./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a36e6de-a3bb-4e1b-b1d8-ce7e95e83a35/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a36e6de-a3bb-4e1b-b1d8-ce7e95e83a35/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a36e6de-a3bb-4e1b-b1d8-ce7e95e83a35/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a36e6de-a3bb-4e1b-b1d8-ce7e95e83a35/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a36e6de-a3bb-4e1b-b1d8-ce7e95e83a35/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a36e6de-a3bb-4e1b-b1d8-ce7e95e83a35/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 944b5ec42c2162154ede6c802018109a010424c3110973822c2880295480d39e --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:13:41,041 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:13:41,042 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:13:41,081 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:13:41,082 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:13:41,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:13:41,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:13:41,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:13:41,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:13:41,098 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:13:41,099 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:13:41,101 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:13:41,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:13:41,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:13:41,106 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:13:41,114 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:13:41,116 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:13:41,116 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:13:41,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:13:41,128 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:13:41,130 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:13:41,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:13:41,134 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:13:41,135 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:13:41,138 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:13:41,138 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:13:41,139 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:13:41,140 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:13:41,140 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:13:41,141 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:13:41,141 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:13:41,142 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:13:41,143 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:13:41,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:13:41,153 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:13:41,153 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:13:41,154 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:13:41,154 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:13:41,154 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:13:41,155 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:13:41,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:13:41,157 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a36e6de-a3bb-4e1b-b1d8-ce7e95e83a35/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 07:13:41,196 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:13:41,196 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:13:41,197 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:13:41,197 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:13:41,198 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:13:41,198 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:13:41,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:13:41,199 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:13:41,199 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:13:41,199 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:13:41,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:13:41,207 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:13:41,207 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:13:41,207 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:13:41,207 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:13:41,208 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:13:41,208 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:13:41,208 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:13:41,208 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:13:41,208 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:13:41,209 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:13:41,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:13:41,209 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:13:41,209 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:13:41,210 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:13:41,210 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:13:41,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:13:41,210 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:13:41,210 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_1a36e6de-a3bb-4e1b-b1d8-ce7e95e83a35/bin/ukojak-d1pc8ZmBRL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a36e6de-a3bb-4e1b-b1d8-ce7e95e83a35/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 944b5ec42c2162154ede6c802018109a010424c3110973822c2880295480d39e [2021-11-25 07:13:41,483 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:13:41,507 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:13:41,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:13:41,512 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:13:41,513 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:13:41,514 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a36e6de-a3bb-4e1b-b1d8-ce7e95e83a35/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5_overflow.ufo.UNBOUNDED.pals.c [2021-11-25 07:13:41,580 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a36e6de-a3bb-4e1b-b1d8-ce7e95e83a35/bin/ukojak-d1pc8ZmBRL/data/10020555a/9ef8ff42570940f78a6359d1d188b7dd/FLAG74038848c [2021-11-25 07:13:42,134 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:13:42,135 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a36e6de-a3bb-4e1b-b1d8-ce7e95e83a35/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5_overflow.ufo.UNBOUNDED.pals.c [2021-11-25 07:13:42,153 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a36e6de-a3bb-4e1b-b1d8-ce7e95e83a35/bin/ukojak-d1pc8ZmBRL/data/10020555a/9ef8ff42570940f78a6359d1d188b7dd/FLAG74038848c [2021-11-25 07:13:42,377 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a36e6de-a3bb-4e1b-b1d8-ce7e95e83a35/bin/ukojak-d1pc8ZmBRL/data/10020555a/9ef8ff42570940f78a6359d1d188b7dd [2021-11-25 07:13:42,379 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:13:42,381 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:13:42,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:13:42,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:13:42,388 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:13:42,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:13:42" (1/1) ... [2021-11-25 07:13:42,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68066815 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:42, skipping insertion in model container [2021-11-25 07:13:42,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:13:42" (1/1) ... [2021-11-25 07:13:42,399 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:13:42,460 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:13:42,892 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_1a36e6de-a3bb-4e1b-b1d8-ce7e95e83a35/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5_overflow.ufo.UNBOUNDED.pals.c[61047,61060] [2021-11-25 07:13:42,895 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:13:42,913 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:13:43,104 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_1a36e6de-a3bb-4e1b-b1d8-ce7e95e83a35/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5_overflow.ufo.UNBOUNDED.pals.c[61047,61060] [2021-11-25 07:13:43,105 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:13:43,131 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:13:43,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:43 WrapperNode [2021-11-25 07:13:43,131 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:13:43,132 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:13:43,133 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:13:43,133 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:13:43,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:43" (1/1) ... [2021-11-25 07:13:43,168 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:43" (1/1) ... [2021-11-25 07:13:43,277 INFO L137 Inliner]: procedures = 25, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 2043 [2021-11-25 07:13:43,278 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:13:43,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:13:43,279 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:13:43,279 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:13:43,290 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:43" (1/1) ... [2021-11-25 07:13:43,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:43" (1/1) ... [2021-11-25 07:13:43,300 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:43" (1/1) ... [2021-11-25 07:13:43,301 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:43" (1/1) ... [2021-11-25 07:13:43,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:43" (1/1) ... [2021-11-25 07:13:43,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:43" (1/1) ... [2021-11-25 07:13:43,429 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:43" (1/1) ... [2021-11-25 07:13:43,452 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:13:43,454 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:13:43,454 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:13:43,455 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:13:43,456 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:13:43" (1/1) ... [2021-11-25 07:13:43,463 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:13:43,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a36e6de-a3bb-4e1b-b1d8-ce7e95e83a35/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:13:43,489 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a36e6de-a3bb-4e1b-b1d8-ce7e95e83a35/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:13:43,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a36e6de-a3bb-4e1b-b1d8-ce7e95e83a35/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:13:43,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:13:43,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:13:43,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:13:43,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:13:43,790 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:13:43,792 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:13:45,419 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:13:46,881 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:13:46,881 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-25 07:13:46,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:13:46 BoogieIcfgContainer [2021-11-25 07:13:46,888 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:13:46,889 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:13:46,889 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:13:46,899 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:13:46,903 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:13:46" (1/1) ... [2021-11-25 07:13:46,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:13:46,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:47,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 441 states and 754 transitions. [2021-11-25 07:13:47,016 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 754 transitions. [2021-11-25 07:13:47,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-25 07:13:47,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:47,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:47,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:48,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:48,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:48,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 442 states and 756 transitions. [2021-11-25 07:13:48,736 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 756 transitions. [2021-11-25 07:13:48,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-25 07:13:48,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:48,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:48,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:49,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:49,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:49,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 445 states and 762 transitions. [2021-11-25 07:13:49,652 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 762 transitions. [2021-11-25 07:13:49,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-25 07:13:49,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:49,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:49,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:49,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:50,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:50,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 449 states and 770 transitions. [2021-11-25 07:13:50,530 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 770 transitions. [2021-11-25 07:13:50,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-25 07:13:50,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:50,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:50,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:50,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:51,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:51,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 454 states and 780 transitions. [2021-11-25 07:13:51,709 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 780 transitions. [2021-11-25 07:13:51,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-25 07:13:51,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:51,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:51,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:52,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:53,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:53,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 460 states and 792 transitions. [2021-11-25 07:13:53,102 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 792 transitions. [2021-11-25 07:13:53,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-25 07:13:53,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:53,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:53,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:53,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:54,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:54,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 467 states and 806 transitions. [2021-11-25 07:13:54,829 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 806 transitions. [2021-11-25 07:13:54,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-25 07:13:54,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:54,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:55,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:55,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:57,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:57,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 476 states and 822 transitions. [2021-11-25 07:13:57,368 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 822 transitions. [2021-11-25 07:13:57,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-25 07:13:57,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:57,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:58,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:58,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:00,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:00,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 484 states and 837 transitions. [2021-11-25 07:14:00,676 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 837 transitions. [2021-11-25 07:14:00,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-25 07:14:00,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:00,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:00,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:00,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:01,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:01,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 485 states and 837 transitions. [2021-11-25 07:14:01,262 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 837 transitions. [2021-11-25 07:14:01,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-25 07:14:01,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:01,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:01,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:01,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:01,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:01,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 486 states and 838 transitions. [2021-11-25 07:14:01,436 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 838 transitions. [2021-11-25 07:14:01,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-25 07:14:01,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:01,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:02,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:02,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:05,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:05,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 498 states and 858 transitions. [2021-11-25 07:14:05,777 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 858 transitions. [2021-11-25 07:14:05,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-25 07:14:05,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:05,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:05,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:06,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:06,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:06,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 501 states and 863 transitions. [2021-11-25 07:14:06,478 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 863 transitions. [2021-11-25 07:14:06,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-25 07:14:06,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:06,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:08,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:11,435 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:26,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:26,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 638 states and 1265 transitions. [2021-11-25 07:14:26,571 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1265 transitions. [2021-11-25 07:14:26,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-25 07:14:26,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:26,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:26,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:27,352 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:43,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:43,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 657 states and 1307 transitions. [2021-11-25 07:14:43,060 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1307 transitions. [2021-11-25 07:14:43,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-25 07:14:43,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:43,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:43,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:43,608 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:14:44,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:44,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 658 states and 1309 transitions. [2021-11-25 07:14:44,263 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1309 transitions. [2021-11-25 07:14:44,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-25 07:14:44,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:44,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:46,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:47,003 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:15:04,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:04,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 675 states and 1346 transitions. [2021-11-25 07:15:04,366 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1346 transitions. [2021-11-25 07:15:04,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-25 07:15:04,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:04,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:04,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:05,212 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:15:21,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:21,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 695 states and 1390 transitions. [2021-11-25 07:15:21,008 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1390 transitions. [2021-11-25 07:15:21,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-25 07:15:21,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:21,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:21,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:21,303 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:15:21,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:21,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 696 states and 1395 transitions. [2021-11-25 07:15:22,000 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1395 transitions. [2021-11-25 07:15:22,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-25 07:15:22,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:22,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:22,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:22,467 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:15:23,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:23,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 697 states and 1396 transitions. [2021-11-25 07:15:23,160 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1396 transitions. [2021-11-25 07:15:23,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-25 07:15:23,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:23,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:23,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:23,740 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:15:25,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:25,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 698 states and 1398 transitions. [2021-11-25 07:15:25,469 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1398 transitions. [2021-11-25 07:15:25,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-25 07:15:25,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:25,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:25,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:26,093 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:15:38,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:38,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 714 states and 1430 transitions. [2021-11-25 07:15:38,019 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1430 transitions. [2021-11-25 07:15:38,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-25 07:15:38,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:38,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:38,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:39,139 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:15:56,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:56,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 735 states and 1477 transitions. [2021-11-25 07:15:56,651 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1477 transitions. [2021-11-25 07:15:56,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-25 07:15:56,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:56,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:56,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:57,021 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:15:59,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:59,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 738 states and 1487 transitions. [2021-11-25 07:15:59,518 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1487 transitions. [2021-11-25 07:15:59,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-25 07:15:59,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:59,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:59,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:59,785 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:00,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:00,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 739 states and 1494 transitions. [2021-11-25 07:16:00,677 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1494 transitions. [2021-11-25 07:16:00,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-25 07:16:00,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:00,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:00,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:00,959 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:01,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:01,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 740 states and 1495 transitions. [2021-11-25 07:16:01,838 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1495 transitions. [2021-11-25 07:16:01,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-25 07:16:01,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:01,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:02,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:02,192 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:16,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:16,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 758 states and 1534 transitions. [2021-11-25 07:16:16,322 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1534 transitions. [2021-11-25 07:16:16,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-25 07:16:16,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:16,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:16,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:17,647 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:37,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:37,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 780 states and 1583 transitions. [2021-11-25 07:16:37,096 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1583 transitions. [2021-11-25 07:16:37,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-25 07:16:37,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:37,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:37,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:37,457 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:41,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:41,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 784 states and 1598 transitions. [2021-11-25 07:16:41,086 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1598 transitions. [2021-11-25 07:16:41,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-25 07:16:41,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:41,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:41,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:41,349 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:43,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:43,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 787 states and 1609 transitions. [2021-11-25 07:16:43,740 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1609 transitions. [2021-11-25 07:16:43,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-25 07:16:43,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:43,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:43,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:44,385 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:45,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:45,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 788 states and 1618 transitions. [2021-11-25 07:16:45,719 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1618 transitions. [2021-11-25 07:16:45,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-25 07:16:45,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:45,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:45,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:46,036 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:46,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:46,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 789 states and 1619 transitions. [2021-11-25 07:16:46,834 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1619 transitions. [2021-11-25 07:16:46,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-25 07:16:46,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:46,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:47,130 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:49,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:49,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 790 states and 1621 transitions. [2021-11-25 07:16:49,148 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1621 transitions. [2021-11-25 07:16:49,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-25 07:16:49,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:49,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:49,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:49,456 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:01,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:01,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 806 states and 1650 transitions. [2021-11-25 07:17:01,022 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1650 transitions. [2021-11-25 07:17:01,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-25 07:17:01,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:01,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:01,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:02,160 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:19,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:19,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 822 states and 1691 transitions. [2021-11-25 07:17:19,376 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1691 transitions. [2021-11-25 07:17:19,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-25 07:17:19,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:19,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:19,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:19,633 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:22,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:22,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 825 states and 1696 transitions. [2021-11-25 07:17:22,554 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1696 transitions. [2021-11-25 07:17:22,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-25 07:17:22,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:22,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:22,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:23,378 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:24,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:24,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 826 states and 1697 transitions. [2021-11-25 07:17:24,750 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1697 transitions. [2021-11-25 07:17:24,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-25 07:17:24,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:24,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:24,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:25,002 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:26,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:26,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 827 states and 1698 transitions. [2021-11-25 07:17:26,498 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1698 transitions. [2021-11-25 07:17:26,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-25 07:17:26,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:26,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:26,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:26,748 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:29,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:29,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 829 states and 1711 transitions. [2021-11-25 07:17:29,112 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1711 transitions. [2021-11-25 07:17:29,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-25 07:17:29,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:29,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:29,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:29,447 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:30,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:30,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 830 states and 1723 transitions. [2021-11-25 07:17:30,615 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1723 transitions. [2021-11-25 07:17:30,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-25 07:17:30,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:30,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:30,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:30,890 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:32,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:32,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 831 states and 1724 transitions. [2021-11-25 07:17:32,024 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1724 transitions. [2021-11-25 07:17:32,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-25 07:17:32,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:32,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:32,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:32,242 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:34,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:34,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 833 states and 1726 transitions. [2021-11-25 07:17:34,341 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1726 transitions. [2021-11-25 07:17:34,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-25 07:17:34,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:34,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:34,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:34,699 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:35,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:35,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 834 states and 1727 transitions. [2021-11-25 07:17:35,831 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1727 transitions. [2021-11-25 07:17:35,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-25 07:17:35,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:35,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:35,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:36,073 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:38,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:38,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 835 states and 1729 transitions. [2021-11-25 07:17:38,203 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1729 transitions. [2021-11-25 07:17:38,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-25 07:17:38,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:38,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:38,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:38,424 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:49,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:49,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 851 states and 1757 transitions. [2021-11-25 07:17:49,975 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1757 transitions. [2021-11-25 07:17:49,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:17:49,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:49,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:50,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:50,189 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:58,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:58,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 861 states and 1774 transitions. [2021-11-25 07:17:58,812 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1774 transitions. [2021-11-25 07:17:58,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:17:58,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:58,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:59,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:02,317 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:18:28,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:28,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 884 states and 1818 transitions. [2021-11-25 07:18:28,072 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1818 transitions. [2021-11-25 07:18:28,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:18:28,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:28,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:28,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:30,584 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:18:33,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:33,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 885 states and 1829 transitions. [2021-11-25 07:18:33,064 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1829 transitions. [2021-11-25 07:18:33,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:18:33,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:33,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:33,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:35,081 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:18:42,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:42,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1838 states to 890 states and 1838 transitions. [2021-11-25 07:18:42,629 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1838 transitions. [2021-11-25 07:18:42,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:18:42,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:42,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:44,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:47,203 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:18:53,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:18:53,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1853 states to 894 states and 1853 transitions. [2021-11-25 07:18:53,873 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1853 transitions. [2021-11-25 07:18:53,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:18:53,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:18:53,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:18:55,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:58,281 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:19:06,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:06,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 898 states and 1887 transitions. [2021-11-25 07:19:06,590 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1887 transitions. [2021-11-25 07:19:06,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:19:06,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:06,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:07,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:08,432 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:19:11,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:11,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1891 states to 900 states and 1891 transitions. [2021-11-25 07:19:11,847 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1891 transitions. [2021-11-25 07:19:11,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:19:11,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:11,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:12,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:14,357 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:19:17,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:17,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 902 states and 1895 transitions. [2021-11-25 07:19:17,606 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1895 transitions. [2021-11-25 07:19:17,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:19:17,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:17,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:18,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:19,535 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:19:21,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:21,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1897 states to 903 states and 1897 transitions. [2021-11-25 07:19:21,422 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1897 transitions. [2021-11-25 07:19:21,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:19:21,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:21,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:21,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:23,392 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:19:25,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:25,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 904 states and 1898 transitions. [2021-11-25 07:19:25,315 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1898 transitions. [2021-11-25 07:19:25,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:19:25,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:25,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:25,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:26,554 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:19:29,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:29,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1901 states to 906 states and 1901 transitions. [2021-11-25 07:19:29,337 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1901 transitions. [2021-11-25 07:19:29,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 07:19:29,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:29,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:32,572 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:19:35,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:35,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 908 states and 1906 transitions. [2021-11-25 07:19:35,939 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1906 transitions. [2021-11-25 07:19:35,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-25 07:19:35,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:35,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:37,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:38,208 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:19:58,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:58,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1949 states to 924 states and 1949 transitions. [2021-11-25 07:19:58,056 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1949 transitions. [2021-11-25 07:19:58,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-25 07:19:58,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:58,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:58,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:20:00,072 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:20:13,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:20:13,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 941 states and 1972 transitions. [2021-11-25 07:20:13,729 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1972 transitions. [2021-11-25 07:20:13,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-25 07:20:13,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:20:13,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:20:14,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:20:15,899 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:20:33,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:20:33,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2007 states to 951 states and 2007 transitions. [2021-11-25 07:20:33,559 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 2007 transitions. [2021-11-25 07:20:33,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-25 07:20:33,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:20:33,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:20:35,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:20:38,920 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:20:51,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:20:51,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 967 states and 2025 transitions. [2021-11-25 07:20:51,668 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 2025 transitions. [2021-11-25 07:20:51,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-25 07:20:51,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:20:51,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:20:51,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:20:54,418 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:21:23,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:23,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2106 states to 983 states and 2106 transitions. [2021-11-25 07:21:23,992 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 2106 transitions. [2021-11-25 07:21:23,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-25 07:21:23,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:23,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:24,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:26,269 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:21:46,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:46,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2131 states to 996 states and 2131 transitions. [2021-11-25 07:21:46,237 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 2131 transitions. [2021-11-25 07:21:46,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-25 07:21:46,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:46,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:46,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:48,164 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:22:06,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:06,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 1009 states and 2156 transitions. [2021-11-25 07:22:06,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 2156 transitions. [2021-11-25 07:22:06,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-25 07:22:06,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:06,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:06,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:07,843 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:22:29,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:29,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2196 states to 1025 states and 2196 transitions. [2021-11-25 07:22:29,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 2196 transitions. [2021-11-25 07:22:29,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-25 07:22:29,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:29,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:30,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:32,419 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:22:36,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:36,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1026 states and 2198 transitions. [2021-11-25 07:22:36,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 2198 transitions. [2021-11-25 07:22:36,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-25 07:22:36,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:36,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:36,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:38,742 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:22:57,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:57,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 1037 states and 2222 transitions. [2021-11-25 07:22:57,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 2222 transitions. [2021-11-25 07:22:57,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-25 07:22:57,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:57,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:58,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:58,216 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:22:59,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:59,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2227 states to 1038 states and 2227 transitions. [2021-11-25 07:22:59,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 2227 transitions. [2021-11-25 07:22:59,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-25 07:22:59,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:59,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:00,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:01,468 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 4 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:23:24,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:24,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 1051 states and 2261 transitions. [2021-11-25 07:23:24,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 2261 transitions. [2021-11-25 07:23:24,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-25 07:23:24,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:24,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:24,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:29,854 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:24:00,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:24:00,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2301 states to 1067 states and 2301 transitions. [2021-11-25 07:24:00,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 2301 transitions. [2021-11-25 07:24:00,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-25 07:24:00,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:24:00,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:24:01,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:24:07,157 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:24:37,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:24:37,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2340 states to 1083 states and 2340 transitions. [2021-11-25 07:24:37,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 2340 transitions. [2021-11-25 07:24:37,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-25 07:24:37,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:24:37,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:24:37,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:24:39,959 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:25:04,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:25:04,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2374 states to 1098 states and 2374 transitions. [2021-11-25 07:25:04,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 2374 transitions. [2021-11-25 07:25:04,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-25 07:25:04,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:25:04,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:25:04,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:25:04,878 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:25:09,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:25:09,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 1100 states and 2386 transitions. [2021-11-25 07:25:09,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 2386 transitions. [2021-11-25 07:25:09,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-25 07:25:09,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:25:09,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:25:09,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:25:12,120 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:25:42,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:25:42,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 1117 states and 2439 transitions. [2021-11-25 07:25:42,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 2439 transitions. [2021-11-25 07:25:42,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-25 07:25:42,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:25:42,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:25:42,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:25:44,944 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:25:51,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:25:51,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2454 states to 1119 states and 2454 transitions. [2021-11-25 07:25:51,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 2454 transitions. [2021-11-25 07:25:51,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-25 07:25:51,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:25:51,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:25:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:25:52,215 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.