./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/brs1.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_103f0d75-608b-4664-a421-9c7c97a48a07/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103f0d75-608b-4664-a421-9c7c97a48a07/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_103f0d75-608b-4664-a421-9c7c97a48a07/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103f0d75-608b-4664-a421-9c7c97a48a07/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/brs1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103f0d75-608b-4664-a421-9c7c97a48a07/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_103f0d75-608b-4664-a421-9c7c97a48a07/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 1719c559f228c1029533750a96ea896ed07efcc9b139440443e471db2c10d1e7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:25:25,525 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:25:25,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:25:25,571 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:25:25,572 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:25:25,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:25:25,581 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:25:25,587 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:25:25,589 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:25:25,598 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:25:25,599 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:25:25,601 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:25:25,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:25:25,605 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:25:25,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:25:25,611 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:25:25,616 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:25:25,617 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:25:25,623 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:25:25,628 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:25:25,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:25:25,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:25:25,637 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:25:25,638 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:25:25,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:25:25,645 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:25:25,646 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:25:25,648 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:25:25,649 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:25:25,650 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:25:25,652 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:25:25,653 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:25:25,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:25:25,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:25:25,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:25:25,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:25:25,659 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:25:25,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:25:25,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:25:25,660 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:25:25,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:25:25,662 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103f0d75-608b-4664-a421-9c7c97a48a07/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:25:25,737 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:25:25,740 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:25:25,741 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:25:25,742 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:25:25,743 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:25:25,744 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:25:25,744 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:25:25,744 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:25:25,744 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:25:25,745 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:25:25,746 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:25:25,746 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:25:25,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:25:25,747 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:25:25,747 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:25:25,747 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:25:25,747 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:25:25,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:25:25,748 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:25:25,748 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:25:25,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:25:25,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:25:25,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:25:25,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:25:25,749 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:25:25,749 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:25:25,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:25:25,750 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:25:25,750 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_103f0d75-608b-4664-a421-9c7c97a48a07/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103f0d75-608b-4664-a421-9c7c97a48a07/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1719c559f228c1029533750a96ea896ed07efcc9b139440443e471db2c10d1e7 [2021-11-23 00:25:25,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:25:26,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:25:26,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:25:26,022 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:25:26,023 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:25:26,024 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103f0d75-608b-4664-a421-9c7c97a48a07/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-fpi/brs1.c [2021-11-23 00:25:26,081 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103f0d75-608b-4664-a421-9c7c97a48a07/bin/ukojak-LBtLqBUTdQ/data/e1420c293/9cbca857db49488b94d0b5516314d21b/FLAG9301472cf [2021-11-23 00:25:26,590 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:25:26,590 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103f0d75-608b-4664-a421-9c7c97a48a07/sv-benchmarks/c/array-fpi/brs1.c [2021-11-23 00:25:26,600 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103f0d75-608b-4664-a421-9c7c97a48a07/bin/ukojak-LBtLqBUTdQ/data/e1420c293/9cbca857db49488b94d0b5516314d21b/FLAG9301472cf [2021-11-23 00:25:26,958 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103f0d75-608b-4664-a421-9c7c97a48a07/bin/ukojak-LBtLqBUTdQ/data/e1420c293/9cbca857db49488b94d0b5516314d21b [2021-11-23 00:25:26,961 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:25:26,962 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:25:26,964 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:25:26,964 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:25:26,967 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:25:26,968 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:25:26" (1/1) ... [2021-11-23 00:25:26,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62562652 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:26, skipping insertion in model container [2021-11-23 00:25:26,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:25:26" (1/1) ... [2021-11-23 00:25:26,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:25:26,991 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:25:27,142 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_103f0d75-608b-4664-a421-9c7c97a48a07/sv-benchmarks/c/array-fpi/brs1.c[587,600] [2021-11-23 00:25:27,166 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:25:27,175 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:25:27,240 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_103f0d75-608b-4664-a421-9c7c97a48a07/sv-benchmarks/c/array-fpi/brs1.c[587,600] [2021-11-23 00:25:27,256 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:25:27,277 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:25:27,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:27 WrapperNode [2021-11-23 00:25:27,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:25:27,279 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:25:27,279 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:25:27,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:25:27,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:27" (1/1) ... [2021-11-23 00:25:27,305 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:27" (1/1) ... [2021-11-23 00:25:27,332 INFO L137 Inliner]: procedures = 17, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 73 [2021-11-23 00:25:27,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:25:27,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:25:27,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:25:27,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:25:27,342 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:27" (1/1) ... [2021-11-23 00:25:27,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:27" (1/1) ... [2021-11-23 00:25:27,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:27" (1/1) ... [2021-11-23 00:25:27,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:27" (1/1) ... [2021-11-23 00:25:27,365 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:27" (1/1) ... [2021-11-23 00:25:27,369 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:27" (1/1) ... [2021-11-23 00:25:27,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:27" (1/1) ... [2021-11-23 00:25:27,372 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:25:27,373 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:25:27,373 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:25:27,373 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:25:27,379 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:25:27" (1/1) ... [2021-11-23 00:25:27,386 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:25:27,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103f0d75-608b-4664-a421-9c7c97a48a07/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:25:27,415 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103f0d75-608b-4664-a421-9c7c97a48a07/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:25:27,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_103f0d75-608b-4664-a421-9c7c97a48a07/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:25:27,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:25:27,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:25:27,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:25:27,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:25:27,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:25:27,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:25:27,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:25:27,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:25:27,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:25:27,548 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:25:27,550 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:25:27,708 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:25:27,756 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:25:27,757 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 00:25:27,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:25:27 BoogieIcfgContainer [2021-11-23 00:25:27,759 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:25:27,760 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:25:27,760 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:25:27,772 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:25:27,772 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:25:27" (1/1) ... [2021-11-23 00:25:27,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:25:27,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:27,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2021-11-23 00:25:27,876 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2021-11-23 00:25:27,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:25:27,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:27,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:27,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:28,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:28,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:28,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2021-11-23 00:25:28,152 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2021-11-23 00:25:28,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:25:28,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:28,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:28,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:28,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:25:28,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:28,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2021-11-23 00:25:28,391 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2021-11-23 00:25:28,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:25:28,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:28,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:28,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:28,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:25:28,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:28,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 14 states and 22 transitions. [2021-11-23 00:25:28,666 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 22 transitions. [2021-11-23 00:25:28,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:25:28,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:28,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:28,799 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:29,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:29,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 17 states and 31 transitions. [2021-11-23 00:25:29,191 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 31 transitions. [2021-11-23 00:25:29,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:25:29,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:29,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:29,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:29,725 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:30,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:30,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 20 states and 35 transitions. [2021-11-23 00:25:30,800 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 35 transitions. [2021-11-23 00:25:30,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:25:30,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:30,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:30,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:30,929 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:31,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:31,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 24 states and 45 transitions. [2021-11-23 00:25:31,809 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 45 transitions. [2021-11-23 00:25:31,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:25:31,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:31,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:31,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:32,397 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:33,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:33,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 27 states and 53 transitions. [2021-11-23 00:25:33,716 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 53 transitions. [2021-11-23 00:25:33,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:25:33,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:33,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:33,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:33,900 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:35,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:35,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 31 states and 62 transitions. [2021-11-23 00:25:35,256 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 62 transitions. [2021-11-23 00:25:35,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:35,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:35,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:35,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:36,377 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:38,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:38,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 34 states and 73 transitions. [2021-11-23 00:25:38,446 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 73 transitions. [2021-11-23 00:25:38,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:38,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:38,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:38,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:38,904 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:39,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:39,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 35 states and 82 transitions. [2021-11-23 00:25:39,405 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 82 transitions. [2021-11-23 00:25:39,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:25:39,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:39,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:39,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:39,692 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:41,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:41,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 39 states and 92 transitions. [2021-11-23 00:25:41,121 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 92 transitions. [2021-11-23 00:25:41,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:25:41,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:41,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:41,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:41,157 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:41,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:41,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 40 states and 93 transitions. [2021-11-23 00:25:41,533 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 93 transitions. [2021-11-23 00:25:41,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:25:41,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:41,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:41,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:43,051 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:46,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:46,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 45 states and 118 transitions. [2021-11-23 00:25:46,013 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 118 transitions. [2021-11-23 00:25:46,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:25:46,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:46,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:46,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:46,443 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:47,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:47,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 46 states and 126 transitions. [2021-11-23 00:25:47,063 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 126 transitions. [2021-11-23 00:25:47,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:25:47,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:47,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:47,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:47,501 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:48,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:48,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 47 states and 134 transitions. [2021-11-23 00:25:48,118 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 134 transitions. [2021-11-23 00:25:48,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:25:48,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:48,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:48,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:48,453 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:50,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:50,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 52 states and 144 transitions. [2021-11-23 00:25:50,738 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 144 transitions. [2021-11-23 00:25:50,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:25:50,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:50,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:50,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:50,782 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:51,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:51,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 53 states and 146 transitions. [2021-11-23 00:25:51,334 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 146 transitions. [2021-11-23 00:25:51,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:25:51,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:51,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:51,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:53,608 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 1 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:58,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:58,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 58 states and 161 transitions. [2021-11-23 00:25:58,546 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 161 transitions. [2021-11-23 00:25:58,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:25:58,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:58,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:58,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:59,071 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 1 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:00,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:00,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 60 states and 171 transitions. [2021-11-23 00:26:00,609 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 171 transitions. [2021-11-23 00:26:00,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:26:00,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:00,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:00,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:01,096 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 1 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:01,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:01,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 62 states and 176 transitions. [2021-11-23 00:26:01,982 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 176 transitions. [2021-11-23 00:26:01,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:26:01,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:01,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:02,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:02,452 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 1 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:03,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:03,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 63 states and 181 transitions. [2021-11-23 00:26:03,227 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 181 transitions. [2021-11-23 00:26:03,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:26:03,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:03,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:03,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:03,685 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:06,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:06,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 67 states and 191 transitions. [2021-11-23 00:26:06,211 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 191 transitions. [2021-11-23 00:26:06,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:26:06,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:06,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:06,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:06,257 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:06,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:06,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 68 states and 192 transitions. [2021-11-23 00:26:06,855 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 192 transitions. [2021-11-23 00:26:06,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:26:06,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:06,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:06,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:06,897 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:07,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:07,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 69 states and 193 transitions. [2021-11-23 00:26:07,559 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 193 transitions. [2021-11-23 00:26:07,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:26:07,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:07,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:07,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:10,693 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:17,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:17,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 74 states and 210 transitions. [2021-11-23 00:26:17,709 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 210 transitions. [2021-11-23 00:26:17,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:26:17,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:17,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:17,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:18,513 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:19,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:19,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 75 states and 214 transitions. [2021-11-23 00:26:19,348 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 214 transitions. [2021-11-23 00:26:19,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:26:19,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:19,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:19,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:20,229 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:20,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:20,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 76 states and 215 transitions. [2021-11-23 00:26:20,747 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 215 transitions. [2021-11-23 00:26:20,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:26:20,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:20,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:20,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:21,596 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:22,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:22,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 77 states and 220 transitions. [2021-11-23 00:26:22,519 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 220 transitions. [2021-11-23 00:26:22,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:26:22,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:22,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:22,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:23,343 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:24,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:24,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 79 states and 222 transitions. [2021-11-23 00:26:24,356 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 222 transitions. [2021-11-23 00:26:24,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:26:24,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:24,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:24,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:24,899 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:28,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:28,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 83 states and 232 transitions. [2021-11-23 00:26:28,083 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 232 transitions. [2021-11-23 00:26:28,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:26:28,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:28,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:28,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:28,129 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:28,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:28,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 84 states and 234 transitions. [2021-11-23 00:26:28,923 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 234 transitions. [2021-11-23 00:26:28,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:26:28,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:28,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:28,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:33,119 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:42,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:42,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 89 states and 248 transitions. [2021-11-23 00:26:42,645 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 248 transitions. [2021-11-23 00:26:42,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:26:42,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:42,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:42,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:43,420 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:46,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:46,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 92 states and 261 transitions. [2021-11-23 00:26:46,224 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 261 transitions. [2021-11-23 00:26:46,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:26:46,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:46,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:46,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:47,102 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:49,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:49,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 95 states and 267 transitions. [2021-11-23 00:26:49,372 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 267 transitions. [2021-11-23 00:26:49,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:26:49,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:49,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:49,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:50,102 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:52,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:52,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 94 states and 256 transitions. [2021-11-23 00:26:52,221 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 256 transitions. [2021-11-23 00:26:52,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:26:52,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:52,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:52,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:53,021 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:54,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:54,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 95 states and 262 transitions. [2021-11-23 00:26:54,278 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 262 transitions. [2021-11-23 00:26:54,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:26:54,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:54,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:54,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:55,068 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:55,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:55,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 96 states and 263 transitions. [2021-11-23 00:26:55,687 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 263 transitions. [2021-11-23 00:26:55,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:26:55,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:55,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:55,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:56,498 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:57,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:57,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 98 states and 266 transitions. [2021-11-23 00:26:57,859 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 266 transitions. [2021-11-23 00:26:57,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:26:57,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:57,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:57,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:58,574 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 37 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:02,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:02,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 102 states and 276 transitions. [2021-11-23 00:27:02,878 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 276 transitions. [2021-11-23 00:27:02,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:27:02,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:02,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:02,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:02,923 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 37 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:03,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:03,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 103 states and 277 transitions. [2021-11-23 00:27:03,793 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 277 transitions. [2021-11-23 00:27:03,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:27:03,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:03,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:03,838 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 37 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:04,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:04,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 104 states and 278 transitions. [2021-11-23 00:27:04,992 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 278 transitions. [2021-11-23 00:27:04,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:27:04,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:04,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:05,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:10,871 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:21,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:21,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 109 states and 292 transitions. [2021-11-23 00:27:21,223 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 292 transitions. [2021-11-23 00:27:21,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:27:21,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:21,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:21,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:22,654 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:23,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:23,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 110 states and 299 transitions. [2021-11-23 00:27:23,975 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 299 transitions. [2021-11-23 00:27:23,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:27:23,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:23,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:24,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:25,410 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:26,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:26,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 111 states and 300 transitions. [2021-11-23 00:27:26,098 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 300 transitions. [2021-11-23 00:27:26,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:27:26,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:26,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:26,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:27,815 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:28,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:28,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 112 states and 301 transitions. [2021-11-23 00:27:28,484 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 301 transitions. [2021-11-23 00:27:28,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:27:28,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:28,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:28,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:30,174 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:31,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:31,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 113 states and 305 transitions. [2021-11-23 00:27:31,567 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 305 transitions. [2021-11-23 00:27:31,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:27:31,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:31,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:31,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:33,177 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:34,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:34,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 115 states and 307 transitions. [2021-11-23 00:27:34,849 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 307 transitions. [2021-11-23 00:27:34,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:27:34,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:34,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:34,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:36,244 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:37,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:37,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 117 states and 309 transitions. [2021-11-23 00:27:37,798 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 309 transitions. [2021-11-23 00:27:37,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:27:37,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:37,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:37,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:38,768 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 46 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:43,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:43,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 121 states and 319 transitions. [2021-11-23 00:27:43,466 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 319 transitions. [2021-11-23 00:27:43,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:27:43,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:43,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:43,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:43,511 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 46 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:44,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:44,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 122 states and 320 transitions. [2021-11-23 00:27:44,942 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 320 transitions. [2021-11-23 00:27:44,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:27:44,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:44,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:44,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:53,336 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 15 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:10,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:10,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 129 states and 369 transitions. [2021-11-23 00:28:10,075 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 369 transitions. [2021-11-23 00:28:10,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:28:10,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:10,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:10,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:11,358 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 15 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:14,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:14,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 132 states and 373 transitions. [2021-11-23 00:28:14,595 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 373 transitions. [2021-11-23 00:28:14,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:28:14,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:14,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:14,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:15,841 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 15 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:17,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:17,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 134 states and 374 transitions. [2021-11-23 00:28:17,709 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 374 transitions. [2021-11-23 00:28:17,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:28:17,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:17,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:17,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:18,986 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 15 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:21,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:21,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 136 states and 383 transitions. [2021-11-23 00:28:21,854 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 383 transitions. [2021-11-23 00:28:21,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:28:21,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:21,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:21,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:23,232 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 15 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:24,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:24,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 137 states and 383 transitions. [2021-11-23 00:28:24,007 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 383 transitions. [2021-11-23 00:28:24,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:28:24,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:24,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:24,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:25,269 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 15 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:28,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:28,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 139 states and 391 transitions. [2021-11-23 00:28:28,079 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 391 transitions. [2021-11-23 00:28:28,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:28:28,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:28,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:28,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:29,522 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 15 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:30,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:30,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 140 states and 394 transitions. [2021-11-23 00:28:30,936 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 394 transitions. [2021-11-23 00:28:30,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:28:30,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:30,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:30,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:32,276 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 15 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:34,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:34,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 142 states and 395 transitions. [2021-11-23 00:28:34,229 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 395 transitions. [2021-11-23 00:28:34,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:28:34,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:34,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:34,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:35,604 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 56 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:41,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:41,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 146 states and 405 transitions. [2021-11-23 00:28:41,765 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 405 transitions. [2021-11-23 00:28:41,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:28:41,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:41,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:41,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:41,815 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 56 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:43,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:43,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 147 states and 406 transitions. [2021-11-23 00:28:43,396 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 406 transitions. [2021-11-23 00:28:43,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:28:43,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:43,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:43,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:58,326 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:25,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:25,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 155 states and 446 transitions. [2021-11-23 00:29:25,306 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 446 transitions. [2021-11-23 00:29:25,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:29:25,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:25,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:25,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:26,599 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:29,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:29,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 157 states and 449 transitions. [2021-11-23 00:29:29,016 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 449 transitions. [2021-11-23 00:29:29,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:29:29,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:29,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:29,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:30,336 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:33,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:33,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 159 states and 460 transitions. [2021-11-23 00:29:33,483 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 460 transitions. [2021-11-23 00:29:33,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:29:33,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:33,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:33,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:34,566 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:36,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:36,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 161 states and 462 transitions. [2021-11-23 00:29:36,660 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 462 transitions. [2021-11-23 00:29:36,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:29:36,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:36,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:36,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:37,952 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:41,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:41,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 164 states and 468 transitions. [2021-11-23 00:29:41,655 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 468 transitions. [2021-11-23 00:29:41,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:29:41,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:41,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:41,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:42,719 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:43,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:43,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 165 states and 469 transitions. [2021-11-23 00:29:43,675 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 469 transitions. [2021-11-23 00:29:43,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:29:43,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:43,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:43,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:44,935 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:48,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:48,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 168 states and 474 transitions. [2021-11-23 00:29:48,505 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 474 transitions. [2021-11-23 00:29:48,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:29:48,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:48,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:48,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:49,736 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 67 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:56,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:56,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 172 states and 484 transitions. [2021-11-23 00:29:56,710 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 484 transitions. [2021-11-23 00:29:56,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:29:56,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:56,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:56,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:56,762 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 67 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:58,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:58,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 173 states and 486 transitions. [2021-11-23 00:29:58,340 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 486 transitions. [2021-11-23 00:29:58,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:29:58,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:58,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:58,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:58,405 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 67 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:00,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:00,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 161 states and 422 transitions. [2021-11-23 00:30:00,004 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 422 transitions. [2021-11-23 00:30:00,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:30:00,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:00,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:00,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:13,144 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 28 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:33,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:33,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 165 states and 447 transitions. [2021-11-23 00:30:33,641 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 447 transitions. [2021-11-23 00:30:33,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:30:33,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:33,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:33,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:35,978 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 28 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:38,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:38,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 167 states and 449 transitions. [2021-11-23 00:30:38,777 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 449 transitions. [2021-11-23 00:30:38,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:30:38,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:38,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:38,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:40,953 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 28 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:43,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:43,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 169 states and 451 transitions. [2021-11-23 00:30:43,667 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 451 transitions. [2021-11-23 00:30:43,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:30:43,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:43,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:43,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:45,824 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 28 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:48,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:48,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 170 states and 463 transitions. [2021-11-23 00:30:48,022 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 463 transitions. [2021-11-23 00:30:48,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:30:48,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:48,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:48,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:49,599 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 79 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:57,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:57,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 174 states and 473 transitions. [2021-11-23 00:30:57,444 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 473 transitions. [2021-11-23 00:30:57,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:30:57,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:57,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:57,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:57,679 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 79 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:59,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:59,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 175 states and 474 transitions. [2021-11-23 00:30:59,725 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 474 transitions. [2021-11-23 00:30:59,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:30:59,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:59,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:59,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:16,157 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:44,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:44,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 180 states and 498 transitions. [2021-11-23 00:31:44,362 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 498 transitions. [2021-11-23 00:31:44,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:31:44,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:44,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:44,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:46,633 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:47,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:47,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 181 states and 500 transitions. [2021-11-23 00:31:47,742 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 500 transitions. [2021-11-23 00:31:47,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:31:47,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:47,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:47,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:50,440 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:53,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:53,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 183 states and 502 transitions. [2021-11-23 00:31:53,072 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 502 transitions. [2021-11-23 00:31:53,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:31:53,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:53,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:53,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:55,407 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:57,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:57,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 184 states and 506 transitions. [2021-11-23 00:31:57,926 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 506 transitions. [2021-11-23 00:31:57,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:31:57,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:57,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:57,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:00,233 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:02,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:02,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 185 states and 516 transitions. [2021-11-23 00:32:02,768 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 516 transitions. [2021-11-23 00:32:02,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:32:02,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:02,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:02,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:05,053 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:07,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:07,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 187 states and 517 transitions. [2021-11-23 00:32:07,696 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 517 transitions. [2021-11-23 00:32:07,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:32:07,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:07,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:09,247 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 92 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:18,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:18,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 191 states and 527 transitions. [2021-11-23 00:32:18,443 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 527 transitions. [2021-11-23 00:32:18,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:32:18,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:18,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:18,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:18,508 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 92 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:20,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:20,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 192 states and 528 transitions. [2021-11-23 00:32:20,526 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 528 transitions. [2021-11-23 00:32:20,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:32:20,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:20,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:20,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:38,071 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:13,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:13,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 197 states and 550 transitions. [2021-11-23 00:33:13,548 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 550 transitions. [2021-11-23 00:33:13,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:33:13,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:13,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:13,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:17,049 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:28,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:28,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 201 states and 565 transitions. [2021-11-23 00:33:28,004 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 565 transitions. [2021-11-23 00:33:28,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:33:28,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:28,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:28,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:31,407 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:34,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:34,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 203 states and 567 transitions. [2021-11-23 00:33:34,348 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 567 transitions. [2021-11-23 00:33:34,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:33:34,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:34,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:34,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:37,791 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:41,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:41,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 205 states and 570 transitions. [2021-11-23 00:33:41,357 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 570 transitions. [2021-11-23 00:33:41,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:33:41,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:41,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:41,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:44,839 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:48,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:48,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 205 states and 569 transitions. [2021-11-23 00:33:48,079 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 569 transitions. [2021-11-23 00:33:48,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:33:48,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:48,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:48,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:51,520 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:55,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:55,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 207 states and 570 transitions. [2021-11-23 00:33:55,438 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 570 transitions. [2021-11-23 00:33:55,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:33:55,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:55,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:55,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:58,927 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:02,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:02,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 209 states and 572 transitions. [2021-11-23 00:34:02,149 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 572 transitions. [2021-11-23 00:34:02,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:34:02,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:02,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:02,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:05,621 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:08,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:08,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 211 states and 574 transitions. [2021-11-23 00:34:08,444 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 574 transitions. [2021-11-23 00:34:08,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:34:08,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:08,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:08,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:10,223 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 106 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:23,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:23,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 216 states and 585 transitions. [2021-11-23 00:34:23,445 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 585 transitions. [2021-11-23 00:34:23,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:34:23,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:23,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:23,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:23,501 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 106 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:27,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:27,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 218 states and 586 transitions. [2021-11-23 00:34:27,300 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 586 transitions. [2021-11-23 00:34:27,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:34:27,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:27,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:27,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:27,354 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 106 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:29,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:29,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 219 states and 586 transitions. [2021-11-23 00:34:29,435 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 586 transitions. [2021-11-23 00:34:29,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:34:29,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:29,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:29,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:30,009 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 121 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:32,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:32,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 191 states and 491 transitions. [2021-11-23 00:34:32,338 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 491 transitions. [2021-11-23 00:34:32,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:34:32,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:32,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:32,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:56,558 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:41,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:41,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 199 states and 528 transitions. [2021-11-23 00:35:41,824 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 528 transitions. [2021-11-23 00:35:41,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:35:41,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:41,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:41,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:47,208 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:51,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:51,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 201 states and 530 transitions. [2021-11-23 00:35:51,382 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 530 transitions. [2021-11-23 00:35:51,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:35:51,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:51,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:51,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:56,873 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:07,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:07,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 204 states and 541 transitions. [2021-11-23 00:36:07,057 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 541 transitions. [2021-11-23 00:36:07,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:36:07,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:07,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:07,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:12,691 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:15,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:15,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 205 states and 544 transitions. [2021-11-23 00:36:15,714 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 544 transitions. [2021-11-23 00:36:15,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:36:15,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:15,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:15,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:21,074 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:24,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:24,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 206 states and 557 transitions. [2021-11-23 00:36:24,300 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 557 transitions. [2021-11-23 00:36:24,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:36:24,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:24,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:24,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:29,565 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:33,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:33,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 208 states and 558 transitions. [2021-11-23 00:36:33,086 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 558 transitions. [2021-11-23 00:36:33,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:36:33,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:33,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:33,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:35,285 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 121 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:47,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:47,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 212 states and 568 transitions. [2021-11-23 00:36:47,489 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 568 transitions. [2021-11-23 00:36:47,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:36:47,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:47,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:47,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:47,552 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 121 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:49,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:49,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 213 states and 569 transitions. [2021-11-23 00:36:49,880 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 569 transitions. [2021-11-23 00:36:49,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:36:49,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:49,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:49,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:18,528 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 3 proven. 269 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.