./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/sll2c_prepend_equal.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_7e97bfb9-091e-4a14-aff3-547dde62e7c7/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e97bfb9-091e-4a14-aff3-547dde62e7c7/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_7e97bfb9-091e-4a14-aff3-547dde62e7c7/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e97bfb9-091e-4a14-aff3-547dde62e7c7/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/sll2c_prepend_equal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e97bfb9-091e-4a14-aff3-547dde62e7c7/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_7e97bfb9-091e-4a14-aff3-547dde62e7c7/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 f682d6a9f9df80cf11b356f08ea6be5ab5adaf1b414fc8a476877af8610cc552 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:54:53,726 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:54:53,729 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:54:53,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:54:53,772 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:54:53,773 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:54:53,776 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:54:53,783 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:54:53,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:54:53,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:54:53,789 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:54:53,791 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:54:53,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:54:53,797 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:54:53,800 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:54:53,804 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:54:53,806 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:54:53,814 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:54:53,816 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:54:53,822 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:54:53,828 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:54:53,830 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:54:53,832 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:54:53,833 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:54:53,838 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:54:53,839 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:54:53,839 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:54:53,840 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:54:53,841 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:54:53,842 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:54:53,843 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:54:53,844 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:54:53,845 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:54:53,846 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:54:53,847 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:54:53,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:54:53,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:54:53,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:54:53,850 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:54:53,851 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:54:53,852 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:54:53,853 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e97bfb9-091e-4a14-aff3-547dde62e7c7/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 00:54:53,880 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:54:53,880 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:54:53,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:54:53,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:54:53,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:54:53,883 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:54:53,883 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:54:53,883 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:54:53,883 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:54:53,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:54:53,884 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 00:54:53,884 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 00:54:53,884 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 00:54:53,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:54:53,885 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:54:53,885 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:54:53,885 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:54:53,886 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:54:53,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:54:53,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:54:53,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:54:53,887 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:54:53,887 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:54:53,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:54:53,888 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_7e97bfb9-091e-4a14-aff3-547dde62e7c7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e97bfb9-091e-4a14-aff3-547dde62e7c7/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f682d6a9f9df80cf11b356f08ea6be5ab5adaf1b414fc8a476877af8610cc552 [2021-11-23 00:54:54,201 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:54:54,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:54:54,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:54:54,231 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:54:54,232 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:54:54,234 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e97bfb9-091e-4a14-aff3-547dde62e7c7/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/list-simple/sll2c_prepend_equal.i [2021-11-23 00:54:54,314 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e97bfb9-091e-4a14-aff3-547dde62e7c7/bin/ukojak-LBtLqBUTdQ/data/0d8c13313/e5b770c73de143c09f501c2cc6967022/FLAGb10a5ea6c [2021-11-23 00:54:54,909 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:54:54,909 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e97bfb9-091e-4a14-aff3-547dde62e7c7/sv-benchmarks/c/list-simple/sll2c_prepend_equal.i [2021-11-23 00:54:54,923 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e97bfb9-091e-4a14-aff3-547dde62e7c7/bin/ukojak-LBtLqBUTdQ/data/0d8c13313/e5b770c73de143c09f501c2cc6967022/FLAGb10a5ea6c [2021-11-23 00:54:55,167 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e97bfb9-091e-4a14-aff3-547dde62e7c7/bin/ukojak-LBtLqBUTdQ/data/0d8c13313/e5b770c73de143c09f501c2cc6967022 [2021-11-23 00:54:55,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:54:55,171 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:54:55,173 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:54:55,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:54:55,183 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:54:55,184 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:54:55" (1/1) ... [2021-11-23 00:54:55,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36d69b60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:55, skipping insertion in model container [2021-11-23 00:54:55,185 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:54:55" (1/1) ... [2021-11-23 00:54:55,195 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:54:55,254 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:54:55,602 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_7e97bfb9-091e-4a14-aff3-547dde62e7c7/sv-benchmarks/c/list-simple/sll2c_prepend_equal.i[24458,24471] [2021-11-23 00:54:55,605 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:54:55,614 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:54:55,658 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_7e97bfb9-091e-4a14-aff3-547dde62e7c7/sv-benchmarks/c/list-simple/sll2c_prepend_equal.i[24458,24471] [2021-11-23 00:54:55,659 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:54:55,694 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:54:55,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:55 WrapperNode [2021-11-23 00:54:55,695 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:54:55,696 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:54:55,696 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:54:55,697 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:54:55,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:55" (1/1) ... [2021-11-23 00:54:55,722 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:55" (1/1) ... [2021-11-23 00:54:55,753 INFO L137 Inliner]: procedures = 127, calls = 43, calls flagged for inlining = 9, calls inlined = 11, statements flattened = 169 [2021-11-23 00:54:55,753 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:54:55,754 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:54:55,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:54:55,755 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:54:55,764 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:55" (1/1) ... [2021-11-23 00:54:55,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:55" (1/1) ... [2021-11-23 00:54:55,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:55" (1/1) ... [2021-11-23 00:54:55,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:55" (1/1) ... [2021-11-23 00:54:55,781 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:55" (1/1) ... [2021-11-23 00:54:55,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:55" (1/1) ... [2021-11-23 00:54:55,788 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:55" (1/1) ... [2021-11-23 00:54:55,792 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:54:55,793 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:54:55,793 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:54:55,793 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:54:55,794 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:55" (1/1) ... [2021-11-23 00:54:55,803 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:54:55,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e97bfb9-091e-4a14-aff3-547dde62e7c7/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:54:55,832 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e97bfb9-091e-4a14-aff3-547dde62e7c7/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:54:55,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e97bfb9-091e-4a14-aff3-547dde62e7c7/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:54:55,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:54:55,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:54:55,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:54:55,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:54:55,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:54:55,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:54:55,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:54:55,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:54:55,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 00:54:55,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:54:55,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:54:55,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:54:56,048 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:54:56,050 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:54:56,570 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:54:56,650 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:54:56,650 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-23 00:54:56,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:56 BoogieIcfgContainer [2021-11-23 00:54:56,653 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:54:56,654 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:54:56,654 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:54:56,663 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:54:56,663 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:56" (1/1) ... [2021-11-23 00:54:56,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:54:56,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:56,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 112 states and 124 transitions. [2021-11-23 00:54:56,741 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 124 transitions. [2021-11-23 00:54:56,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 00:54:56,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:56,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:56,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:56,899 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 00:54:56,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:56,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 111 states and 123 transitions. [2021-11-23 00:54:56,940 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 123 transitions. [2021-11-23 00:54:56,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 00:54:56,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:56,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:56,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:57,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 110 states and 122 transitions. [2021-11-23 00:54:57,126 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 122 transitions. [2021-11-23 00:54:57,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:54:57,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,178 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 00:54:57,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 109 states and 121 transitions. [2021-11-23 00:54:57,212 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 121 transitions. [2021-11-23 00:54:57,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:54:57,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,293 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 00:54:57,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 108 states and 120 transitions. [2021-11-23 00:54:57,321 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 120 transitions. [2021-11-23 00:54:57,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:54:57,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,407 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 00:54:57,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 109 states and 122 transitions. [2021-11-23 00:54:57,562 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 122 transitions. [2021-11-23 00:54:57,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:54:57,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,634 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 00:54:57,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 108 states and 121 transitions. [2021-11-23 00:54:57,675 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 121 transitions. [2021-11-23 00:54:57,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:54:57,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,734 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 00:54:57,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 107 states and 120 transitions. [2021-11-23 00:54:57,765 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 120 transitions. [2021-11-23 00:54:57,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:54:57,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,819 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 00:54:57,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 106 states and 119 transitions. [2021-11-23 00:54:57,841 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 119 transitions. [2021-11-23 00:54:57,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:54:57,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,897 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 00:54:57,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 105 states and 118 transitions. [2021-11-23 00:54:57,921 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 118 transitions. [2021-11-23 00:54:57,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:54:57,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,978 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 00:54:58,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:58,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 104 states and 117 transitions. [2021-11-23 00:54:58,012 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 117 transitions. [2021-11-23 00:54:58,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:54:58,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:58,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:58,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:58,108 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 00:54:58,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:58,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 103 states and 116 transitions. [2021-11-23 00:54:58,261 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 116 transitions. [2021-11-23 00:54:58,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:54:58,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:58,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:58,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:58,435 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 00:54:59,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:59,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 102 states and 115 transitions. [2021-11-23 00:54:59,125 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 115 transitions. [2021-11-23 00:54:59,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:54:59,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:59,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:59,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:59,241 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 00:55:00,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:00,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 101 states and 114 transitions. [2021-11-23 00:55:00,282 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 114 transitions. [2021-11-23 00:55:00,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:55:00,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:00,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:00,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:00,307 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 00:55:00,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:00,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 100 states and 113 transitions. [2021-11-23 00:55:00,332 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 113 transitions. [2021-11-23 00:55:00,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:55:00,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:00,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:00,362 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 00:55:00,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:00,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 99 states and 112 transitions. [2021-11-23 00:55:00,383 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 112 transitions. [2021-11-23 00:55:00,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:55:00,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:00,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:00,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:00,410 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 00:55:00,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:00,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 98 states and 111 transitions. [2021-11-23 00:55:00,425 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 111 transitions. [2021-11-23 00:55:00,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:55:00,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:00,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:00,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:00,456 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 00:55:00,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:00,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 97 states and 110 transitions. [2021-11-23 00:55:00,471 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 110 transitions. [2021-11-23 00:55:00,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:55:00,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:00,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:00,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:00,879 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 00:55:02,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:02,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 108 states and 129 transitions. [2021-11-23 00:55:02,779 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 129 transitions. [2021-11-23 00:55:02,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:55:02,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:02,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:02,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:03,131 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 00:55:05,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:05,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 95 states and 108 transitions. [2021-11-23 00:55:05,926 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2021-11-23 00:55:05,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:55:05,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:05,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:05,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:05,955 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 00:55:05,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:05,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 94 states and 107 transitions. [2021-11-23 00:55:05,977 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 107 transitions. [2021-11-23 00:55:05,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:55:05,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:05,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:05,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:06,206 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 00:55:06,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:06,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 93 states and 106 transitions. [2021-11-23 00:55:06,655 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 106 transitions. [2021-11-23 00:55:06,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:55:06,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:06,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:06,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:06,681 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 00:55:06,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:06,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 92 states and 105 transitions. [2021-11-23 00:55:06,691 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 105 transitions. [2021-11-23 00:55:06,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:55:06,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:06,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:06,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:06,722 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 00:55:06,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:06,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 91 states and 104 transitions. [2021-11-23 00:55:06,734 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 104 transitions. [2021-11-23 00:55:06,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:55:06,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:06,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:06,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:07,420 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 00:55:09,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:09,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 92 states and 105 transitions. [2021-11-23 00:55:09,900 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 105 transitions. [2021-11-23 00:55:09,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:55:09,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:09,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:09,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:10,836 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 00:55:14,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:14,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 93 states and 107 transitions. [2021-11-23 00:55:14,902 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 107 transitions. [2021-11-23 00:55:14,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:55:14,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:14,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:14,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:15,044 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 00:55:16,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:16,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 92 states and 106 transitions. [2021-11-23 00:55:16,598 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 106 transitions. [2021-11-23 00:55:16,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:55:16,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:16,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:16,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:16,748 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 00:55:18,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:18,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 91 states and 105 transitions. [2021-11-23 00:55:18,783 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 105 transitions. [2021-11-23 00:55:18,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:55:18,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:18,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:18,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:18,808 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 00:55:19,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:19,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 93 states and 109 transitions. [2021-11-23 00:55:19,282 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 109 transitions. [2021-11-23 00:55:19,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:55:19,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:19,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:19,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:19,313 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 00:55:19,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:19,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 95 states and 113 transitions. [2021-11-23 00:55:19,813 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 113 transitions. [2021-11-23 00:55:19,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:55:19,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:19,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:19,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:20,095 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 00:55:23,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:23,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 97 states and 116 transitions. [2021-11-23 00:55:23,333 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 116 transitions. [2021-11-23 00:55:23,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:55:23,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:23,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:23,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:23,905 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 00:55:27,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:27,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 99 states and 119 transitions. [2021-11-23 00:55:27,988 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 119 transitions. [2021-11-23 00:55:27,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:55:27,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:27,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:28,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:28,013 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 00:55:28,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:28,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 98 states and 118 transitions. [2021-11-23 00:55:28,027 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 118 transitions. [2021-11-23 00:55:28,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:55:28,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:28,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:28,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:28,087 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 00:55:28,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:28,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 100 states and 121 transitions. [2021-11-23 00:55:28,112 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 121 transitions. [2021-11-23 00:55:28,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:55:28,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:28,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:28,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:28,142 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 00:55:28,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:28,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 101 states and 123 transitions. [2021-11-23 00:55:28,771 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 123 transitions. [2021-11-23 00:55:28,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:55:28,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:28,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:28,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:28,954 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 00:55:30,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:30,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 102 states and 124 transitions. [2021-11-23 00:55:30,130 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 124 transitions. [2021-11-23 00:55:30,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:55:30,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:30,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:30,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:31,972 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 00:55:40,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:40,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 104 states and 127 transitions. [2021-11-23 00:55:40,624 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 127 transitions. [2021-11-23 00:55:40,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:55:40,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:40,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:40,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:41,790 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 00:55:43,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:43,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 102 states and 124 transitions. [2021-11-23 00:55:43,622 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 124 transitions. [2021-11-23 00:55:43,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:55:43,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:43,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:43,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:43,649 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 00:55:45,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:45,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 107 states and 133 transitions. [2021-11-23 00:55:45,722 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 133 transitions. [2021-11-23 00:55:45,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:55:45,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:45,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:45,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:45,755 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 00:55:47,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:47,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 112 states and 142 transitions. [2021-11-23 00:55:47,850 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 142 transitions. [2021-11-23 00:55:47,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:55:47,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:47,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:47,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:50,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:03,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:03,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 129 states and 172 transitions. [2021-11-23 00:56:03,918 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 172 transitions. [2021-11-23 00:56:03,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:56:03,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:03,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:03,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:07,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:25,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:25,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 139 states and 192 transitions. [2021-11-23 00:56:25,253 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 192 transitions. [2021-11-23 00:56:25,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:56:25,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:25,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:25,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:25,277 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 00:56:26,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:26,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 140 states and 194 transitions. [2021-11-23 00:56:26,074 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 194 transitions. [2021-11-23 00:56:26,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:56:26,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:26,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:26,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:26,105 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 00:56:26,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:26,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 142 states and 197 transitions. [2021-11-23 00:56:26,605 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 197 transitions. [2021-11-23 00:56:26,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:56:26,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:26,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:26,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:26,634 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:56:27,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:27,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 143 states and 198 transitions. [2021-11-23 00:56:27,694 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 198 transitions. [2021-11-23 00:56:27,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:56:27,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:27,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:27,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:27,717 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:56:28,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:28,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 143 states and 197 transitions. [2021-11-23 00:56:28,778 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 197 transitions. [2021-11-23 00:56:28,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:56:28,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:28,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:28,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:28,801 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 00:56:29,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:29,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 145 states and 201 transitions. [2021-11-23 00:56:29,812 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 201 transitions. [2021-11-23 00:56:29,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:56:29,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:29,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:29,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:29,847 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 00:56:30,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:30,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 147 states and 204 transitions. [2021-11-23 00:56:30,570 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 204 transitions. [2021-11-23 00:56:30,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:56:30,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:30,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:30,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:30,661 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 00:56:39,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:39,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 154 states and 220 transitions. [2021-11-23 00:56:39,126 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 220 transitions. [2021-11-23 00:56:39,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:56:39,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:39,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:39,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:39,158 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 00:56:47,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:47,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 161 states and 236 transitions. [2021-11-23 00:56:47,918 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 236 transitions. [2021-11-23 00:56:47,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:56:47,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:47,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:47,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:47,977 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:56:49,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:49,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 162 states and 238 transitions. [2021-11-23 00:56:49,373 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 238 transitions. [2021-11-23 00:56:49,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:56:49,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:49,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:49,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:49,398 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:56:50,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:50,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 163 states and 238 transitions. [2021-11-23 00:56:50,680 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 238 transitions. [2021-11-23 00:56:50,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:56:50,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:50,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:50,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:55,321 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:11,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:11,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 173 states and 263 transitions. [2021-11-23 00:57:11,755 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 263 transitions. [2021-11-23 00:57:11,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:57:11,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:11,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:11,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:15,936 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:39,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:39,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 186 states and 299 transitions. [2021-11-23 00:57:39,237 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 299 transitions. [2021-11-23 00:57:39,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:57:39,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:39,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:39,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:39,600 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:42,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:42,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 190 states and 303 transitions. [2021-11-23 00:57:42,986 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 303 transitions. [2021-11-23 00:57:42,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:57:42,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:42,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:42,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:43,008 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:45,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:45,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 155 states and 247 transitions. [2021-11-23 00:57:45,208 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 247 transitions. [2021-11-23 00:57:45,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:57:45,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:45,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:45,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:48,741 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 00:58:05,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:05,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 162 states and 269 transitions. [2021-11-23 00:58:05,208 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 269 transitions. [2021-11-23 00:58:05,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:58:05,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:05,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:05,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:08,213 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 00:58:16,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:16,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 167 states and 281 transitions. [2021-11-23 00:58:16,142 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 281 transitions. [2021-11-23 00:58:16,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:58:16,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:16,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:16,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:20,200 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 00:58:42,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:42,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 170 states and 284 transitions. [2021-11-23 00:58:42,641 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 284 transitions. [2021-11-23 00:58:42,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:58:42,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:42,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:42,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:42,685 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:58:48,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:48,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 173 states and 293 transitions. [2021-11-23 00:58:48,637 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 293 transitions. [2021-11-23 00:58:48,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:58:48,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:48,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:48,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:49,285 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:58:56,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:56,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 176 states and 297 transitions. [2021-11-23 00:58:56,026 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 297 transitions. [2021-11-23 00:58:56,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:58:56,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:56,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:56,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:56,559 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:58:58,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:58,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 177 states and 298 transitions. [2021-11-23 00:58:58,559 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 298 transitions. [2021-11-23 00:58:58,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:58:58,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:58,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:58,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:58,590 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:59:03,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 181 states and 309 transitions. [2021-11-23 00:59:03,219 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 309 transitions. [2021-11-23 00:59:03,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:59:03,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:03,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:03,270 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:59:08,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:08,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 184 states and 315 transitions. [2021-11-23 00:59:08,956 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 315 transitions. [2021-11-23 00:59:08,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:59:08,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:08,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:08,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:08,986 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:59:10,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:10,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 185 states and 315 transitions. [2021-11-23 00:59:10,851 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 315 transitions. [2021-11-23 00:59:10,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:59:10,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:10,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:10,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:10,901 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:59:12,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:12,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 186 states and 315 transitions. [2021-11-23 00:59:12,952 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 315 transitions. [2021-11-23 00:59:12,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:59:12,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:12,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:12,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:13,602 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:59:17,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 96 states and 119 transitions. [2021-11-23 00:59:17,919 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 119 transitions. [2021-11-23 00:59:17,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:59:17,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:19,019 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:59:21,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 93 states and 113 transitions. [2021-11-23 00:59:21,362 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 113 transitions. [2021-11-23 00:59:21,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:59:21,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:21,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:22,429 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:59:24,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:24,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 90 states and 109 transitions. [2021-11-23 00:59:24,505 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 109 transitions. [2021-11-23 00:59:24,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:59:24,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:24,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:24,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:33,633 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:15,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:15,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 92 states and 112 transitions. [2021-11-23 01:00:15,138 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 112 transitions. [2021-11-23 01:00:15,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:00:15,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:15,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:15,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:15,162 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:00:16,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:16,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 91 states and 111 transitions. [2021-11-23 01:00:16,732 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 111 transitions. [2021-11-23 01:00:16,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:00:16,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:16,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:16,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:17,566 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:20,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:20,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 92 states and 113 transitions. [2021-11-23 01:00:20,286 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 113 transitions. [2021-11-23 01:00:20,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:00:20,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:20,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:20,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:24,113 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:00:30,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:30,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 94 states and 116 transitions. [2021-11-23 01:00:30,717 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 116 transitions. [2021-11-23 01:00:30,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:00:30,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:30,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:30,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:31,597 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:40,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:40,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 94 states and 115 transitions. [2021-11-23 01:00:40,274 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 115 transitions. [2021-11-23 01:00:40,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:00:40,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:40,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:40,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:41,287 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:43,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:43,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 97 states and 120 transitions. [2021-11-23 01:00:43,690 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 120 transitions. [2021-11-23 01:00:43,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:00:43,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:43,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:43,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:44,931 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:50,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:50,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 96 states and 117 transitions. [2021-11-23 01:00:50,374 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 117 transitions. [2021-11-23 01:00:50,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:00:50,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:50,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:50,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:51,337 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:59,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:59,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 96 states and 116 transitions. [2021-11-23 01:00:59,766 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 116 transitions. [2021-11-23 01:00:59,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:00:59,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:59,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:59,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:00,623 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:03,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:03,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 87 states and 102 transitions. [2021-11-23 01:01:03,270 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 102 transitions. [2021-11-23 01:01:03,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:01:03,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:03,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:03,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:03,307 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:01:08,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:08,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 91 states and 109 transitions. [2021-11-23 01:01:08,133 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 109 transitions. [2021-11-23 01:01:08,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:01:08,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:08,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:08,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:08,322 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:01:13,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:13,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 95 states and 116 transitions. [2021-11-23 01:01:13,820 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 116 transitions. [2021-11-23 01:01:13,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:01:13,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:13,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:13,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:23,496 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 01:02:11,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:11,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 104 states and 130 transitions. [2021-11-23 01:02:11,277 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 130 transitions. [2021-11-23 01:02:11,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:02:11,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:11,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:11,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:20,032 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:03:01,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:01,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 115 states and 147 transitions. [2021-11-23 01:03:01,554 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 147 transitions. [2021-11-23 01:03:01,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:03:01,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:01,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:01,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:02,686 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 01:03:09,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:09,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 115 states and 146 transitions. [2021-11-23 01:03:09,343 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 146 transitions. [2021-11-23 01:03:09,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:03:09,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:09,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:09,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:09,742 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:03:16,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:16,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 111 states and 141 transitions. [2021-11-23 01:03:16,760 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 141 transitions. [2021-11-23 01:03:16,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:03:16,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:16,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:16,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:17,991 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 01:03:24,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:24,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 111 states and 140 transitions. [2021-11-23 01:03:24,487 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 140 transitions. [2021-11-23 01:03:24,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:03:24,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:24,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:24,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:24,872 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:03:42,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:42,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 109 states and 136 transitions. [2021-11-23 01:03:42,573 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 136 transitions. [2021-11-23 01:03:42,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:03:42,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:42,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:42,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:43,566 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 01:03:47,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:47,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 102 states and 128 transitions. [2021-11-23 01:03:47,188 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 128 transitions. [2021-11-23 01:03:47,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:03:47,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:47,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:47,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:59,027 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:07,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:07,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 113 states and 151 transitions. [2021-11-23 01:05:07,471 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 151 transitions. [2021-11-23 01:05:07,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:05:07,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:07,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:07,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:08,649 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:19,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:19,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 113 states and 150 transitions. [2021-11-23 01:05:19,656 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 150 transitions. [2021-11-23 01:05:19,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:05:19,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:19,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:19,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:20,912 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:32,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:32,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 107 states and 143 transitions. [2021-11-23 01:05:32,119 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 143 transitions. [2021-11-23 01:05:32,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:05:32,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:32,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:32,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:51,185 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.