./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.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_86ec1302-3f06-4cdd-ab6d-d26e8b5a77c0/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ec1302-3f06-4cdd-ab6d-d26e8b5a77c0/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_86ec1302-3f06-4cdd-ab6d-d26e8b5a77c0/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ec1302-3f06-4cdd-ab6d-d26e8b5a77c0/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ec1302-3f06-4cdd-ab6d-d26e8b5a77c0/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_86ec1302-3f06-4cdd-ab6d-d26e8b5a77c0/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 afac0863a681e4712e7bffaf04a415cd693c6153e1fe439605f11a4c250fdcc1 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:46:01,217 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:46:01,220 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:46:01,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:46:01,284 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:46:01,288 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:46:01,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:46:01,294 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:46:01,296 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:46:01,302 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:46:01,303 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:46:01,305 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:46:01,305 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:46:01,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:46:01,310 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:46:01,314 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:46:01,316 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:46:01,317 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:46:01,319 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:46:01,327 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:46:01,329 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:46:01,330 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:46:01,334 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:46:01,335 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:46:01,344 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:46:01,344 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:46:01,345 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:46:01,347 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:46:01,347 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:46:01,349 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:46:01,349 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:46:01,350 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:46:01,352 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:46:01,354 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:46:01,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:46:01,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:46:01,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:46:01,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:46:01,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:46:01,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:46:01,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:46:01,359 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ec1302-3f06-4cdd-ab6d-d26e8b5a77c0/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 07:46:01,401 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:46:01,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:46:01,403 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:46:01,404 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:46:01,404 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:46:01,405 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:46:01,405 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:46:01,405 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:46:01,405 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:46:01,406 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:46:01,407 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:46:01,407 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:46:01,407 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:46:01,407 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:46:01,408 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:46:01,408 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:46:01,408 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:46:01,408 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:46:01,409 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:46:01,409 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:46:01,409 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:46:01,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:46:01,410 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:46:01,410 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:46:01,410 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:46:01,410 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:46:01,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:46:01,411 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:46:01,411 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_86ec1302-3f06-4cdd-ab6d-d26e8b5a77c0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ec1302-3f06-4cdd-ab6d-d26e8b5a77c0/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> afac0863a681e4712e7bffaf04a415cd693c6153e1fe439605f11a4c250fdcc1 [2021-11-25 07:46:01,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:46:01,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:46:01,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:46:01,792 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:46:01,794 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:46:01,795 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ec1302-3f06-4cdd-ab6d-d26e8b5a77c0/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2021-11-25 07:46:01,874 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ec1302-3f06-4cdd-ab6d-d26e8b5a77c0/bin/ukojak-d1pc8ZmBRL/data/2f5b1f344/6ac0e5bc335a4148a310dc69ee3a3b41/FLAGeacc70b04 [2021-11-25 07:46:02,423 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:46:02,424 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ec1302-3f06-4cdd-ab6d-d26e8b5a77c0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2021-11-25 07:46:02,445 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ec1302-3f06-4cdd-ab6d-d26e8b5a77c0/bin/ukojak-d1pc8ZmBRL/data/2f5b1f344/6ac0e5bc335a4148a310dc69ee3a3b41/FLAGeacc70b04 [2021-11-25 07:46:02,759 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ec1302-3f06-4cdd-ab6d-d26e8b5a77c0/bin/ukojak-d1pc8ZmBRL/data/2f5b1f344/6ac0e5bc335a4148a310dc69ee3a3b41 [2021-11-25 07:46:02,762 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:46:02,763 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:46:02,767 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:46:02,768 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:46:02,771 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:46:02,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:46:02" (1/1) ... [2021-11-25 07:46:02,773 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d4a3e4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:02, skipping insertion in model container [2021-11-25 07:46:02,773 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:46:02" (1/1) ... [2021-11-25 07:46:02,784 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:46:02,833 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:46:03,090 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_86ec1302-3f06-4cdd-ab6d-d26e8b5a77c0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[4069,4082] [2021-11-25 07:46:03,111 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:46:03,143 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:46:03,199 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_86ec1302-3f06-4cdd-ab6d-d26e8b5a77c0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[4069,4082] [2021-11-25 07:46:03,217 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:46:03,233 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:46:03,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:03 WrapperNode [2021-11-25 07:46:03,234 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:46:03,235 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:46:03,235 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:46:03,235 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:46:03,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:03" (1/1) ... [2021-11-25 07:46:03,252 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:03" (1/1) ... [2021-11-25 07:46:03,280 INFO L137 Inliner]: procedures = 22, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 271 [2021-11-25 07:46:03,281 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:46:03,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:46:03,282 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:46:03,282 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:46:03,290 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:03" (1/1) ... [2021-11-25 07:46:03,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:03" (1/1) ... [2021-11-25 07:46:03,293 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:03" (1/1) ... [2021-11-25 07:46:03,294 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:03" (1/1) ... [2021-11-25 07:46:03,300 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:03" (1/1) ... [2021-11-25 07:46:03,304 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:03" (1/1) ... [2021-11-25 07:46:03,306 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:03" (1/1) ... [2021-11-25 07:46:03,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:46:03,310 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:46:03,310 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:46:03,310 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:46:03,311 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:46:03" (1/1) ... [2021-11-25 07:46:03,318 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:46:03,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ec1302-3f06-4cdd-ab6d-d26e8b5a77c0/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:46:03,341 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ec1302-3f06-4cdd-ab6d-d26e8b5a77c0/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:46:03,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ec1302-3f06-4cdd-ab6d-d26e8b5a77c0/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:46:03,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:46:03,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:46:03,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:46:03,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:46:03,547 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:46:03,549 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:46:03,964 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:46:04,039 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:46:04,039 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 07:46:04,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:46:04 BoogieIcfgContainer [2021-11-25 07:46:04,042 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:46:04,043 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:46:04,043 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:46:04,054 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:46:04,054 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:46:04" (1/1) ... [2021-11-25 07:46:04,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:46:04,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:04,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 47 states and 77 transitions. [2021-11-25 07:46:04,120 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 77 transitions. [2021-11-25 07:46:04,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 07:46:04,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:04,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:04,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:04,409 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 07:46:04,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:04,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 49 states and 79 transitions. [2021-11-25 07:46:04,501 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 79 transitions. [2021-11-25 07:46:04,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 07:46:04,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:04,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:04,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:04,607 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 07:46:04,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:04,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 56 states and 91 transitions. [2021-11-25 07:46:04,718 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 91 transitions. [2021-11-25 07:46:04,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 07:46:04,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:04,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:04,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:04,863 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 07:46:04,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:04,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 57 states and 91 transitions. [2021-11-25 07:46:04,885 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 91 transitions. [2021-11-25 07:46:04,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 07:46:04,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:04,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:04,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:05,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:46:05,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:05,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 69 states and 112 transitions. [2021-11-25 07:46:05,233 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 112 transitions. [2021-11-25 07:46:05,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 07:46:05,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:05,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:05,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:05,316 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 07:46:05,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:05,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 70 states and 112 transitions. [2021-11-25 07:46:05,325 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 112 transitions. [2021-11-25 07:46:05,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 07:46:05,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:05,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:05,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:05,390 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 07:46:05,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:05,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 71 states and 112 transitions. [2021-11-25 07:46:05,405 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 112 transitions. [2021-11-25 07:46:05,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 07:46:05,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:05,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:05,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:05,529 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 07:46:06,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:06,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 88 states and 143 transitions. [2021-11-25 07:46:06,651 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 143 transitions. [2021-11-25 07:46:06,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 07:46:06,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:06,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:06,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:06,733 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 07:46:06,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:06,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 89 states and 143 transitions. [2021-11-25 07:46:06,777 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 143 transitions. [2021-11-25 07:46:06,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 07:46:06,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:06,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:06,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:06,829 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 07:46:06,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:06,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2021-11-25 07:46:06,859 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2021-11-25 07:46:06,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 07:46:06,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:06,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:06,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:06,916 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 07:46:06,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:06,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 91 states and 143 transitions. [2021-11-25 07:46:06,970 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 143 transitions. [2021-11-25 07:46:06,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:46:06,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:06,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:06,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:07,078 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 07:46:08,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:08,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 109 states and 176 transitions. [2021-11-25 07:46:08,574 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 176 transitions. [2021-11-25 07:46:08,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:46:08,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:08,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:08,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:08,862 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 07:46:11,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:11,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 128 states and 209 transitions. [2021-11-25 07:46:11,404 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 209 transitions. [2021-11-25 07:46:11,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:46:11,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:11,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:11,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:11,439 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 07:46:11,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:11,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 129 states and 209 transitions. [2021-11-25 07:46:11,471 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 209 transitions. [2021-11-25 07:46:11,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:46:11,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:11,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:11,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:11,548 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 07:46:11,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:11,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 130 states and 209 transitions. [2021-11-25 07:46:11,577 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 209 transitions. [2021-11-25 07:46:11,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:46:11,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:11,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:11,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:11,657 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 07:46:11,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:11,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 131 states and 212 transitions. [2021-11-25 07:46:11,957 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 212 transitions. [2021-11-25 07:46:11,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:46:11,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:11,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:11,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:11,995 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 07:46:12,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:12,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 132 states and 212 transitions. [2021-11-25 07:46:12,133 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 212 transitions. [2021-11-25 07:46:12,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:46:12,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:12,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:12,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:12,163 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 07:46:12,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:12,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 133 states and 212 transitions. [2021-11-25 07:46:12,195 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 212 transitions. [2021-11-25 07:46:12,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:46:12,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:12,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:12,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:12,282 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 07:46:12,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:12,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 134 states and 212 transitions. [2021-11-25 07:46:12,315 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 212 transitions. [2021-11-25 07:46:12,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:46:12,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:12,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:12,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:12,553 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 07:46:16,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:16,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 142 states and 226 transitions. [2021-11-25 07:46:16,043 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 226 transitions. [2021-11-25 07:46:16,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:46:16,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:16,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:16,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:16,421 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 07:46:17,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:17,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 146 states and 237 transitions. [2021-11-25 07:46:17,313 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 237 transitions. [2021-11-25 07:46:17,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:46:17,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:17,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:17,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:22,475 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:46:57,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:57,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 176 states and 317 transitions. [2021-11-25 07:46:57,220 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 317 transitions. [2021-11-25 07:46:57,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:46:57,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:57,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:57,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:57,677 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:47:15,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:15,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 189 states and 346 transitions. [2021-11-25 07:47:15,181 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 346 transitions. [2021-11-25 07:47:15,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:47:15,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:15,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:15,477 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:47:24,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:24,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 198 states and 364 transitions. [2021-11-25 07:47:24,818 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 364 transitions. [2021-11-25 07:47:24,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:47:24,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:24,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:24,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:25,184 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:47:41,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:41,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 212 states and 393 transitions. [2021-11-25 07:47:41,423 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 393 transitions. [2021-11-25 07:47:41,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:47:41,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:41,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:41,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:41,781 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 07:47:45,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:45,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 216 states and 400 transitions. [2021-11-25 07:47:45,390 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 400 transitions. [2021-11-25 07:47:45,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:47:45,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:45,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:45,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:46,007 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:48:46,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:46,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 247 states and 484 transitions. [2021-11-25 07:48:46,141 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 484 transitions. [2021-11-25 07:48:46,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:48:46,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:46,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:46,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:00,415 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 07:50:52,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:50:52,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 278 states and 581 transitions. [2021-11-25 07:50:52,458 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 581 transitions. [2021-11-25 07:50:52,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 07:50:52,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:50:52,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:50:52,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:50:52,993 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:51:30,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:30,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 295 states and 616 transitions. [2021-11-25 07:51:30,575 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 616 transitions. [2021-11-25 07:51:30,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 07:51:30,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:30,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:30,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:31,280 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:52:06,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:06,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 313 states and 660 transitions. [2021-11-25 07:52:06,188 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 660 transitions. [2021-11-25 07:52:06,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 07:52:06,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:06,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:06,840 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:52:33,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:33,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 327 states and 686 transitions. [2021-11-25 07:52:33,087 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 686 transitions. [2021-11-25 07:52:33,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 07:52:33,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:33,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:33,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:34,147 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:52:36,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:36,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 328 states and 687 transitions. [2021-11-25 07:52:36,706 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 687 transitions. [2021-11-25 07:52:36,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 07:52:36,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:36,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:36,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:37,415 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 07:52:53,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:53,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 339 states and 707 transitions. [2021-11-25 07:52:53,915 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 707 transitions. [2021-11-25 07:52:53,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:52:53,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:53,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:53,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:54,740 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:53:09,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:09,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 350 states and 746 transitions. [2021-11-25 07:53:09,201 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 746 transitions. [2021-11-25 07:53:09,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:53:09,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:09,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:09,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:09,255 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:53:17,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:17,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 355 states and 753 transitions. [2021-11-25 07:53:17,998 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 753 transitions. [2021-11-25 07:53:18,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:53:18,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:18,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:18,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:18,038 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:53:35,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:35,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 362 states and 774 transitions. [2021-11-25 07:53:35,010 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 774 transitions. [2021-11-25 07:53:35,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:53:35,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:35,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:35,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:35,072 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:53:40,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:40,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 364 states and 787 transitions. [2021-11-25 07:53:40,342 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 787 transitions. [2021-11-25 07:53:40,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:53:40,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:40,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:40,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:40,381 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:53:48,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:53:48,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 369 states and 795 transitions. [2021-11-25 07:53:48,141 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 795 transitions. [2021-11-25 07:53:48,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:53:48,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:53:48,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:53:48,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:53:49,012 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:54:01,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:01,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 378 states and 827 transitions. [2021-11-25 07:54:01,514 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 827 transitions. [2021-11-25 07:54:01,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:54:01,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:01,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:01,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:01,554 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:54:07,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:07,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 380 states and 839 transitions. [2021-11-25 07:54:07,005 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 839 transitions. [2021-11-25 07:54:07,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:54:07,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:07,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:07,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:07,042 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:54:15,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:15,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 385 states and 846 transitions. [2021-11-25 07:54:15,734 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 846 transitions. [2021-11-25 07:54:15,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:54:15,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:15,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:15,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:15,771 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:54:30,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:30,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 392 states and 869 transitions. [2021-11-25 07:54:30,003 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 869 transitions. [2021-11-25 07:54:30,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:54:30,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:30,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:30,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:30,039 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:54:44,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:44,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 399 states and 889 transitions. [2021-11-25 07:54:44,685 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 889 transitions. [2021-11-25 07:54:44,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:54:44,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:44,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:44,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:44,719 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:54:52,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:54:52,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 404 states and 897 transitions. [2021-11-25 07:54:52,922 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 897 transitions. [2021-11-25 07:54:52,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:54:52,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:54:52,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:54:52,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:54:52,965 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:55:10,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:10,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 411 states and 917 transitions. [2021-11-25 07:55:10,782 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 917 transitions. [2021-11-25 07:55:10,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 07:55:10,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:10,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:10,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:11,638 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:55:30,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:30,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 418 states and 932 transitions. [2021-11-25 07:55:30,032 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 932 transitions. [2021-11-25 07:55:30,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 07:55:30,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:30,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:30,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:30,075 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:55:46,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:46,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 425 states and 952 transitions. [2021-11-25 07:55:46,139 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 952 transitions. [2021-11-25 07:55:46,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 07:55:46,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:46,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:46,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:46,176 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:55:56,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:55:56,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 432 states and 969 transitions. [2021-11-25 07:55:56,063 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 969 transitions. [2021-11-25 07:55:56,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 07:55:56,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:55:56,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:55:56,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:55:56,103 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:56:11,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:11,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 439 states and 983 transitions. [2021-11-25 07:56:11,036 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 983 transitions. [2021-11-25 07:56:11,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 07:56:11,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:11,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:11,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:11,083 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:56:19,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:19,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 444 states and 987 transitions. [2021-11-25 07:56:19,687 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 987 transitions. [2021-11-25 07:56:19,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-25 07:56:19,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:19,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:19,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:19,719 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 07:56:31,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:31,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 461 states and 1020 transitions. [2021-11-25 07:56:31,594 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1020 transitions. [2021-11-25 07:56:31,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-25 07:56:31,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:31,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:31,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:31,633 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 07:56:31,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:31,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 462 states and 1020 transitions. [2021-11-25 07:56:31,683 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 1020 transitions. [2021-11-25 07:56:31,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-25 07:56:31,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:31,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:31,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:31,714 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 07:56:31,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:31,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 463 states and 1020 transitions. [2021-11-25 07:56:31,762 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1020 transitions. [2021-11-25 07:56:31,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-25 07:56:31,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:31,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:31,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:31,793 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 07:56:31,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:31,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 464 states and 1020 transitions. [2021-11-25 07:56:31,838 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 1020 transitions. [2021-11-25 07:56:31,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-25 07:56:31,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:31,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:31,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:31,867 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 07:56:34,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:34,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 462 states and 1017 transitions. [2021-11-25 07:56:34,326 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 1017 transitions. [2021-11-25 07:56:34,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:56:34,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:34,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:34,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:34,407 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:56:40,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:40,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 464 states and 1020 transitions. [2021-11-25 07:56:40,725 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 1020 transitions. [2021-11-25 07:56:40,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:56:40,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:40,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:40,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:40,810 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:56:49,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:49,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 464 states and 1019 transitions. [2021-11-25 07:56:49,641 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 1019 transitions. [2021-11-25 07:56:49,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:56:49,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:49,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:49,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:49,727 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:56:57,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:56:57,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 466 states and 1021 transitions. [2021-11-25 07:56:57,846 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1021 transitions. [2021-11-25 07:56:57,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:56:57,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:56:57,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:56:57,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:56:57,941 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:57:02,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:02,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 481 states and 1056 transitions. [2021-11-25 07:57:02,972 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1056 transitions. [2021-11-25 07:57:02,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:57:02,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:02,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:02,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:03,001 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:57:16,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:16,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 499 states and 1099 transitions. [2021-11-25 07:57:16,513 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 1099 transitions. [2021-11-25 07:57:16,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:57:16,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:16,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:16,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:16,551 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:57:22,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:22,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 499 states and 1098 transitions. [2021-11-25 07:57:22,484 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 1098 transitions. [2021-11-25 07:57:22,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:57:22,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:22,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:22,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:22,579 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:57:24,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:24,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 502 states and 1102 transitions. [2021-11-25 07:57:24,992 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1102 transitions. [2021-11-25 07:57:24,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:57:24,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:24,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:25,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:25,074 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:57:25,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:25,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 503 states and 1102 transitions. [2021-11-25 07:57:25,247 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1102 transitions. [2021-11-25 07:57:25,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:57:25,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:25,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:25,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:25,293 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:57:25,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:25,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 504 states and 1102 transitions. [2021-11-25 07:57:25,347 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1102 transitions. [2021-11-25 07:57:25,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:57:25,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:25,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:25,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:25,384 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:57:25,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:25,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 505 states and 1102 transitions. [2021-11-25 07:57:25,426 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1102 transitions. [2021-11-25 07:57:25,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:57:25,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:25,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:25,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:25,506 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:57:25,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:25,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 506 states and 1102 transitions. [2021-11-25 07:57:25,547 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1102 transitions. [2021-11-25 07:57:25,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:57:25,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:25,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:25,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:25,628 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:57:26,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:26,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 504 states and 1098 transitions. [2021-11-25 07:57:26,822 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1098 transitions. [2021-11-25 07:57:26,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:57:26,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:26,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:26,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:57:26,847 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:57:26,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:57:26,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 505 states and 1098 transitions. [2021-11-25 07:57:26,882 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1098 transitions. [2021-11-25 07:57:26,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-25 07:57:26,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:57:26,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:57:26,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:58:20,675 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 6 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.