./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+nlh-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_1f5fdf3a-15d2-4497-8dce-8105f6b5718e/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f5fdf3a-15d2-4497-8dce-8105f6b5718e/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_1f5fdf3a-15d2-4497-8dce-8105f6b5718e/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f5fdf3a-15d2-4497-8dce-8105f6b5718e/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f5fdf3a-15d2-4497-8dce-8105f6b5718e/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_1f5fdf3a-15d2-4497-8dce-8105f6b5718e/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 3fb71e8e4e407700549b8952f3afdeeffa0973a11e08bb7f18bca04e4b75e49d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:23:58,206 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:23:58,209 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:23:58,263 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:23:58,264 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:23:58,268 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:23:58,270 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:23:58,274 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:23:58,277 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:23:58,282 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:23:58,284 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:23:58,285 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:23:58,286 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:23:58,288 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:23:58,290 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:23:58,297 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:23:58,297 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:23:58,298 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:23:58,301 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:23:58,303 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:23:58,305 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:23:58,306 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:23:58,308 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:23:58,309 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:23:58,312 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:23:58,313 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:23:58,313 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:23:58,314 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:23:58,315 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:23:58,316 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:23:58,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:23:58,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:23:58,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:23:58,319 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:23:58,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:23:58,321 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:23:58,321 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:23:58,322 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:23:58,322 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:23:58,323 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:23:58,324 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:23:58,324 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f5fdf3a-15d2-4497-8dce-8105f6b5718e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:23:58,346 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:23:58,347 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:23:58,347 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:23:58,348 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:23:58,348 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:23:58,349 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:23:58,349 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:23:58,349 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:23:58,349 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:23:58,349 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:23:58,350 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:23:58,350 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:23:58,350 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:23:58,350 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:23:58,350 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:23:58,351 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:23:58,351 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:23:58,351 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:23:58,351 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:23:58,351 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:23:58,352 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:23:58,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:23:58,352 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:23:58,352 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:23:58,353 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:23:58,353 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:23:58,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:23:58,353 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:23:58,353 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_1f5fdf3a-15d2-4497-8dce-8105f6b5718e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f5fdf3a-15d2-4497-8dce-8105f6b5718e/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3fb71e8e4e407700549b8952f3afdeeffa0973a11e08bb7f18bca04e4b75e49d [2021-11-23 00:23:58,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:23:58,645 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:23:58,648 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:23:58,649 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:23:58,650 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:23:58,652 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f5fdf3a-15d2-4497-8dce-8105f6b5718e/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-11-23 00:23:58,729 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f5fdf3a-15d2-4497-8dce-8105f6b5718e/bin/ukojak-LBtLqBUTdQ/data/bc91427ff/0c96a3bca7614c31958576c29b110490/FLAG84705670f [2021-11-23 00:23:59,258 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:23:59,259 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f5fdf3a-15d2-4497-8dce-8105f6b5718e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-11-23 00:23:59,275 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f5fdf3a-15d2-4497-8dce-8105f6b5718e/bin/ukojak-LBtLqBUTdQ/data/bc91427ff/0c96a3bca7614c31958576c29b110490/FLAG84705670f [2021-11-23 00:23:59,581 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f5fdf3a-15d2-4497-8dce-8105f6b5718e/bin/ukojak-LBtLqBUTdQ/data/bc91427ff/0c96a3bca7614c31958576c29b110490 [2021-11-23 00:23:59,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:23:59,585 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:23:59,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:23:59,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:23:59,591 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:23:59,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:23:59" (1/1) ... [2021-11-23 00:23:59,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7149618d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:59, skipping insertion in model container [2021-11-23 00:23:59,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:23:59" (1/1) ... [2021-11-23 00:23:59,600 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:23:59,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:23:59,993 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_1f5fdf3a-15d2-4497-8dce-8105f6b5718e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[10378,10391] [2021-11-23 00:24:00,067 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:24:00,081 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:24:00,187 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_1f5fdf3a-15d2-4497-8dce-8105f6b5718e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.7.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[10378,10391] [2021-11-23 00:24:00,254 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:24:00,276 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:24:00,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:00 WrapperNode [2021-11-23 00:24:00,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:24:00,278 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:24:00,278 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:24:00,278 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:24:00,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:00" (1/1) ... [2021-11-23 00:24:00,305 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:00" (1/1) ... [2021-11-23 00:24:00,355 INFO L137 Inliner]: procedures = 27, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 830 [2021-11-23 00:24:00,356 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:24:00,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:24:00,357 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:24:00,357 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:24:00,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:00" (1/1) ... [2021-11-23 00:24:00,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:00" (1/1) ... [2021-11-23 00:24:00,375 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:00" (1/1) ... [2021-11-23 00:24:00,386 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:00" (1/1) ... [2021-11-23 00:24:00,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:00" (1/1) ... [2021-11-23 00:24:00,424 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:00" (1/1) ... [2021-11-23 00:24:00,427 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:00" (1/1) ... [2021-11-23 00:24:00,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:24:00,447 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:24:00,448 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:24:00,448 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:24:00,449 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:00" (1/1) ... [2021-11-23 00:24:00,456 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:24:00,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f5fdf3a-15d2-4497-8dce-8105f6b5718e/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:24:00,484 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f5fdf3a-15d2-4497-8dce-8105f6b5718e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:24:00,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f5fdf3a-15d2-4497-8dce-8105f6b5718e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:24:00,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:24:00,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:24:00,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:24:00,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:24:00,733 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:24:00,735 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:24:01,545 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:24:01,740 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:24:01,740 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:24:01,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:24:01 BoogieIcfgContainer [2021-11-23 00:24:01,743 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:24:01,744 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:24:01,745 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:24:01,755 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:24:01,755 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:24:01" (1/1) ... [2021-11-23 00:24:01,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:24:01,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:01,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 144 states and 252 transitions. [2021-11-23 00:24:01,826 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 252 transitions. [2021-11-23 00:24:01,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 00:24:01,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:01,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:02,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:02,305 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 00:24:02,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:02,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 156 states and 274 transitions. [2021-11-23 00:24:02,548 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 274 transitions. [2021-11-23 00:24:02,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:24:02,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:02,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:02,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:02,756 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 00:24:02,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:02,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 153 states and 268 transitions. [2021-11-23 00:24:02,841 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 268 transitions. [2021-11-23 00:24:02,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:24:02,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:02,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:02,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:03,031 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 00:24:03,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:03,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 150 states and 262 transitions. [2021-11-23 00:24:03,128 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 262 transitions. [2021-11-23 00:24:03,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:24:03,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:03,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:03,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:03,259 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 00:24:03,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:03,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 151 states and 263 transitions. [2021-11-23 00:24:03,314 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 263 transitions. [2021-11-23 00:24:03,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:24:03,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:03,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:03,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:03,423 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 00:24:03,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:03,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 157 states and 274 transitions. [2021-11-23 00:24:03,826 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 274 transitions. [2021-11-23 00:24:03,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:24:03,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:03,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:03,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:03,910 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 00:24:03,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:03,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 150 states and 261 transitions. [2021-11-23 00:24:03,967 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 261 transitions. [2021-11-23 00:24:03,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 00:24:03,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:03,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:04,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:04,089 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 00:24:04,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:04,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 147 states and 255 transitions. [2021-11-23 00:24:04,138 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 255 transitions. [2021-11-23 00:24:04,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 00:24:04,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:04,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:04,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:04,246 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 00:24:04,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:04,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 144 states and 249 transitions. [2021-11-23 00:24:04,300 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 249 transitions. [2021-11-23 00:24:04,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 00:24:04,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:04,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:04,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:04,402 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 00:24:05,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:05,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 154 states and 266 transitions. [2021-11-23 00:24:05,101 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 266 transitions. [2021-11-23 00:24:05,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-23 00:24:05,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:05,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:05,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:05,171 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 00:24:05,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:05,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 151 states and 260 transitions. [2021-11-23 00:24:05,226 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 260 transitions. [2021-11-23 00:24:05,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-23 00:24:05,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:05,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:05,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:05,290 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 00:24:05,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:05,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 144 states and 248 transitions. [2021-11-23 00:24:05,337 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 248 transitions. [2021-11-23 00:24:05,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-23 00:24:05,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:05,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:05,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:05,458 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 00:24:06,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:06,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 147 states and 253 transitions. [2021-11-23 00:24:06,844 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 253 transitions. [2021-11-23 00:24:06,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:24:06,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:06,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:06,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:06,912 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 00:24:06,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:06,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 144 states and 247 transitions. [2021-11-23 00:24:06,965 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 247 transitions. [2021-11-23 00:24:06,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:24:06,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:06,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:06,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:07,155 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 00:24:09,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:09,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 144 states and 246 transitions. [2021-11-23 00:24:09,595 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 246 transitions. [2021-11-23 00:24:09,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:24:09,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:09,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:09,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:09,814 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 00:24:12,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:12,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 147 states and 251 transitions. [2021-11-23 00:24:12,415 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 251 transitions. [2021-11-23 00:24:12,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:24:12,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:12,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:12,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:12,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:12,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:12,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 144 states and 245 transitions. [2021-11-23 00:24:12,547 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 245 transitions. [2021-11-23 00:24:12,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:24:12,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:12,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:12,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:12,798 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 00:24:15,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:15,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 144 states and 244 transitions. [2021-11-23 00:24:15,913 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 244 transitions. [2021-11-23 00:24:15,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:24:15,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:15,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:16,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:38,923 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 00:25:56,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:56,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 148 states and 252 transitions. [2021-11-23 00:25:56,733 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 252 transitions. [2021-11-23 00:25:56,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:25:56,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:56,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:56,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:57,680 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 00:27:50,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:50,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 153 states and 260 transitions. [2021-11-23 00:27:50,316 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 260 transitions. [2021-11-23 00:27:50,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:27:50,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:50,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:50,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:43,035 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 00:33:17,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:17,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 159 states and 271 transitions. [2021-11-23 00:33:17,846 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 271 transitions. [2021-11-23 00:33:17,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:33:17,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:17,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:17,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:21,345 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 00:33:32,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:32,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 162 states and 274 transitions. [2021-11-23 00:33:32,261 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 274 transitions. [2021-11-23 00:33:32,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:33:32,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:32,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:32,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:32,982 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 00:34:06,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:06,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 165 states and 282 transitions. [2021-11-23 00:34:06,356 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 282 transitions. [2021-11-23 00:34:06,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:34:06,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:06,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:06,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:07,242 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 00:34:36,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:36,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 167 states and 286 transitions. [2021-11-23 00:34:36,530 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 286 transitions. [2021-11-23 00:34:36,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:34:36,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:36,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:36,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:37,482 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:16,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:16,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 177 states and 306 transitions. [2021-11-23 00:35:16,569 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 306 transitions. [2021-11-23 00:35:16,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 00:35:16,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:16,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:16,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:17,700 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:55,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:55,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 192 states and 336 transitions. [2021-11-23 00:35:55,519 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 336 transitions. [2021-11-23 00:35:55,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 00:35:55,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:55,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:55,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:55,576 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:55,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:55,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 193 states and 336 transitions. [2021-11-23 00:35:55,620 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 336 transitions. [2021-11-23 00:35:55,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 00:35:55,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:55,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:55,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:56,746 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:33,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:33,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 213 states and 376 transitions. [2021-11-23 00:36:33,737 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 376 transitions. [2021-11-23 00:36:33,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 00:36:33,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:33,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:33,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:33,794 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:33,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:33,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 214 states and 376 transitions. [2021-11-23 00:36:33,839 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 376 transitions. [2021-11-23 00:36:33,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 00:36:33,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:33,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:33,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:33,896 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:33,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:33,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 215 states and 376 transitions. [2021-11-23 00:36:33,944 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 376 transitions. [2021-11-23 00:36:33,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 00:36:33,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:33,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:33,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:34,889 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.