./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.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_e9e13adc-ab3a-482a-87dc-2636ee08df00/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9e13adc-ab3a-482a-87dc-2636ee08df00/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_e9e13adc-ab3a-482a-87dc-2636ee08df00/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9e13adc-ab3a-482a-87dc-2636ee08df00/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9e13adc-ab3a-482a-87dc-2636ee08df00/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_e9e13adc-ab3a-482a-87dc-2636ee08df00/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 e434f2d86227d38c1c2a04ff8bca16de95195c35648228e2b922536dedadd129 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:28:16,143 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:28:16,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:28:16,211 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:28:16,212 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:28:16,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:28:16,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:28:16,220 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:28:16,223 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:28:16,224 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:28:16,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:28:16,228 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:28:16,229 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:28:16,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:28:16,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:28:16,236 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:28:16,237 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:28:16,239 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:28:16,242 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:28:16,246 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:28:16,249 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:28:16,257 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:28:16,260 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:28:16,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:28:16,266 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:28:16,267 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:28:16,267 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:28:16,269 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:28:16,269 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:28:16,271 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:28:16,272 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:28:16,273 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:28:16,275 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:28:16,276 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:28:16,278 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:28:16,278 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:28:16,280 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:28:16,280 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:28:16,280 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:28:16,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:28:16,283 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:28:16,284 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9e13adc-ab3a-482a-87dc-2636ee08df00/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:28:16,314 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:28:16,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:28:16,323 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:28:16,323 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:28:16,324 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:28:16,324 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:28:16,325 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:28:16,325 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:28:16,325 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:28:16,326 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:28:16,326 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:28:16,326 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:28:16,326 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:28:16,327 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:28:16,327 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:28:16,327 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:28:16,328 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:28:16,328 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:28:16,328 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:28:16,329 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:28:16,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:28:16,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:28:16,330 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:28:16,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:28:16,330 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:28:16,330 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:28:16,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:28:16,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:28:16,331 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_e9e13adc-ab3a-482a-87dc-2636ee08df00/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9e13adc-ab3a-482a-87dc-2636ee08df00/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e434f2d86227d38c1c2a04ff8bca16de95195c35648228e2b922536dedadd129 [2021-11-23 00:28:16,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:28:16,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:28:16,701 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:28:16,703 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:28:16,705 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:28:16,708 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9e13adc-ab3a-482a-87dc-2636ee08df00/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c [2021-11-23 00:28:16,837 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9e13adc-ab3a-482a-87dc-2636ee08df00/bin/ukojak-LBtLqBUTdQ/data/aeea26df2/8a99b67cb3264009b69551a94132afb9/FLAGd9fa5fa54 [2021-11-23 00:28:17,534 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:28:17,540 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9e13adc-ab3a-482a-87dc-2636ee08df00/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c [2021-11-23 00:28:17,555 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9e13adc-ab3a-482a-87dc-2636ee08df00/bin/ukojak-LBtLqBUTdQ/data/aeea26df2/8a99b67cb3264009b69551a94132afb9/FLAGd9fa5fa54 [2021-11-23 00:28:17,790 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9e13adc-ab3a-482a-87dc-2636ee08df00/bin/ukojak-LBtLqBUTdQ/data/aeea26df2/8a99b67cb3264009b69551a94132afb9 [2021-11-23 00:28:17,793 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:28:17,795 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:28:17,797 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:28:17,798 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:28:17,802 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:28:17,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:28:17" (1/1) ... [2021-11-23 00:28:17,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77ca54f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:17, skipping insertion in model container [2021-11-23 00:28:17,805 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:28:17" (1/1) ... [2021-11-23 00:28:17,814 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:28:17,900 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:28:18,352 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_e9e13adc-ab3a-482a-87dc-2636ee08df00/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c[31172,31185] [2021-11-23 00:28:18,356 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:28:18,369 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:28:18,537 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_e9e13adc-ab3a-482a-87dc-2636ee08df00/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.UNBOUNDED.pals.c[31172,31185] [2021-11-23 00:28:18,538 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:28:18,558 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:28:18,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:18 WrapperNode [2021-11-23 00:28:18,561 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:28:18,562 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:28:18,564 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:28:18,565 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:28:18,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:18" (1/1) ... [2021-11-23 00:28:18,606 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:18" (1/1) ... [2021-11-23 00:28:18,723 INFO L137 Inliner]: procedures = 24, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 1008 [2021-11-23 00:28:18,728 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:28:18,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:28:18,729 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:28:18,729 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:28:18,740 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:18" (1/1) ... [2021-11-23 00:28:18,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:18" (1/1) ... [2021-11-23 00:28:18,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:18" (1/1) ... [2021-11-23 00:28:18,745 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:18" (1/1) ... [2021-11-23 00:28:18,766 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:18" (1/1) ... [2021-11-23 00:28:18,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:18" (1/1) ... [2021-11-23 00:28:18,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:18" (1/1) ... [2021-11-23 00:28:18,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:28:18,802 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:28:18,802 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:28:18,803 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:28:18,804 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:18" (1/1) ... [2021-11-23 00:28:18,813 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:28:18,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9e13adc-ab3a-482a-87dc-2636ee08df00/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:28:18,875 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9e13adc-ab3a-482a-87dc-2636ee08df00/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:28:18,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9e13adc-ab3a-482a-87dc-2636ee08df00/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:28:18,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:28:18,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:28:18,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:28:18,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:28:19,115 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:28:19,117 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:28:20,427 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:28:21,723 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:28:21,723 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:28:21,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:28:21 BoogieIcfgContainer [2021-11-23 00:28:21,727 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:28:21,728 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:28:21,729 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:28:21,742 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:28:21,743 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:28:21" (1/1) ... [2021-11-23 00:28:21,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:28:21,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:21,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 140 states and 224 transitions. [2021-11-23 00:28:21,874 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 224 transitions. [2021-11-23 00:28:21,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:28:21,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:21,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:22,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:22,876 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 00:28:23,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:23,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 141 states and 226 transitions. [2021-11-23 00:28:23,254 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 226 transitions. [2021-11-23 00:28:23,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:28:23,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:23,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:23,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:23,749 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 00:28:24,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:24,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 144 states and 232 transitions. [2021-11-23 00:28:24,210 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 232 transitions. [2021-11-23 00:28:24,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:28:24,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:24,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:24,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:24,561 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 00:28:25,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:25,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 148 states and 240 transitions. [2021-11-23 00:28:25,182 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 240 transitions. [2021-11-23 00:28:25,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:28:25,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:25,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:25,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:25,466 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 00:28:26,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:26,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 153 states and 250 transitions. [2021-11-23 00:28:26,368 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 250 transitions. [2021-11-23 00:28:26,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:28:26,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:26,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:26,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:26,721 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 00:28:27,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:27,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 159 states and 262 transitions. [2021-11-23 00:28:27,907 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 262 transitions. [2021-11-23 00:28:27,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:28:27,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:27,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:28,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:28,516 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 00:28:30,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:30,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 167 states and 276 transitions. [2021-11-23 00:28:30,116 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 276 transitions. [2021-11-23 00:28:30,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:28:30,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:30,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:30,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:30,791 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 00:28:32,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:32,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 174 states and 289 transitions. [2021-11-23 00:28:32,535 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 289 transitions. [2021-11-23 00:28:32,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:28:32,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:32,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:32,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:32,708 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 00:28:33,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:33,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 175 states and 289 transitions. [2021-11-23 00:28:33,048 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 289 transitions. [2021-11-23 00:28:33,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:28:33,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:33,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:33,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:33,154 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 00:28:33,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:33,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 176 states and 290 transitions. [2021-11-23 00:28:33,174 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 290 transitions. [2021-11-23 00:28:33,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:28:33,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:33,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:33,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:33,671 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 00:28:36,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:36,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 187 states and 308 transitions. [2021-11-23 00:28:36,713 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 308 transitions. [2021-11-23 00:28:36,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:28:36,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:36,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:36,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:37,038 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 00:28:37,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:37,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 190 states and 312 transitions. [2021-11-23 00:28:37,356 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 312 transitions. [2021-11-23 00:28:37,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:28:37,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:37,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:38,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:39,578 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 00:28:45,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:45,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 207 states and 342 transitions. [2021-11-23 00:28:45,295 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 342 transitions. [2021-11-23 00:28:45,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:28:45,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:45,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:45,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:45,990 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:51,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:51,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 225 states and 373 transitions. [2021-11-23 00:28:51,965 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 373 transitions. [2021-11-23 00:28:51,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:28:51,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:51,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:52,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:52,559 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:57,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:57,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 244 states and 406 transitions. [2021-11-23 00:28:57,461 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 406 transitions. [2021-11-23 00:28:57,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:28:57,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:57,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:57,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:57,715 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:58,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:58,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 245 states and 410 transitions. [2021-11-23 00:28:58,236 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 410 transitions. [2021-11-23 00:28:58,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:28:58,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:58,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:58,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:58,460 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:58,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:58,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 246 states and 411 transitions. [2021-11-23 00:28:58,845 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 411 transitions. [2021-11-23 00:28:58,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:28:58,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:58,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:58,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:59,463 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:05,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:05,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 266 states and 445 transitions. [2021-11-23 00:29:05,508 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 445 transitions. [2021-11-23 00:29:05,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:29:05,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:05,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:05,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:05,826 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:07,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:07,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 269 states and 454 transitions. [2021-11-23 00:29:07,423 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 454 transitions. [2021-11-23 00:29:07,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:29:07,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:07,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:07,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:07,625 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:08,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:08,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 270 states and 455 transitions. [2021-11-23 00:29:08,230 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 455 transitions. [2021-11-23 00:29:08,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:29:08,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:08,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:08,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:09,100 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:15,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:15,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 285 states and 483 transitions. [2021-11-23 00:29:15,762 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 483 transitions. [2021-11-23 00:29:15,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:29:15,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:15,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:15,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:16,015 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:16,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:16,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 286 states and 490 transitions. [2021-11-23 00:29:16,906 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 490 transitions. [2021-11-23 00:29:16,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:29:16,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:16,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:17,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:17,251 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:18,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:18,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 288 states and 494 transitions. [2021-11-23 00:29:18,671 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 494 transitions. [2021-11-23 00:29:18,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:29:18,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:18,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:18,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:18,953 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:19,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:19,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 289 states and 495 transitions. [2021-11-23 00:29:19,625 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 495 transitions. [2021-11-23 00:29:19,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:29:19,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:19,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:19,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:19,867 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:21,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:21,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 291 states and 498 transitions. [2021-11-23 00:29:21,309 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 498 transitions. [2021-11-23 00:29:21,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:29:21,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:21,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:21,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:21,608 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:22,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:22,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 292 states and 499 transitions. [2021-11-23 00:29:22,137 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 499 transitions. [2021-11-23 00:29:22,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:29:22,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:22,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:23,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:25,107 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:36,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:36,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 314 states and 538 transitions. [2021-11-23 00:29:36,653 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 538 transitions. [2021-11-23 00:29:36,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:29:36,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:36,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:37,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:38,551 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:41,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:41,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 320 states and 552 transitions. [2021-11-23 00:29:41,483 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 552 transitions. [2021-11-23 00:29:41,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:29:41,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:41,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:42,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:43,464 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:49,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:49,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 328 states and 571 transitions. [2021-11-23 00:29:49,030 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 571 transitions. [2021-11-23 00:29:49,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:29:49,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:49,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:49,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:50,278 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:59,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:59,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 343 states and 631 transitions. [2021-11-23 00:29:59,390 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 631 transitions. [2021-11-23 00:29:59,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:29:59,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:59,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:59,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:59,920 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:30:08,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:08,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 359 states and 682 transitions. [2021-11-23 00:30:08,276 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 682 transitions. [2021-11-23 00:30:08,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:30:08,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:08,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:08,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:09,424 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:17,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:17,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 373 states and 715 transitions. [2021-11-23 00:30:17,533 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 715 transitions. [2021-11-23 00:30:17,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:30:17,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:17,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:17,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:17,749 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:18,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:18,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 374 states and 718 transitions. [2021-11-23 00:30:18,612 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 718 transitions. [2021-11-23 00:30:18,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:30:18,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:18,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:18,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:19,823 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:27,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:27,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 384 states and 738 transitions. [2021-11-23 00:30:27,204 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 738 transitions. [2021-11-23 00:30:27,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:30:27,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:27,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:27,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:27,549 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:29,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:29,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 386 states and 748 transitions. [2021-11-23 00:30:29,319 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 748 transitions. [2021-11-23 00:30:29,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:30:29,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:29,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:29,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:31,690 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:43,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:43,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 402 states and 787 transitions. [2021-11-23 00:30:43,419 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 787 transitions. [2021-11-23 00:30:43,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:30:43,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:43,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:43,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:43,851 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:45,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:45,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 404 states and 799 transitions. [2021-11-23 00:30:45,633 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 799 transitions. [2021-11-23 00:30:45,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:30:45,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:45,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:45,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:47,576 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:58,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:58,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 413 states and 824 transitions. [2021-11-23 00:30:58,181 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 824 transitions. [2021-11-23 00:30:58,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:30:58,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:58,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:58,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:58,795 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:59,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:59,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 414 states and 825 transitions. [2021-11-23 00:30:59,803 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 825 transitions. [2021-11-23 00:30:59,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:30:59,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:59,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:00,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:00,394 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:04,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:04,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 418 states and 842 transitions. [2021-11-23 00:31:04,544 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 842 transitions. [2021-11-23 00:31:04,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:31:04,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:04,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:04,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:05,137 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:06,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:06,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 419 states and 843 transitions. [2021-11-23 00:31:06,295 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 843 transitions. [2021-11-23 00:31:06,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:31:06,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:06,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:06,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:06,799 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:07,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:07,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 420 states and 844 transitions. [2021-11-23 00:31:07,829 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 844 transitions. [2021-11-23 00:31:07,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:31:07,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:07,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:08,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:10,304 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:25,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:25,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 438 states and 894 transitions. [2021-11-23 00:31:25,345 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 894 transitions. [2021-11-23 00:31:25,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:31:25,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:25,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:26,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:26,166 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:31,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:31,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 443 states and 921 transitions. [2021-11-23 00:31:31,420 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 921 transitions. [2021-11-23 00:31:31,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:31:31,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:31,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:32,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:32,177 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:38,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:38,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 449 states and 960 transitions. [2021-11-23 00:31:38,657 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 960 transitions. [2021-11-23 00:31:38,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:31:38,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:38,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:39,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:39,429 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:40,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:40,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 450 states and 972 transitions. [2021-11-23 00:31:40,638 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 972 transitions. [2021-11-23 00:31:40,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:31:40,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:40,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:41,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:41,343 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:42,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:42,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 451 states and 973 transitions. [2021-11-23 00:31:42,472 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 973 transitions. [2021-11-23 00:31:42,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:31:42,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:42,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:42,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:44,324 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:55,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:55,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 458 states and 1001 transitions. [2021-11-23 00:31:55,031 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 1001 transitions. [2021-11-23 00:31:55,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:31:55,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:55,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:55,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:55,434 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:56,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:56,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 459 states and 1006 transitions. [2021-11-23 00:31:56,684 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 1006 transitions. [2021-11-23 00:31:56,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:31:56,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:56,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:56,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:57,029 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:02,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:02,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 465 states and 1019 transitions. [2021-11-23 00:32:02,628 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 1019 transitions. [2021-11-23 00:32:02,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:32:02,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:02,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:02,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:03,030 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:08,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:08,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 470 states and 1037 transitions. [2021-11-23 00:32:08,167 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1037 transitions. [2021-11-23 00:32:08,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:32:08,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:08,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:08,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:08,510 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:09,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:09,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 471 states and 1038 transitions. [2021-11-23 00:32:09,943 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 1038 transitions. [2021-11-23 00:32:09,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:32:09,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:09,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:10,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:10,370 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:11,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:11,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 472 states and 1039 transitions. [2021-11-23 00:32:11,605 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1039 transitions. [2021-11-23 00:32:11,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:32:11,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:11,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:16,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:20,502 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:55,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:55,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 502 states and 1129 transitions. [2021-11-23 00:32:55,672 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1129 transitions. [2021-11-23 00:32:55,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:32:55,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:55,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:59,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:00,264 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:09,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:09,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 509 states and 1150 transitions. [2021-11-23 00:33:09,119 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 1150 transitions. [2021-11-23 00:33:09,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:33:09,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:09,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:12,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:13,068 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:18,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:18,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 513 states and 1165 transitions. [2021-11-23 00:33:18,274 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1165 transitions. [2021-11-23 00:33:18,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:33:18,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:18,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:21,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:22,367 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:30,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:30,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 519 states and 1176 transitions. [2021-11-23 00:33:30,126 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1176 transitions. [2021-11-23 00:33:30,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:33:30,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:30,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:33,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:34,033 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:42,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:42,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 525 states and 1190 transitions. [2021-11-23 00:33:42,511 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1190 transitions. [2021-11-23 00:33:42,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:33:42,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:42,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:45,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:46,327 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:48,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:48,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 526 states and 1191 transitions. [2021-11-23 00:33:48,075 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1191 transitions. [2021-11-23 00:33:48,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:33:48,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:48,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:51,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:51,716 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:53,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:53,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 527 states and 1192 transitions. [2021-11-23 00:33:53,338 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1192 transitions. [2021-11-23 00:33:53,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:33:53,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:53,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:56,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:56,933 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:58,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:58,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 528 states and 1193 transitions. [2021-11-23 00:33:58,570 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1193 transitions. [2021-11-23 00:33:58,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:33:58,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:58,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:58,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:00,146 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:34:20,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:20,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 544 states and 1247 transitions. [2021-11-23 00:34:20,433 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1247 transitions. [2021-11-23 00:34:20,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:34:20,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:20,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:20,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:20,700 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:34:28,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:28,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 550 states and 1264 transitions. [2021-11-23 00:34:28,815 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1264 transitions. [2021-11-23 00:34:28,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:34:28,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:28,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:28,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:29,059 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:34:37,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:37,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 557 states and 1278 transitions. [2021-11-23 00:34:37,616 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1278 transitions. [2021-11-23 00:34:37,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:34:37,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:37,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:37,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:37,865 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:34:44,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:44,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 562 states and 1292 transitions. [2021-11-23 00:34:44,715 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1292 transitions. [2021-11-23 00:34:44,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:34:44,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:44,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:44,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:44,972 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:34:51,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:51,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 567 states and 1298 transitions. [2021-11-23 00:34:51,016 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1298 transitions. [2021-11-23 00:34:51,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:34:51,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:51,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:51,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:51,234 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:34:54,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:54,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 569 states and 1300 transitions. [2021-11-23 00:34:54,883 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1300 transitions. [2021-11-23 00:34:54,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:34:54,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:54,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:55,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:55,170 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:34:56,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:56,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 570 states and 1301 transitions. [2021-11-23 00:34:56,951 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1301 transitions. [2021-11-23 00:34:56,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:34:56,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:56,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:57,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:04,025 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:43,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:43,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 600 states and 1371 transitions. [2021-11-23 00:35:43,137 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1371 transitions. [2021-11-23 00:35:43,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:35:43,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:43,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:43,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:44,087 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:53,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:53,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 607 states and 1393 transitions. [2021-11-23 00:35:53,207 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1393 transitions. [2021-11-23 00:35:53,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:35:53,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:53,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:53,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:54,144 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:02,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:02,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 614 states and 1408 transitions. [2021-11-23 00:36:02,661 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1408 transitions. [2021-11-23 00:36:02,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:36:02,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:02,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:03,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:03,448 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:05,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:05,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 615 states and 1410 transitions. [2021-11-23 00:36:05,573 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1410 transitions. [2021-11-23 00:36:05,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:36:05,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:05,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:05,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:06,297 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:11,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:11,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 620 states and 1417 transitions. [2021-11-23 00:36:11,341 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1417 transitions. [2021-11-23 00:36:11,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:36:11,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:11,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:11,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:12,270 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:14,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:14,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 621 states and 1418 transitions. [2021-11-23 00:36:14,574 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1418 transitions. [2021-11-23 00:36:14,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:36:14,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:14,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:14,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:19,822 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:01,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:01,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 663 states and 1493 transitions. [2021-11-23 00:37:01,289 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1493 transitions. [2021-11-23 00:37:01,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:37:01,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:01,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:02,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:02,286 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:12,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:12,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 671 states and 1514 transitions. [2021-11-23 00:37:12,773 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1514 transitions. [2021-11-23 00:37:12,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:37:12,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:12,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:13,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:13,522 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:20,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:20,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 677 states and 1524 transitions. [2021-11-23 00:37:20,020 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1524 transitions. [2021-11-23 00:37:20,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:37:20,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:20,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:20,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:26,151 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 6 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:49,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:49,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 692 states and 1553 transitions. [2021-11-23 00:37:49,379 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1553 transitions. [2021-11-23 00:37:49,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:37:49,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:49,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:49,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:49,853 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 6 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:56,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:56,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 699 states and 1568 transitions. [2021-11-23 00:37:56,405 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1568 transitions. [2021-11-23 00:37:56,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:37:56,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:56,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:56,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:56,987 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 6 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:01,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:01,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 705 states and 1575 transitions. [2021-11-23 00:38:01,907 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1575 transitions. [2021-11-23 00:38:01,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:38:01,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:01,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:04,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:09,160 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:45,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:45,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1627 states to 732 states and 1627 transitions. [2021-11-23 00:38:45,782 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1627 transitions. [2021-11-23 00:38:45,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:38:45,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:45,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:48,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:49,123 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:57,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:57,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 741 states and 1643 transitions. [2021-11-23 00:38:57,540 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1643 transitions. [2021-11-23 00:38:57,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:38:57,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:57,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:59,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:00,491 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:02,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:02,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 742 states and 1644 transitions. [2021-11-23 00:39:02,499 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1644 transitions. [2021-11-23 00:39:02,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:39:02,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:02,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:04,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:05,565 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:08,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:08,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 748 states and 1651 transitions. [2021-11-23 00:39:08,017 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1651 transitions. [2021-11-23 00:39:08,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 00:39:08,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:08,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:11,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:13,235 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 9 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:32,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:32,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 765 states and 1669 transitions. [2021-11-23 00:39:32,471 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1669 transitions. [2021-11-23 00:39:32,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 00:39:32,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:32,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:35,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:36,207 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 9 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:45,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:45,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 772 states and 1682 transitions. [2021-11-23 00:39:45,460 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1682 transitions. [2021-11-23 00:39:45,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 00:39:45,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:45,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:48,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:53,220 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 6 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.