./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.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_3dd55711-34cf-40e6-a699-56a05db6b2b8/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd55711-34cf-40e6-a699-56a05db6b2b8/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_3dd55711-34cf-40e6-a699-56a05db6b2b8/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd55711-34cf-40e6-a699-56a05db6b2b8/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd55711-34cf-40e6-a699-56a05db6b2b8/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_3dd55711-34cf-40e6-a699-56a05db6b2b8/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 065397af3cd6d10649fc8ba37687b2a2b7dcb462be78997de981751c3e212e90 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:06:49,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:06:49,215 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:06:49,248 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:06:49,249 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:06:49,251 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:06:49,253 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:06:49,255 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:06:49,258 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:06:49,259 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:06:49,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:06:49,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:06:49,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:06:49,264 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:06:49,266 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:06:49,269 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:06:49,272 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:06:49,276 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:06:49,279 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:06:49,286 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:06:49,291 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:06:49,297 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:06:49,299 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:06:49,300 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:06:49,304 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:06:49,309 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:06:49,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:06:49,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:06:49,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:06:49,313 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:06:49,314 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:06:49,314 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:06:49,315 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:06:49,316 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:06:49,317 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:06:49,317 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:06:49,318 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:06:49,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:06:49,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:06:49,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:06:49,320 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:06:49,321 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd55711-34cf-40e6-a699-56a05db6b2b8/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 06:06:49,349 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:06:49,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:06:49,350 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:06:49,350 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:06:49,351 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:06:49,351 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:06:49,352 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:06:49,352 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:06:49,352 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:06:49,352 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:06:49,353 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:06:49,353 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:06:49,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:06:49,353 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:06:49,354 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:06:49,354 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:06:49,354 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:06:49,354 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:06:49,355 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:06:49,355 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:06:49,355 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:06:49,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:06:49,356 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:06:49,356 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:06:49,356 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:06:49,356 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:06:49,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:06:49,357 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:06:49,357 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_3dd55711-34cf-40e6-a699-56a05db6b2b8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd55711-34cf-40e6-a699-56a05db6b2b8/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 065397af3cd6d10649fc8ba37687b2a2b7dcb462be78997de981751c3e212e90 [2021-11-25 06:06:49,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:06:49,640 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:06:49,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:06:49,644 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:06:49,645 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:06:49,647 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd55711-34cf-40e6-a699-56a05db6b2b8/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2021-11-25 06:06:49,742 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd55711-34cf-40e6-a699-56a05db6b2b8/bin/ukojak-d1pc8ZmBRL/data/0f04a9bf6/c237a17f685e4892890e961867759147/FLAGec7fb9233 [2021-11-25 06:06:50,313 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:06:50,314 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd55711-34cf-40e6-a699-56a05db6b2b8/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2021-11-25 06:06:50,324 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd55711-34cf-40e6-a699-56a05db6b2b8/bin/ukojak-d1pc8ZmBRL/data/0f04a9bf6/c237a17f685e4892890e961867759147/FLAGec7fb9233 [2021-11-25 06:06:50,605 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd55711-34cf-40e6-a699-56a05db6b2b8/bin/ukojak-d1pc8ZmBRL/data/0f04a9bf6/c237a17f685e4892890e961867759147 [2021-11-25 06:06:50,608 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:06:50,610 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:06:50,611 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:06:50,612 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:06:50,615 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:06:50,616 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:06:50" (1/1) ... [2021-11-25 06:06:50,617 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29fd5146 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:50, skipping insertion in model container [2021-11-25 06:06:50,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:06:50" (1/1) ... [2021-11-25 06:06:50,626 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:06:50,668 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:06:50,942 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_3dd55711-34cf-40e6-a699-56a05db6b2b8/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c[5339,5352] [2021-11-25 06:06:50,995 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:06:51,034 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:06:51,077 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_3dd55711-34cf-40e6-a699-56a05db6b2b8/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.4.1.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c[5339,5352] [2021-11-25 06:06:51,100 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:06:51,122 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:06:51,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:51 WrapperNode [2021-11-25 06:06:51,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:06:51,125 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:06:51,125 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:06:51,125 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:06:51,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:51" (1/1) ... [2021-11-25 06:06:51,152 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:51" (1/1) ... [2021-11-25 06:06:51,216 INFO L137 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 427 [2021-11-25 06:06:51,223 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:06:51,224 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:06:51,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:06:51,225 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:06:51,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:51" (1/1) ... [2021-11-25 06:06:51,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:51" (1/1) ... [2021-11-25 06:06:51,258 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:51" (1/1) ... [2021-11-25 06:06:51,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:51" (1/1) ... [2021-11-25 06:06:51,269 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:51" (1/1) ... [2021-11-25 06:06:51,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:51" (1/1) ... [2021-11-25 06:06:51,287 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:51" (1/1) ... [2021-11-25 06:06:51,292 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:06:51,294 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:06:51,294 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:06:51,294 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:06:51,296 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:51" (1/1) ... [2021-11-25 06:06:51,304 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:06:51,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd55711-34cf-40e6-a699-56a05db6b2b8/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:06:51,330 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd55711-34cf-40e6-a699-56a05db6b2b8/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:06:51,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd55711-34cf-40e6-a699-56a05db6b2b8/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:06:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:06:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:06:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:06:51,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:06:51,577 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:06:51,579 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:06:52,178 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:06:52,426 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:06:52,426 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 06:06:52,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:06:52 BoogieIcfgContainer [2021-11-25 06:06:52,429 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:06:52,430 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:06:52,430 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:06:52,443 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:06:52,443 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:06:52" (1/1) ... [2021-11-25 06:06:52,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:06:52,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:52,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 84 states and 138 transitions. [2021-11-25 06:06:52,517 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 138 transitions. [2021-11-25 06:06:52,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 06:06:52,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:52,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:52,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:52,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:06:52,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:52,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 86 states and 140 transitions. [2021-11-25 06:06:52,952 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 140 transitions. [2021-11-25 06:06:52,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 06:06:52,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:52,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:53,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:53,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:06:53,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:53,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 93 states and 153 transitions. [2021-11-25 06:06:53,177 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 153 transitions. [2021-11-25 06:06:53,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 06:06:53,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:53,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:53,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:53,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:06:53,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:53,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 96 states and 158 transitions. [2021-11-25 06:06:53,330 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 158 transitions. [2021-11-25 06:06:53,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 06:06:53,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:53,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:53,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:53,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:06:53,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:53,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 97 states and 158 transitions. [2021-11-25 06:06:53,493 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 158 transitions. [2021-11-25 06:06:53,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 06:06:53,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:53,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:53,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:53,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:06:53,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:53,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 101 states and 164 transitions. [2021-11-25 06:06:53,946 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 164 transitions. [2021-11-25 06:06:53,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 06:06:53,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:53,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:53,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:54,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:06:54,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:54,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 113 states and 186 transitions. [2021-11-25 06:06:54,513 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 186 transitions. [2021-11-25 06:06:54,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:06:54,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:54,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:54,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:54,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:06:54,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:54,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 116 states and 192 transitions. [2021-11-25 06:06:54,575 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 192 transitions. [2021-11-25 06:06:54,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:06:54,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:54,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:54,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:06:54,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:54,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 117 states and 192 transitions. [2021-11-25 06:06:54,638 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 192 transitions. [2021-11-25 06:06:54,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:06:54,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:54,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:54,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:54,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:06:54,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:54,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 120 states and 197 transitions. [2021-11-25 06:06:54,748 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 197 transitions. [2021-11-25 06:06:54,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:06:54,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:54,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:54,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:54,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:06:54,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:54,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 121 states and 197 transitions. [2021-11-25 06:06:54,857 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 197 transitions. [2021-11-25 06:06:54,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 06:06:54,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:54,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:54,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:54,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:06:55,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:55,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 130 states and 212 transitions. [2021-11-25 06:06:55,888 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 212 transitions. [2021-11-25 06:06:55,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 06:06:55,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:55,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:55,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:55,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:06:56,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:56,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 147 states and 243 transitions. [2021-11-25 06:06:56,941 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 243 transitions. [2021-11-25 06:06:56,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 06:06:56,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:56,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:56,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:56,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:06:57,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:57,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 150 states and 249 transitions. [2021-11-25 06:06:57,006 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 249 transitions. [2021-11-25 06:06:57,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 06:06:57,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:57,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:57,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:57,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:06:57,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:57,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 153 states and 255 transitions. [2021-11-25 06:06:57,063 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 255 transitions. [2021-11-25 06:06:57,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 06:06:57,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:57,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:57,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:57,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:06:57,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:57,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 154 states and 258 transitions. [2021-11-25 06:06:57,298 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 258 transitions. [2021-11-25 06:06:57,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 06:06:57,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:57,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:57,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:57,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:06:57,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:57,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 155 states and 258 transitions. [2021-11-25 06:06:57,422 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 258 transitions. [2021-11-25 06:06:57,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 06:06:57,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:57,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:57,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:57,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:06:57,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:57,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 158 states and 264 transitions. [2021-11-25 06:06:57,466 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 264 transitions. [2021-11-25 06:06:57,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 06:06:57,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:57,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:57,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:57,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:06:57,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:57,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 159 states and 264 transitions. [2021-11-25 06:06:57,514 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 264 transitions. [2021-11-25 06:06:57,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 06:06:57,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:57,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:57,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:57,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:06:57,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:57,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 162 states and 269 transitions. [2021-11-25 06:06:57,571 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 269 transitions. [2021-11-25 06:06:57,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 06:06:57,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:57,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:57,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:57,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:06:57,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:57,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 163 states and 269 transitions. [2021-11-25 06:06:57,619 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 269 transitions. [2021-11-25 06:06:57,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 06:06:57,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:57,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:57,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:57,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:06:59,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:06:59,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 177 states and 293 transitions. [2021-11-25 06:06:59,378 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 293 transitions. [2021-11-25 06:06:59,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 06:06:59,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:06:59,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:06:59,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:06:59,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:05,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:05,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 195 states and 321 transitions. [2021-11-25 06:07:05,582 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 321 transitions. [2021-11-25 06:07:05,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:07:05,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:05,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:05,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:05,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:05,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:05,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 198 states and 327 transitions. [2021-11-25 06:07:05,634 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 327 transitions. [2021-11-25 06:07:05,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:07:05,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:05,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:05,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:05,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:10,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:10,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 202 states and 335 transitions. [2021-11-25 06:07:10,730 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 335 transitions. [2021-11-25 06:07:10,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:07:10,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:10,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:10,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:10,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:10,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:10,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 203 states and 335 transitions. [2021-11-25 06:07:10,797 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 335 transitions. [2021-11-25 06:07:10,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:07:10,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:10,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:10,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:11,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:29,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:29,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 227 states and 390 transitions. [2021-11-25 06:07:29,257 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 390 transitions. [2021-11-25 06:07:29,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:07:29,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:29,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:29,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:29,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:29,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:29,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 230 states and 396 transitions. [2021-11-25 06:07:29,304 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 396 transitions. [2021-11-25 06:07:29,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:07:29,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:29,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:29,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:29,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:46,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:46,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 239 states and 417 transitions. [2021-11-25 06:07:46,269 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 417 transitions. [2021-11-25 06:07:46,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:07:46,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:46,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:46,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:46,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:46,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:46,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 240 states and 417 transitions. [2021-11-25 06:07:46,348 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 417 transitions. [2021-11-25 06:07:46,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:07:46,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:46,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:46,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:46,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:51,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:51,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 248 states and 433 transitions. [2021-11-25 06:07:51,024 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 433 transitions. [2021-11-25 06:07:51,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:07:51,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:51,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:51,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:51,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:15,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:15,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 267 states and 471 transitions. [2021-11-25 06:08:15,378 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 471 transitions. [2021-11-25 06:08:15,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:08:15,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:15,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:15,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:15,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:23,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:23,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 280 states and 493 transitions. [2021-11-25 06:08:23,269 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 493 transitions. [2021-11-25 06:08:23,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:08:23,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:23,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:23,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:23,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:24,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:24,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 283 states and 501 transitions. [2021-11-25 06:08:24,352 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 501 transitions. [2021-11-25 06:08:24,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:08:24,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:24,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:24,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:25,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:47,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:47,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 297 states and 531 transitions. [2021-11-25 06:08:47,774 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 531 transitions. [2021-11-25 06:08:47,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:08:47,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:47,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:47,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:48,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:54,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:54,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 302 states and 544 transitions. [2021-11-25 06:08:54,143 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 544 transitions. [2021-11-25 06:08:54,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:08:54,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:54,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:54,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:54,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:04,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:04,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 312 states and 567 transitions. [2021-11-25 06:09:04,947 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 567 transitions. [2021-11-25 06:09:04,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:09:04,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:04,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:04,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:05,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:24,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:24,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 332 states and 607 transitions. [2021-11-25 06:09:24,120 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 607 transitions. [2021-11-25 06:09:24,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:09:24,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:24,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:24,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:24,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:40,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:40,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 347 states and 641 transitions. [2021-11-25 06:09:40,526 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 641 transitions. [2021-11-25 06:09:40,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:09:40,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:40,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:40,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:40,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:45,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:45,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 350 states and 649 transitions. [2021-11-25 06:09:45,135 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 649 transitions. [2021-11-25 06:09:45,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:09:45,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:45,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:45,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:45,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:49,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:49,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 353 states and 655 transitions. [2021-11-25 06:09:49,448 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 655 transitions. [2021-11-25 06:09:49,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:09:49,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:49,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:49,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:49,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:54,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:54,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 356 states and 661 transitions. [2021-11-25 06:09:54,006 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 661 transitions. [2021-11-25 06:09:54,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:09:54,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:54,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:54,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:54,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:58,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:58,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 359 states and 669 transitions. [2021-11-25 06:09:58,476 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 669 transitions. [2021-11-25 06:09:58,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:09:58,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:58,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:58,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:58,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:02,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:02,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 362 states and 675 transitions. [2021-11-25 06:10:02,848 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 675 transitions. [2021-11-25 06:10:02,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:10:02,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:02,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:02,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:02,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:06,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:06,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 365 states and 681 transitions. [2021-11-25 06:10:06,878 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 681 transitions. [2021-11-25 06:10:06,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 06:10:06,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:06,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:06,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:06,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:11,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:11,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 368 states and 689 transitions. [2021-11-25 06:10:11,396 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 689 transitions. [2021-11-25 06:10:11,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 06:10:11,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:11,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:11,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:11,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:16,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:16,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 371 states and 697 transitions. [2021-11-25 06:10:16,106 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 697 transitions. [2021-11-25 06:10:16,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 06:10:16,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:16,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:16,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:16,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:44,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:44,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 392 states and 744 transitions. [2021-11-25 06:10:44,513 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 744 transitions. [2021-11-25 06:10:44,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 06:10:44,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:44,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:44,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:44,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:49,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:49,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 395 states and 750 transitions. [2021-11-25 06:10:49,888 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 750 transitions. [2021-11-25 06:10:49,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 06:10:49,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:49,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:49,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:49,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:00,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:00,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 403 states and 770 transitions. [2021-11-25 06:11:00,255 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 770 transitions. [2021-11-25 06:11:00,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 06:11:00,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:00,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:00,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:00,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:05,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:05,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 406 states and 776 transitions. [2021-11-25 06:11:05,032 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 776 transitions. [2021-11-25 06:11:05,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 06:11:05,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:05,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:05,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:05,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:10,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:10,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 409 states and 782 transitions. [2021-11-25 06:11:10,053 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 782 transitions. [2021-11-25 06:11:10,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 06:11:10,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:10,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:10,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:10,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:19,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:19,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 417 states and 800 transitions. [2021-11-25 06:11:19,981 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 800 transitions. [2021-11-25 06:11:19,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 06:11:19,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:19,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:20,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:20,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:24,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:24,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 420 states and 806 transitions. [2021-11-25 06:11:24,447 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 806 transitions. [2021-11-25 06:11:24,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:11:24,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:24,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:24,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:31,336 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:59,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:59,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 453 states and 932 transitions. [2021-11-25 06:12:59,850 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 932 transitions. [2021-11-25 06:12:59,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:12:59,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:59,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:59,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:03,606 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:13:50,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:50,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 480 states and 1050 transitions. [2021-11-25 06:13:50,084 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1050 transitions. [2021-11-25 06:13:50,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:13:50,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:50,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:50,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:53,589 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:14:39,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:39,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 504 states and 1154 transitions. [2021-11-25 06:14:39,747 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1154 transitions. [2021-11-25 06:14:39,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:14:39,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:39,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:39,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:44,504 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:15:22,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:15:22,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 523 states and 1261 transitions. [2021-11-25 06:15:22,149 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1261 transitions. [2021-11-25 06:15:22,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 06:15:22,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:15:22,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:15:22,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:15:32,139 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:17:31,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:17:31,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 558 states and 1402 transitions. [2021-11-25 06:17:31,568 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1402 transitions. [2021-11-25 06:17:31,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 06:17:31,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:17:31,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:17:31,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:17:41,129 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.