./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9396c8-f1db-4969-95a5-eb429abcab59/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9396c8-f1db-4969-95a5-eb429abcab59/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9396c8-f1db-4969-95a5-eb429abcab59/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9396c8-f1db-4969-95a5-eb429abcab59/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9396c8-f1db-4969-95a5-eb429abcab59/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9396c8-f1db-4969-95a5-eb429abcab59/bin/ukojak-d1pc8ZmBRL --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 5a6204b8fe11d129da43c7784d578168196f39a9dd912e242b1920607a0dfe2c --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:10:49,502 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:10:49,504 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:10:49,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:10:49,553 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:10:49,555 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:10:49,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:10:49,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:10:49,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:10:49,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:10:49,566 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:10:49,568 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:10:49,568 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:10:49,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:10:49,579 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:10:49,582 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:10:49,585 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:10:49,591 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:10:49,597 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:10:49,609 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:10:49,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:10:49,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:10:49,617 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:10:49,618 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:10:49,623 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:10:49,630 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:10:49,631 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:10:49,633 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:10:49,634 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:10:49,636 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:10:49,637 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:10:49,638 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:10:49,641 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:10:49,642 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:10:49,644 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:10:49,644 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:10:49,645 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:10:49,645 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:10:49,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:10:49,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:10:49,648 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:10:49,649 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9396c8-f1db-4969-95a5-eb429abcab59/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 06:10:49,689 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:10:49,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:10:49,691 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:10:49,691 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:10:49,692 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:10:49,692 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:10:49,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:10:49,693 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:10:49,693 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:10:49,693 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:10:49,693 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:10:49,693 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:10:49,694 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:10:49,694 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:10:49,694 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:10:49,694 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:10:49,695 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:10:49,695 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:10:49,695 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:10:49,695 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:10:49,695 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:10:49,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:10:49,696 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:10:49,696 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:10:49,696 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:10:49,697 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:10:49,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:10:49,697 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:10:49,697 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_6a9396c8-f1db-4969-95a5-eb429abcab59/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9396c8-f1db-4969-95a5-eb429abcab59/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a6204b8fe11d129da43c7784d578168196f39a9dd912e242b1920607a0dfe2c [2021-11-25 06:10:50,077 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:10:50,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:10:50,127 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:10:50,128 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:10:50,129 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:10:50,133 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9396c8-f1db-4969-95a5-eb429abcab59/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-25 06:10:50,253 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9396c8-f1db-4969-95a5-eb429abcab59/bin/ukojak-d1pc8ZmBRL/data/e1a18398c/7c7b6bc08e914ca0996f19045704981d/FLAGbd0f60e2a [2021-11-25 06:10:50,844 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:10:50,845 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9396c8-f1db-4969-95a5-eb429abcab59/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-25 06:10:50,857 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9396c8-f1db-4969-95a5-eb429abcab59/bin/ukojak-d1pc8ZmBRL/data/e1a18398c/7c7b6bc08e914ca0996f19045704981d/FLAGbd0f60e2a [2021-11-25 06:10:51,194 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9396c8-f1db-4969-95a5-eb429abcab59/bin/ukojak-d1pc8ZmBRL/data/e1a18398c/7c7b6bc08e914ca0996f19045704981d [2021-11-25 06:10:51,196 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:10:51,198 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:10:51,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:10:51,200 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:10:51,207 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:10:51,208 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:10:51" (1/1) ... [2021-11-25 06:10:51,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18205f8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:51, skipping insertion in model container [2021-11-25 06:10:51,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:10:51" (1/1) ... [2021-11-25 06:10:51,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:10:51,268 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:10:51,524 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_6a9396c8-f1db-4969-95a5-eb429abcab59/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4938,4951] [2021-11-25 06:10:51,557 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:10:51,585 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:10:51,629 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_6a9396c8-f1db-4969-95a5-eb429abcab59/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4938,4951] [2021-11-25 06:10:51,645 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:10:51,684 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:10:51,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:51 WrapperNode [2021-11-25 06:10:51,685 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:10:51,687 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:10:51,687 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:10:51,687 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:10:51,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:51" (1/1) ... [2021-11-25 06:10:51,711 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:51" (1/1) ... [2021-11-25 06:10:51,748 INFO L137 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 338 [2021-11-25 06:10:51,749 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:10:51,750 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:10:51,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:10:51,750 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:10:51,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:51" (1/1) ... [2021-11-25 06:10:51,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:51" (1/1) ... [2021-11-25 06:10:51,764 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:51" (1/1) ... [2021-11-25 06:10:51,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:51" (1/1) ... [2021-11-25 06:10:51,774 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:51" (1/1) ... [2021-11-25 06:10:51,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:51" (1/1) ... [2021-11-25 06:10:51,783 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:51" (1/1) ... [2021-11-25 06:10:51,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:10:51,791 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:10:51,791 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:10:51,792 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:10:51,796 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:10:51" (1/1) ... [2021-11-25 06:10:51,819 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:10:51,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9396c8-f1db-4969-95a5-eb429abcab59/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:10:51,844 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9396c8-f1db-4969-95a5-eb429abcab59/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:10:51,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a9396c8-f1db-4969-95a5-eb429abcab59/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:10:51,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:10:51,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:10:51,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:10:51,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:10:51,992 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:10:51,993 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:10:52,307 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:10:52,444 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:10:52,445 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 06:10:52,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:10:52 BoogieIcfgContainer [2021-11-25 06:10:52,448 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:10:52,449 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:10:52,449 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:10:52,459 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:10:52,460 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:10:52" (1/1) ... [2021-11-25 06:10:52,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:10:52,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:52,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 60 states and 99 transitions. [2021-11-25 06:10:52,526 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 99 transitions. [2021-11-25 06:10:52,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 06:10:52,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:52,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:52,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:52,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:52,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:52,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 62 states and 100 transitions. [2021-11-25 06:10:52,986 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 100 transitions. [2021-11-25 06:10:52,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 06:10:52,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:52,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:53,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:53,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:53,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:53,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 69 states and 111 transitions. [2021-11-25 06:10:53,324 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 111 transitions. [2021-11-25 06:10:53,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 06:10:53,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:53,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:53,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:53,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:53,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:53,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 70 states and 111 transitions. [2021-11-25 06:10:53,463 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 111 transitions. [2021-11-25 06:10:53,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 06:10:53,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:53,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:53,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:53,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:53,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:53,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 82 states and 131 transitions. [2021-11-25 06:10:53,757 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 131 transitions. [2021-11-25 06:10:53,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 06:10:53,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:53,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:53,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:53,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:53,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:53,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 83 states and 131 transitions. [2021-11-25 06:10:53,824 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 131 transitions. [2021-11-25 06:10:53,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 06:10:53,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:53,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:53,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:53,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:53,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:53,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 84 states and 131 transitions. [2021-11-25 06:10:53,884 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 131 transitions. [2021-11-25 06:10:53,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 06:10:53,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:53,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:53,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:53,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:54,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:54,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 101 states and 160 transitions. [2021-11-25 06:10:54,470 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 160 transitions. [2021-11-25 06:10:54,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 06:10:54,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:54,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:54,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:54,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:54,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:54,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 102 states and 160 transitions. [2021-11-25 06:10:54,580 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 160 transitions. [2021-11-25 06:10:54,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 06:10:54,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:54,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:54,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:54,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:54,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 103 states and 160 transitions. [2021-11-25 06:10:54,662 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 160 transitions. [2021-11-25 06:10:54,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 06:10:54,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:54,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:54,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:54,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:54,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:54,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 104 states and 160 transitions. [2021-11-25 06:10:54,733 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 160 transitions. [2021-11-25 06:10:54,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 06:10:54,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:54,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:54,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:54,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:56,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:56,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 126 states and 199 transitions. [2021-11-25 06:10:56,818 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 199 transitions. [2021-11-25 06:10:56,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 06:10:56,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:56,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:56,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:56,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:56,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:56,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 127 states and 199 transitions. [2021-11-25 06:10:56,911 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 199 transitions. [2021-11-25 06:10:56,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 06:10:56,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:56,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:56,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:56,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:56,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:56,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 128 states and 199 transitions. [2021-11-25 06:10:56,993 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 199 transitions. [2021-11-25 06:10:56,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 06:10:56,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:56,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:57,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:57,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:57,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:57,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 129 states and 199 transitions. [2021-11-25 06:10:57,083 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 199 transitions. [2021-11-25 06:10:57,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 06:10:57,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:57,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:57,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:57,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:57,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:57,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 130 states and 199 transitions. [2021-11-25 06:10:57,163 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 199 transitions. [2021-11-25 06:10:57,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:10:57,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:57,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:57,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:57,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:00,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:00,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 154 states and 240 transitions. [2021-11-25 06:11:00,916 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 240 transitions. [2021-11-25 06:11:00,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:11:00,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:00,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:00,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:01,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:05,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:05,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 177 states and 279 transitions. [2021-11-25 06:11:05,005 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 279 transitions. [2021-11-25 06:11:05,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:11:05,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:05,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:05,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:05,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:05,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:05,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 178 states and 279 transitions. [2021-11-25 06:11:05,173 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 279 transitions. [2021-11-25 06:11:05,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:11:05,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:05,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:05,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:05,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:05,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:05,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 179 states and 279 transitions. [2021-11-25 06:11:05,268 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 279 transitions. [2021-11-25 06:11:05,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:11:05,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:05,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:05,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:05,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:05,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:05,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 180 states and 282 transitions. [2021-11-25 06:11:05,722 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 282 transitions. [2021-11-25 06:11:05,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:11:05,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:05,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:05,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:05,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:06,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:06,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 181 states and 282 transitions. [2021-11-25 06:11:06,056 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 282 transitions. [2021-11-25 06:11:06,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:11:06,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:06,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:06,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:06,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:06,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:06,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 182 states and 285 transitions. [2021-11-25 06:11:06,455 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 285 transitions. [2021-11-25 06:11:06,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:11:06,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:06,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:06,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:06,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:06,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:06,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 183 states and 285 transitions. [2021-11-25 06:11:06,816 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 285 transitions. [2021-11-25 06:11:06,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:11:06,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:06,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:06,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:06,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:06,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:06,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 184 states and 285 transitions. [2021-11-25 06:11:06,966 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 285 transitions. [2021-11-25 06:11:06,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:11:06,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:06,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:06,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:07,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:07,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:07,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 185 states and 285 transitions. [2021-11-25 06:11:07,049 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 285 transitions. [2021-11-25 06:11:07,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:11:07,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:07,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:07,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:07,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:14,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:14,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 198 states and 306 transitions. [2021-11-25 06:11:14,138 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 306 transitions. [2021-11-25 06:11:14,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:11:14,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:14,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:14,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:14,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:22,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:22,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 216 states and 336 transitions. [2021-11-25 06:11:22,234 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 336 transitions. [2021-11-25 06:11:22,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:11:22,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:22,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:22,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:22,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:32,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:32,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 224 states and 348 transitions. [2021-11-25 06:11:32,743 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 348 transitions. [2021-11-25 06:11:32,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:11:32,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:32,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:32,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:33,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:35,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:35,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 228 states and 362 transitions. [2021-11-25 06:11:35,001 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 362 transitions. [2021-11-25 06:11:35,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:11:35,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:35,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:35,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:46,965 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:13:09,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:09,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 265 states and 462 transitions. [2021-11-25 06:13:09,723 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 462 transitions. [2021-11-25 06:13:09,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:13:09,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:09,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:09,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:09,765 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:13:12,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:12,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 266 states and 462 transitions. [2021-11-25 06:13:12,258 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 462 transitions. [2021-11-25 06:13:12,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:13:12,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:12,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:12,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:12,301 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:13:12,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:12,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 267 states and 462 transitions. [2021-11-25 06:13:12,410 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 462 transitions. [2021-11-25 06:13:12,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:13:12,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:12,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:12,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:13,488 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:13:34,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:34,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 270 states and 468 transitions. [2021-11-25 06:13:34,951 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 468 transitions. [2021-11-25 06:13:34,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:13:34,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:34,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:34,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:35,436 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:14:08,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:08,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 289 states and 505 transitions. [2021-11-25 06:14:08,379 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 505 transitions. [2021-11-25 06:14:08,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:14:08,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:08,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:08,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:09,052 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:14:40,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:40,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 303 states and 533 transitions. [2021-11-25 06:14:40,498 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 533 transitions. [2021-11-25 06:14:40,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:14:40,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:40,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:40,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:41,026 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 06:15:01,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:15:01,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 312 states and 549 transitions. [2021-11-25 06:15:01,727 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 549 transitions. [2021-11-25 06:15:01,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:15:01,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:15:01,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:15:01,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:15:02,361 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:15:12,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:15:12,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 316 states and 556 transitions. [2021-11-25 06:15:12,025 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 556 transitions. [2021-11-25 06:15:12,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 06:15:12,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:15:12,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:15:12,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:15:12,550 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:15:23,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:15:23,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 329 states and 593 transitions. [2021-11-25 06:15:23,571 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 593 transitions. [2021-11-25 06:15:23,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 06:15:23,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:15:23,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:15:23,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:15:55,280 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:19:34,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:19:34,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 364 states and 697 transitions. [2021-11-25 06:19:34,974 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 697 transitions. [2021-11-25 06:19:34,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 06:19:34,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:19:34,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:19:34,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:19:35,681 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:20:36,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:20:36,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 383 states and 737 transitions. [2021-11-25 06:20:36,425 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 737 transitions. [2021-11-25 06:20:36,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 06:20:36,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:20:36,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:20:36,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:20:37,277 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:21:32,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:21:32,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 406 states and 787 transitions. [2021-11-25 06:21:32,416 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 787 transitions. [2021-11-25 06:21:32,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 06:21:32,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:21:32,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:21:32,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:21:33,337 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:22:24,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:22:24,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 425 states and 821 transitions. [2021-11-25 06:22:24,592 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 821 transitions. [2021-11-25 06:22:24,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 06:22:24,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:22:24,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:22:24,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:22:25,607 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:23:21,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:23:21,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 445 states and 866 transitions. [2021-11-25 06:23:21,629 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 866 transitions. [2021-11-25 06:23:21,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 06:23:21,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:23:21,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:23:21,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:23:22,588 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.