 617 transitions. [2021-11-21 06:04:50,159 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 617 transitions. [2021-11-21 06:04:50,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:04:50,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:50,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:50,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:50,428 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 26 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:57,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:57,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 267 states and 619 transitions. [2021-11-21 06:04:57,554 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 619 transitions. [2021-11-21 06:04:57,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:04:57,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:57,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:57,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:57,767 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 28 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:00,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:00,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 268 states and 624 transitions. [2021-11-21 06:05:00,008 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 624 transitions. [2021-11-21 06:05:00,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:05:00,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:00,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:00,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:00,188 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 26 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:09,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:09,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 273 states and 638 transitions. [2021-11-21 06:05:09,606 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 638 transitions. [2021-11-21 06:05:09,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:05:09,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:09,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:09,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:09,771 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 26 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:12,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:12,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 275 states and 645 transitions. [2021-11-21 06:05:12,927 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 645 transitions. [2021-11-21 06:05:12,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:05:12,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:12,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:13,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:13,139 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 28 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:40,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:40,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 282 states and 656 transitions. [2021-11-21 06:05:40,818 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 656 transitions. [2021-11-21 06:05:40,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:05:40,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:40,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:40,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:40,974 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 26 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:43,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:43,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 283 states and 658 transitions. [2021-11-21 06:05:43,360 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 658 transitions. [2021-11-21 06:05:43,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:05:43,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:43,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:43,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:43,582 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 28 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:06:05,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:05,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 294 states and 672 transitions. [2021-11-21 06:06:05,723 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 672 transitions. [2021-11-21 06:06:05,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:06:05,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:05,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:05,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:05,901 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 28 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:06:22,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:22,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 301 states and 686 transitions. [2021-11-21 06:06:22,680 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 686 transitions. [2021-11-21 06:06:22,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:06:22,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:22,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:22,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:22,851 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 26 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:06:26,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:26,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 302 states and 688 transitions. [2021-11-21 06:06:26,125 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 688 transitions. [2021-11-21 06:06:26,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:06:26,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:26,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:26,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:26,285 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 26 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:06:28,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:28,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 303 states and 689 transitions. [2021-11-21 06:06:28,595 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 689 transitions. [2021-11-21 06:06:28,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:06:28,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:28,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:28,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:28,795 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 28 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:06:39,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:39,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 309 states and 698 transitions. [2021-11-21 06:06:39,843 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 698 transitions. [2021-11-21 06:06:39,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 06:06:39,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:39,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:40,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:47,550 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.