./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1785b-d8e4-4339-8f46-7f8fbe878ce5/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1785b-d8e4-4339-8f46-7f8fbe878ce5/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_9fb1785b-d8e4-4339-8f46-7f8fbe878ce5/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1785b-d8e4-4339-8f46-7f8fbe878ce5/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1785b-d8e4-4339-8f46-7f8fbe878ce5/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1785b-d8e4-4339-8f46-7f8fbe878ce5/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fabf091179f48b7141dc193b5040f4974c042bd8a2afb03b99137d693bf63ce7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:53:42,692 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:53:42,696 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:53:42,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:53:42,748 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:53:42,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:53:42,752 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:53:42,754 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:53:42,757 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:53:42,758 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:53:42,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:53:42,761 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:53:42,762 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:53:42,763 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:53:42,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:53:42,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:53:42,768 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:53:42,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:53:42,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:53:42,774 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:53:42,776 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:53:42,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:53:42,780 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:53:42,781 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:53:42,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:53:42,785 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:53:42,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:53:42,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:53:42,788 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:53:42,789 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:53:42,789 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:53:42,790 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:53:42,792 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:53:42,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:53:42,794 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:53:42,794 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:53:42,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:53:42,795 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:53:42,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:53:42,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:53:42,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:53:42,799 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1785b-d8e4-4339-8f46-7f8fbe878ce5/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 00:53:42,822 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:53:42,822 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:53:42,824 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:53:42,824 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:53:42,824 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:53:42,825 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:53:42,825 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:53:42,825 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:53:42,825 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:53:42,825 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:53:42,826 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 00:53:42,826 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 00:53:42,826 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 00:53:42,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:53:42,827 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:53:42,827 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:53:42,827 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:53:42,827 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:53:42,828 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:53:42,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:53:42,828 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:53:42,828 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:53:42,829 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:53:42,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:53:42,829 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_9fb1785b-d8e4-4339-8f46-7f8fbe878ce5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1785b-d8e4-4339-8f46-7f8fbe878ce5/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fabf091179f48b7141dc193b5040f4974c042bd8a2afb03b99137d693bf63ce7 [2021-11-23 00:53:43,104 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:53:43,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:53:43,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:53:43,139 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:53:43,140 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:53:43,142 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1785b-d8e4-4339-8f46-7f8fbe878ce5/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-1.i [2021-11-23 00:53:43,227 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1785b-d8e4-4339-8f46-7f8fbe878ce5/bin/ukojak-LBtLqBUTdQ/data/4d96e9740/1fca34083f834ba8a7fd0bdbbdeb73eb/FLAG7c4b814a1 [2021-11-23 00:53:43,777 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:53:43,778 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1785b-d8e4-4339-8f46-7f8fbe878ce5/sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-1.i [2021-11-23 00:53:43,799 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1785b-d8e4-4339-8f46-7f8fbe878ce5/bin/ukojak-LBtLqBUTdQ/data/4d96e9740/1fca34083f834ba8a7fd0bdbbdeb73eb/FLAG7c4b814a1 [2021-11-23 00:53:44,079 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1785b-d8e4-4339-8f46-7f8fbe878ce5/bin/ukojak-LBtLqBUTdQ/data/4d96e9740/1fca34083f834ba8a7fd0bdbbdeb73eb [2021-11-23 00:53:44,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:53:44,083 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:53:44,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:53:44,111 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:53:44,115 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:53:44,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:53:44" (1/1) ... [2021-11-23 00:53:44,119 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b9af8be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:44, skipping insertion in model container [2021-11-23 00:53:44,119 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:53:44" (1/1) ... [2021-11-23 00:53:44,126 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:53:44,182 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:53:44,491 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_9fb1785b-d8e4-4339-8f46-7f8fbe878ce5/sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-1.i[24987,25000] [2021-11-23 00:53:44,494 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:53:44,502 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:53:44,585 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_9fb1785b-d8e4-4339-8f46-7f8fbe878ce5/sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-1.i[24987,25000] [2021-11-23 00:53:44,585 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:53:44,627 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:53:44,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:44 WrapperNode [2021-11-23 00:53:44,628 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:53:44,629 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:53:44,630 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:53:44,630 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:53:44,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:44" (1/1) ... [2021-11-23 00:53:44,665 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:44" (1/1) ... [2021-11-23 00:53:44,695 INFO L137 Inliner]: procedures = 129, calls = 39, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 191 [2021-11-23 00:53:44,696 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:53:44,697 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:53:44,697 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:53:44,697 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:53:44,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:44" (1/1) ... [2021-11-23 00:53:44,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:44" (1/1) ... [2021-11-23 00:53:44,714 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:44" (1/1) ... [2021-11-23 00:53:44,714 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:44" (1/1) ... [2021-11-23 00:53:44,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:44" (1/1) ... [2021-11-23 00:53:44,744 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:44" (1/1) ... [2021-11-23 00:53:44,746 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:44" (1/1) ... [2021-11-23 00:53:44,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:53:44,751 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:53:44,751 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:53:44,752 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:53:44,752 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:44" (1/1) ... [2021-11-23 00:53:44,769 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:53:44,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1785b-d8e4-4339-8f46-7f8fbe878ce5/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:53:44,812 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1785b-d8e4-4339-8f46-7f8fbe878ce5/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:53:44,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fb1785b-d8e4-4339-8f46-7f8fbe878ce5/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:53:44,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:53:44,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:53:44,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:53:44,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:53:44,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:53:44,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:53:44,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 00:53:44,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:53:44,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:53:44,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:53:44,984 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:53:44,985 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:53:45,309 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:53:45,423 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:53:45,423 INFO L301 CfgBuilder]: Removed 9 assume(true) statements. [2021-11-23 00:53:45,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:53:45 BoogieIcfgContainer [2021-11-23 00:53:45,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:53:45,427 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:53:45,427 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:53:45,451 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:53:45,451 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:53:45" (1/1) ... [2021-11-23 00:53:45,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:53:45,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:45,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 91 states and 108 transitions. [2021-11-23 00:53:45,518 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 108 transitions. [2021-11-23 00:53:45,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 00:53:45,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:45,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:45,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:45,673 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 00:53:45,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:45,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 93 states and 112 transitions. [2021-11-23 00:53:45,716 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 112 transitions. [2021-11-23 00:53:45,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 00:53:45,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:45,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:45,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:45,783 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 00:53:45,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:45,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 94 states and 114 transitions. [2021-11-23 00:53:45,879 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 114 transitions. [2021-11-23 00:53:45,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:53:45,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:45,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:45,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:45,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:45,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:45,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 94 states and 113 transitions. [2021-11-23 00:53:45,938 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 113 transitions. [2021-11-23 00:53:45,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:53:45,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:45,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:45,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:46,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:46,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:46,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 98 states and 121 transitions. [2021-11-23 00:53:46,201 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 121 transitions. [2021-11-23 00:53:46,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:53:46,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:46,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:46,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:46,254 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:53:46,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:46,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 101 states and 125 transitions. [2021-11-23 00:53:46,338 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 125 transitions. [2021-11-23 00:53:46,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:53:46,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:46,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:46,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:46,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:46,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:46,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 103 states and 129 transitions. [2021-11-23 00:53:46,498 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 129 transitions. [2021-11-23 00:53:46,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:53:46,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:46,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:46,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:46,639 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 00:53:47,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:47,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 108 states and 141 transitions. [2021-11-23 00:53:47,069 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 141 transitions. [2021-11-23 00:53:47,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:53:47,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:47,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:47,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:47,162 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 00:53:47,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:47,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 107 states and 140 transitions. [2021-11-23 00:53:47,234 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 140 transitions. [2021-11-23 00:53:47,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:53:47,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:47,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:47,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:47,340 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 00:53:47,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:47,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 106 states and 139 transitions. [2021-11-23 00:53:47,547 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 139 transitions. [2021-11-23 00:53:47,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:53:47,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:47,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:47,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:47,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:47,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:47,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 109 states and 145 transitions. [2021-11-23 00:53:47,966 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 145 transitions. [2021-11-23 00:53:47,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:53:47,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:47,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:47,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:48,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:48,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:48,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 110 states and 147 transitions. [2021-11-23 00:53:48,191 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 147 transitions. [2021-11-23 00:53:48,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:53:48,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:48,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:48,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:48,248 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:48,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:48,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 114 states and 155 transitions. [2021-11-23 00:53:48,530 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 155 transitions. [2021-11-23 00:53:48,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:53:48,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:48,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:48,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:48,694 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:48,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:48,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 115 states and 157 transitions. [2021-11-23 00:53:48,829 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 157 transitions. [2021-11-23 00:53:48,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:53:48,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:48,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:48,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:48,862 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:53:48,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:48,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 118 states and 162 transitions. [2021-11-23 00:53:48,980 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 162 transitions. [2021-11-23 00:53:48,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:53:48,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:48,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:48,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:49,026 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:49,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:49,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 121 states and 167 transitions. [2021-11-23 00:53:49,226 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 167 transitions. [2021-11-23 00:53:49,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:53:49,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:49,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:49,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:49,298 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:49,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:49,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 124 states and 171 transitions. [2021-11-23 00:53:49,711 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 171 transitions. [2021-11-23 00:53:49,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:53:49,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:49,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:49,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:49,742 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:49,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:49,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 125 states and 172 transitions. [2021-11-23 00:53:49,950 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 172 transitions. [2021-11-23 00:53:49,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:53:49,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:49,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:49,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:50,019 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:53:51,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:51,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 139 states and 198 transitions. [2021-11-23 00:53:51,561 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 198 transitions. [2021-11-23 00:53:51,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:53:51,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:51,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:51,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:51,581 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:53:51,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:51,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 142 states and 203 transitions. [2021-11-23 00:53:51,769 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 203 transitions. [2021-11-23 00:53:51,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:53:51,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:51,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:51,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:51,985 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:52,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:52,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 146 states and 209 transitions. [2021-11-23 00:53:52,742 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 209 transitions. [2021-11-23 00:53:52,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:53:52,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:52,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:52,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:52,921 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:53:53,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:53,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 141 states and 200 transitions. [2021-11-23 00:53:53,922 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 200 transitions. [2021-11-23 00:53:53,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:53:53,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:53,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:53,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:54,313 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:53:57,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:57,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 149 states and 214 transitions. [2021-11-23 00:53:57,034 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 214 transitions. [2021-11-23 00:53:57,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:53:57,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:57,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:57,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:57,061 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:53:57,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:57,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 151 states and 218 transitions. [2021-11-23 00:53:57,076 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 218 transitions. [2021-11-23 00:53:57,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:53:57,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:57,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:57,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:57,320 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:53:57,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:57,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 153 states and 223 transitions. [2021-11-23 00:53:57,872 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 223 transitions. [2021-11-23 00:53:57,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:53:57,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:57,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:57,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:57,907 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:53:57,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:57,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 152 states and 222 transitions. [2021-11-23 00:53:57,920 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 222 transitions. [2021-11-23 00:53:57,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:53:57,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:57,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:57,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:58,169 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:53:58,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:58,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 153 states and 224 transitions. [2021-11-23 00:53:58,682 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 224 transitions. [2021-11-23 00:53:58,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:53:58,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:58,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:58,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:58,895 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:54:01,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:01,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 168 states and 248 transitions. [2021-11-23 00:54:01,973 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 248 transitions. [2021-11-23 00:54:01,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:54:01,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:01,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:01,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:02,112 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:54:02,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:02,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 167 states and 247 transitions. [2021-11-23 00:54:02,214 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 247 transitions. [2021-11-23 00:54:02,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:54:02,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:02,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:02,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:02,407 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:54:02,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:02,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 168 states and 248 transitions. [2021-11-23 00:54:02,893 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 248 transitions. [2021-11-23 00:54:02,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:54:02,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:02,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:02,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:03,142 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:54:07,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:07,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 186 states and 279 transitions. [2021-11-23 00:54:07,497 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 279 transitions. [2021-11-23 00:54:07,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:54:07,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:07,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:07,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:07,669 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:54:09,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:09,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 189 states and 284 transitions. [2021-11-23 00:54:09,380 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 284 transitions. [2021-11-23 00:54:09,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:54:09,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:09,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:09,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:10,240 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:54:17,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:17,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 207 states and 335 transitions. [2021-11-23 00:54:17,893 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 335 transitions. [2021-11-23 00:54:17,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:54:17,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:17,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:17,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:18,537 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:54:26,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:26,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 222 states and 363 transitions. [2021-11-23 00:54:26,402 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 363 transitions. [2021-11-23 00:54:26,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:54:26,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:26,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:26,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:26,426 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:54:26,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:26,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 221 states and 362 transitions. [2021-11-23 00:54:26,439 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 362 transitions. [2021-11-23 00:54:26,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:54:26,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:26,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:26,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:26,803 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:54:27,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:27,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 223 states and 366 transitions. [2021-11-23 00:54:27,711 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 366 transitions. [2021-11-23 00:54:27,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:54:27,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:27,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:27,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:30,209 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:54:43,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:43,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 239 states and 395 transitions. [2021-11-23 00:54:43,249 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 395 transitions. [2021-11-23 00:54:43,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:54:43,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:43,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:43,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:43,283 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:45,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:45,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 243 states and 410 transitions. [2021-11-23 00:54:45,570 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 410 transitions. [2021-11-23 00:54:45,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:54:45,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:45,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:45,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:45,603 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:46,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:46,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 246 states and 414 transitions. [2021-11-23 00:54:46,606 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 414 transitions. [2021-11-23 00:54:46,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:54:46,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:46,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:46,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:46,686 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:54:47,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:47,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 250 states and 419 transitions. [2021-11-23 00:54:47,762 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 419 transitions. [2021-11-23 00:54:47,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:54:47,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:47,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:47,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:48,235 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:55:01,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:01,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 264 states and 446 transitions. [2021-11-23 00:55:01,721 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 446 transitions. [2021-11-23 00:55:01,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:55:01,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:01,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:01,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:03,052 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:55:21,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:21,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 284 states and 494 transitions. [2021-11-23 00:55:21,167 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 494 transitions. [2021-11-23 00:55:21,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:55:21,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:21,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:21,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:21,200 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:55:37,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:37,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 302 states and 529 transitions. [2021-11-23 00:55:37,615 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 529 transitions. [2021-11-23 00:55:37,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:55:37,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:37,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:37,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:37,653 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 10 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:40,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:40,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 306 states and 547 transitions. [2021-11-23 00:55:40,798 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 547 transitions. [2021-11-23 00:55:40,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:55:40,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:40,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:40,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:40,835 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:55:41,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:41,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 309 states and 555 transitions. [2021-11-23 00:55:41,826 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 555 transitions. [2021-11-23 00:55:41,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:55:41,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:41,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:41,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:41,867 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:55:54,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:54,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 323 states and 582 transitions. [2021-11-23 00:55:54,771 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 582 transitions. [2021-11-23 00:55:54,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:55:54,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:54,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:54,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:54,801 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:55:55,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:55,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 323 states and 581 transitions. [2021-11-23 00:55:55,783 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 581 transitions. [2021-11-23 00:55:55,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:55:55,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:55,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:55,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:55,814 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:55:58,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:58,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 326 states and 586 transitions. [2021-11-23 00:55:58,382 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 586 transitions. [2021-11-23 00:55:58,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:55:58,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:58,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:58,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:58,411 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:56:12,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:12,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 340 states and 612 transitions. [2021-11-23 00:56:12,067 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 612 transitions. [2021-11-23 00:56:12,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:56:12,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:12,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:12,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:12,096 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:56:31,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:31,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 358 states and 647 transitions. [2021-11-23 00:56:31,288 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 647 transitions. [2021-11-23 00:56:31,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:56:31,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:31,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:31,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:31,376 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:56:34,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:34,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 362 states and 652 transitions. [2021-11-23 00:56:34,342 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 652 transitions. [2021-11-23 00:56:34,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:56:34,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:34,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:34,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:35,381 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 32 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:56:41,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:41,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 369 states and 664 transitions. [2021-11-23 00:56:41,506 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 664 transitions. [2021-11-23 00:56:41,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:56:41,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:41,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:41,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:41,540 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:56:44,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:44,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 372 states and 669 transitions. [2021-11-23 00:56:44,313 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 669 transitions. [2021-11-23 00:56:44,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:56:44,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:44,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:44,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:45,525 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 8 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:57:06,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:06,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 388 states and 703 transitions. [2021-11-23 00:57:06,109 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 703 transitions. [2021-11-23 00:57:06,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:57:06,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:06,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:06,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:06,151 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:57:23,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:23,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 402 states and 729 transitions. [2021-11-23 00:57:23,572 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 729 transitions. [2021-11-23 00:57:23,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:57:23,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:23,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:23,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:24,246 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 27 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:57:42,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:42,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 417 states and 758 transitions. [2021-11-23 00:57:42,887 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 758 transitions. [2021-11-23 00:57:42,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:57:42,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:42,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:42,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:43,848 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 21 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:49,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:49,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 421 states and 765 transitions. [2021-11-23 00:57:49,290 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 765 transitions. [2021-11-23 00:57:49,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:57:49,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:49,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:49,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:50,198 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:57:56,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:56,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 425 states and 771 transitions. [2021-11-23 00:57:56,081 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 771 transitions. [2021-11-23 00:57:56,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:57:56,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:56,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:56,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:58,112 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 9 proven. 7 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:58:33,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:33,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 455 states and 837 transitions. [2021-11-23 00:58:33,436 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 837 transitions. [2021-11-23 00:58:33,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:58:33,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:33,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:33,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:33,472 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:58:37,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:37,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 452 states and 829 transitions. [2021-11-23 00:58:37,143 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 829 transitions. [2021-11-23 00:58:37,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:58:37,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:37,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:37,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:37,178 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:58:40,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:40,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 452 states and 826 transitions. [2021-11-23 00:58:40,786 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 826 transitions. [2021-11-23 00:58:40,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:58:40,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:40,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:40,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:40,822 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 21 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:44,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:44,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 455 states and 830 transitions. [2021-11-23 00:58:44,319 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 830 transitions. [2021-11-23 00:58:44,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:58:44,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:44,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:44,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:44,483 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 14 proven. 10 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:59:17,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 471 states and 862 transitions. [2021-11-23 00:59:17,796 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 862 transitions. [2021-11-23 00:59:17,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:59:17,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:18,724 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 01:00:04,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:04,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 507 states and 941 transitions. [2021-11-23 01:00:04,378 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 941 transitions. [2021-11-23 01:00:04,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:00:04,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:04,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:04,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:04,406 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 01:00:15,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:15,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 520 states and 976 transitions. [2021-11-23 01:00:15,830 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 976 transitions. [2021-11-23 01:00:15,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:00:15,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:15,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:15,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:15,865 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 15 proven. 16 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:00:20,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:20,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 524 states and 982 transitions. [2021-11-23 01:00:20,225 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 982 transitions. [2021-11-23 01:00:20,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:00:20,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:20,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:20,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:24,143 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 2 proven. 46 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:01:07,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:07,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 549 states and 1034 transitions. [2021-11-23 01:01:07,603 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1034 transitions. [2021-11-23 01:01:07,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:01:07,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:07,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:07,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:10,710 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:01:39,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:39,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 569 states and 1084 transitions. [2021-11-23 01:01:39,132 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1084 transitions. [2021-11-23 01:01:39,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:01:39,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:39,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:39,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:43,368 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:02:17,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:17,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 590 states and 1135 transitions. [2021-11-23 01:02:17,356 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1135 transitions. [2021-11-23 01:02:17,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:02:17,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:17,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:17,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:19,630 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 2 proven. 49 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:02:24,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:24,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 592 states and 1138 transitions. [2021-11-23 01:02:24,040 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1138 transitions. [2021-11-23 01:02:24,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:02:24,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:24,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:24,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:24,875 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:03:03,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:03,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 616 states and 1192 transitions. [2021-11-23 01:03:03,187 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1192 transitions. [2021-11-23 01:03:03,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:03:03,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:03,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:03,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:06,728 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:04:01,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:01,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 643 states and 1243 transitions. [2021-11-23 01:04:01,743 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1243 transitions. [2021-11-23 01:04:01,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:04:01,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:01,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:01,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:01,776 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:04:16,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:16,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 656 states and 1269 transitions. [2021-11-23 01:04:16,988 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1269 transitions. [2021-11-23 01:04:16,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:04:16,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:16,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:16,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:17,041 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:04:33,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:33,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 669 states and 1295 transitions. [2021-11-23 01:04:33,521 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1295 transitions. [2021-11-23 01:04:33,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:04:33,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:33,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:33,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:33,795 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 2 proven. 46 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:04:46,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:46,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 676 states and 1306 transitions. [2021-11-23 01:04:46,090 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1306 transitions. [2021-11-23 01:04:46,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:04:46,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:46,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:46,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:46,252 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 11 proven. 13 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 01:05:31,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:31,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 693 states and 1339 transitions. [2021-11-23 01:05:31,148 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1339 transitions. [2021-11-23 01:05:31,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:05:31,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:31,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:31,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:31,301 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 11 proven. 13 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked.