./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f0806-9337-4242-ac52-591ff95f5368/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f0806-9337-4242-ac52-591ff95f5368/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f0806-9337-4242-ac52-591ff95f5368/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f0806-9337-4242-ac52-591ff95f5368/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f0806-9337-4242-ac52-591ff95f5368/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f0806-9337-4242-ac52-591ff95f5368/bin/ukojak-LBtLqBUTdQ --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 4ac9738018cdb6c628ad42533cfecc5c9af778919d271278199945a85d10a362 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:23:03,125 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:23:03,129 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:23:03,201 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:23:03,201 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:23:03,208 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:23:03,210 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:23:03,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:23:03,219 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:23:03,227 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:23:03,228 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:23:03,231 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:23:03,231 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:23:03,235 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:23:03,237 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:23:03,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:23:03,246 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:23:03,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:23:03,251 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:23:03,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:23:03,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:23:03,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:23:03,274 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:23:03,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:23:03,280 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:23:03,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:23:03,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:23:03,284 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:23:03,285 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:23:03,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:23:03,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:23:03,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:23:03,291 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:23:03,293 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:23:03,295 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:23:03,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:23:03,296 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:23:03,297 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:23:03,297 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:23:03,298 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:23:03,299 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:23:03,301 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f0806-9337-4242-ac52-591ff95f5368/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:23:03,355 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:23:03,355 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:23:03,357 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:23:03,358 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:23:03,359 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:23:03,359 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:23:03,360 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:23:03,360 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:23:03,360 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:23:03,361 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:23:03,362 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:23:03,362 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:23:03,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:23:03,363 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:23:03,363 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:23:03,364 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:23:03,364 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:23:03,364 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:23:03,364 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:23:03,365 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:23:03,365 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:23:03,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:23:03,366 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:23:03,366 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:23:03,366 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:23:03,367 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:23:03,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:23:03,367 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:23:03,367 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_109f0806-9337-4242-ac52-591ff95f5368/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f0806-9337-4242-ac52-591ff95f5368/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ac9738018cdb6c628ad42533cfecc5c9af778919d271278199945a85d10a362 [2021-11-23 00:23:03,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:23:03,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:23:03,683 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:23:03,684 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:23:03,685 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:23:03,687 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f0806-9337-4242-ac52-591ff95f5368/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-23 00:23:03,749 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f0806-9337-4242-ac52-591ff95f5368/bin/ukojak-LBtLqBUTdQ/data/49b5e402a/bfbd37e8422d4d9d845b83f6c2436ba3/FLAG458be56d4 [2021-11-23 00:23:04,364 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:23:04,366 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f0806-9337-4242-ac52-591ff95f5368/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-23 00:23:04,384 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f0806-9337-4242-ac52-591ff95f5368/bin/ukojak-LBtLqBUTdQ/data/49b5e402a/bfbd37e8422d4d9d845b83f6c2436ba3/FLAG458be56d4 [2021-11-23 00:23:04,663 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f0806-9337-4242-ac52-591ff95f5368/bin/ukojak-LBtLqBUTdQ/data/49b5e402a/bfbd37e8422d4d9d845b83f6c2436ba3 [2021-11-23 00:23:04,665 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:23:04,667 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:23:04,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:23:04,669 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:23:04,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:23:04,673 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:23:04" (1/1) ... [2021-11-23 00:23:04,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7820597 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:04, skipping insertion in model container [2021-11-23 00:23:04,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:23:04" (1/1) ... [2021-11-23 00:23:04,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:23:04,716 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:23:04,943 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_109f0806-9337-4242-ac52-591ff95f5368/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4411,4424] [2021-11-23 00:23:04,966 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:23:04,978 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:23:05,010 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_109f0806-9337-4242-ac52-591ff95f5368/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4411,4424] [2021-11-23 00:23:05,025 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:23:05,043 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:23:05,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:05 WrapperNode [2021-11-23 00:23:05,044 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:23:05,045 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:23:05,045 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:23:05,045 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:23:05,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:05" (1/1) ... [2021-11-23 00:23:05,064 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:05" (1/1) ... [2021-11-23 00:23:05,112 INFO L137 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 329 [2021-11-23 00:23:05,121 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:23:05,122 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:23:05,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:23:05,122 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:23:05,131 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:05" (1/1) ... [2021-11-23 00:23:05,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:05" (1/1) ... [2021-11-23 00:23:05,146 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:05" (1/1) ... [2021-11-23 00:23:05,147 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:05" (1/1) ... [2021-11-23 00:23:05,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:05" (1/1) ... [2021-11-23 00:23:05,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:05" (1/1) ... [2021-11-23 00:23:05,172 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:05" (1/1) ... [2021-11-23 00:23:05,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:23:05,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:23:05,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:23:05,191 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:23:05,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:05" (1/1) ... [2021-11-23 00:23:05,200 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:23:05,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f0806-9337-4242-ac52-591ff95f5368/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:23:05,242 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f0806-9337-4242-ac52-591ff95f5368/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:23:05,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_109f0806-9337-4242-ac52-591ff95f5368/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:23:05,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:23:05,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:23:05,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:23:05,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:23:05,463 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:23:05,465 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:23:05,889 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:23:06,008 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:23:06,009 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:23:06,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:23:06 BoogieIcfgContainer [2021-11-23 00:23:06,012 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:23:06,013 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:23:06,013 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:23:06,025 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:23:06,025 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:23:06" (1/1) ... [2021-11-23 00:23:06,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:23:06,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:06,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 64 states and 103 transitions. [2021-11-23 00:23:06,140 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 103 transitions. [2021-11-23 00:23:06,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:23:06,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:06,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:06,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:06,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:06,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:06,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 66 states and 104 transitions. [2021-11-23 00:23:06,626 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 104 transitions. [2021-11-23 00:23:06,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:23:06,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:06,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:06,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:06,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:06,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:06,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 73 states and 116 transitions. [2021-11-23 00:23:06,835 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 116 transitions. [2021-11-23 00:23:06,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:23:06,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:06,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:06,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:06,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:06,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:06,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 76 states and 121 transitions. [2021-11-23 00:23:06,937 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 121 transitions. [2021-11-23 00:23:06,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:23:06,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:06,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:06,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:07,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:07,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:07,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 77 states and 121 transitions. [2021-11-23 00:23:07,061 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 121 transitions. [2021-11-23 00:23:07,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:23:07,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:07,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:07,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:07,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:07,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:07,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 81 states and 126 transitions. [2021-11-23 00:23:07,524 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 126 transitions. [2021-11-23 00:23:07,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:23:07,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:07,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:07,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:07,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:08,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:08,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 93 states and 147 transitions. [2021-11-23 00:23:08,061 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 147 transitions. [2021-11-23 00:23:08,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:23:08,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:08,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:08,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:08,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:08,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:08,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 96 states and 153 transitions. [2021-11-23 00:23:08,137 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 153 transitions. [2021-11-23 00:23:08,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:23:08,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:08,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:08,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:08,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:08,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:08,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 97 states and 153 transitions. [2021-11-23 00:23:08,222 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 153 transitions. [2021-11-23 00:23:08,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:23:08,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:08,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:08,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:08,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:08,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:08,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 100 states and 158 transitions. [2021-11-23 00:23:08,288 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 158 transitions. [2021-11-23 00:23:08,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:23:08,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:08,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:08,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:08,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:08,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:08,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 101 states and 158 transitions. [2021-11-23 00:23:08,345 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 158 transitions. [2021-11-23 00:23:08,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:23:08,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:08,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:08,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:08,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:09,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:09,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 110 states and 172 transitions. [2021-11-23 00:23:09,356 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 172 transitions. [2021-11-23 00:23:09,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:23:09,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:09,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:09,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:09,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:12,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:12,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 123 states and 191 transitions. [2021-11-23 00:23:12,352 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 191 transitions. [2021-11-23 00:23:12,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:23:12,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:12,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:12,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:12,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:12,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:12,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 126 states and 197 transitions. [2021-11-23 00:23:12,392 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 197 transitions. [2021-11-23 00:23:12,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:23:12,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:12,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:12,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:12,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:16,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:16,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 130 states and 204 transitions. [2021-11-23 00:23:16,032 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 204 transitions. [2021-11-23 00:23:16,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:23:16,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:16,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:16,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:16,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:27,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:27,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 149 states and 250 transitions. [2021-11-23 00:23:27,295 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 250 transitions. [2021-11-23 00:23:27,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:23:27,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:27,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:27,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:27,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:27,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:27,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 150 states and 250 transitions. [2021-11-23 00:23:27,549 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 250 transitions. [2021-11-23 00:23:27,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:23:27,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:27,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:27,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:27,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:39,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:39,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 159 states and 270 transitions. [2021-11-23 00:23:39,298 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 270 transitions. [2021-11-23 00:23:39,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:23:39,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:39,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:39,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:39,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:42,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:42,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 167 states and 285 transitions. [2021-11-23 00:23:42,642 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 285 transitions. [2021-11-23 00:23:42,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:23:42,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:42,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:42,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:42,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:55,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:55,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 181 states and 312 transitions. [2021-11-23 00:23:55,535 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 312 transitions. [2021-11-23 00:23:55,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:23:55,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:55,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:55,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:55,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:58,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:58,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 189 states and 325 transitions. [2021-11-23 00:23:58,510 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 325 transitions. [2021-11-23 00:23:58,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:23:58,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:58,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:58,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:58,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:02,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:02,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 194 states and 336 transitions. [2021-11-23 00:24:02,733 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 336 transitions. [2021-11-23 00:24:02,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:24:02,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:02,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:02,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:02,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:09,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:09,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 204 states and 356 transitions. [2021-11-23 00:24:09,362 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 356 transitions. [2021-11-23 00:24:09,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:24:09,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:09,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:09,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:09,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:18,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:18,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 219 states and 384 transitions. [2021-11-23 00:24:18,738 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 384 transitions. [2021-11-23 00:24:18,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:24:18,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:18,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:18,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:18,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:21,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:21,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 222 states and 392 transitions. [2021-11-23 00:24:21,361 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 392 transitions. [2021-11-23 00:24:21,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:24:21,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:21,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:21,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:21,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:23,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:23,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 225 states and 398 transitions. [2021-11-23 00:24:23,897 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 398 transitions. [2021-11-23 00:24:23,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:24:23,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:23,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:23,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:23,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:26,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:26,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 228 states and 404 transitions. [2021-11-23 00:24:26,373 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 404 transitions. [2021-11-23 00:24:26,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:24:26,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:26,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:26,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:26,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:29,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:29,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 231 states and 412 transitions. [2021-11-23 00:24:29,243 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 412 transitions. [2021-11-23 00:24:29,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:24:29,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:29,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:29,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:29,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:43,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:43,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 247 states and 445 transitions. [2021-11-23 00:24:43,368 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 445 transitions. [2021-11-23 00:24:43,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:24:43,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:43,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:43,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:43,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:46,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:46,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 250 states and 451 transitions. [2021-11-23 00:24:46,710 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 451 transitions. [2021-11-23 00:24:46,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:24:46,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:46,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:46,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:46,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:52,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:52,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 258 states and 468 transitions. [2021-11-23 00:24:52,798 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 468 transitions. [2021-11-23 00:24:52,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:24:52,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:52,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:52,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:52,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:55,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:55,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 261 states and 474 transitions. [2021-11-23 00:24:55,764 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 474 transitions. [2021-11-23 00:24:55,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:24:55,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:55,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:55,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:57,856 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:10,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:10,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 281 states and 540 transitions. [2021-11-23 00:25:10,868 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 540 transitions. [2021-11-23 00:25:10,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:25:10,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:10,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:10,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:12,793 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:31,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:31,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 303 states and 611 transitions. [2021-11-23 00:25:31,239 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 611 transitions. [2021-11-23 00:25:31,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:25:31,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:31,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:31,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:32,860 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:51,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:51,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 322 states and 677 transitions. [2021-11-23 00:25:51,899 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 677 transitions. [2021-11-23 00:25:51,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:25:51,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:51,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:51,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:56,027 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:42,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:42,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 350 states and 763 transitions. [2021-11-23 00:26:42,422 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 763 transitions. [2021-11-23 00:26:42,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:26:42,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:42,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:42,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:50,221 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:57,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:57,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 373 states and 842 transitions. [2021-11-23 00:27:57,965 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 842 transitions. [2021-11-23 00:27:57,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:27:57,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:57,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:57,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:58,623 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:03,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:03,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 377 states and 849 transitions. [2021-11-23 00:28:03,431 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 849 transitions. [2021-11-23 00:28:03,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:28:03,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:03,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:03,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:13,298 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:41,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:41,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 404 states and 944 transitions. [2021-11-23 00:29:41,397 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 944 transitions. [2021-11-23 00:29:41,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:29:41,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:41,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:41,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:42,087 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:00,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:00,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 420 states and 997 transitions. [2021-11-23 00:30:00,616 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 997 transitions. [2021-11-23 00:30:00,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:30:00,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:00,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:01,180 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:14,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:14,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 429 states and 1016 transitions. [2021-11-23 00:30:14,004 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 1016 transitions. [2021-11-23 00:30:14,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:30:14,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:14,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:14,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:14,729 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:22,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:22,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 435 states and 1030 transitions. [2021-11-23 00:30:22,380 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 1030 transitions. [2021-11-23 00:30:22,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:30:22,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:22,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:22,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:22,409 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:31,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:31,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 441 states and 1046 transitions. [2021-11-23 00:30:31,554 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 1046 transitions. [2021-11-23 00:30:31,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:30:31,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:31,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:31,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:32,313 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:56,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:56,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 455 states and 1081 transitions. [2021-11-23 00:30:56,166 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 1081 transitions. [2021-11-23 00:30:56,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:30:56,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:56,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:56,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:56,763 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:18,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:18,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 466 states and 1106 transitions. [2021-11-23 00:31:18,482 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1106 transitions. [2021-11-23 00:31:18,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:31:18,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:18,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:18,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:18,509 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:32,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:32,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 474 states and 1127 transitions. [2021-11-23 00:31:32,415 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1127 transitions. [2021-11-23 00:31:32,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:31:32,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:32,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:32,447 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:38,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:38,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 477 states and 1136 transitions. [2021-11-23 00:31:38,340 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1136 transitions. [2021-11-23 00:31:38,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:31:38,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:38,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:38,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:38,403 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:43,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:43,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 480 states and 1148 transitions. [2021-11-23 00:31:43,257 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1148 transitions. [2021-11-23 00:31:43,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:31:43,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:43,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:43,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:43,322 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:57,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:57,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 489 states and 1176 transitions. [2021-11-23 00:31:57,780 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1176 transitions. [2021-11-23 00:31:57,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:31:57,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:57,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:57,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:57,807 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:10,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:10,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 498 states and 1195 transitions. [2021-11-23 00:32:10,302 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 1195 transitions. [2021-11-23 00:32:10,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:32:10,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:10,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:10,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:10,328 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:17,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:17,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 503 states and 1209 transitions. [2021-11-23 00:32:17,157 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1209 transitions. [2021-11-23 00:32:17,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:32:17,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:17,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:17,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:17,221 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:23,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:23,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 508 states and 1221 transitions. [2021-11-23 00:32:23,042 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1221 transitions. [2021-11-23 00:32:23,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:32:23,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:23,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:23,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:49,899 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:27,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:27,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 537 states and 1338 transitions. [2021-11-23 00:35:27,502 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1338 transitions. [2021-11-23 00:35:27,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:35:27,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:27,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:27,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat