./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label30.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745f87e8-2812-41f3-87c5-07d0b3c95564/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745f87e8-2812-41f3-87c5-07d0b3c95564/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745f87e8-2812-41f3-87c5-07d0b3c95564/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745f87e8-2812-41f3-87c5-07d0b3c95564/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label30.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745f87e8-2812-41f3-87c5-07d0b3c95564/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745f87e8-2812-41f3-87c5-07d0b3c95564/bin/ukojak-Rh5K9KB4LI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6b291da6da115062c14f66e51226c64b32b538a6c3d52e3544b8930bfb203253 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:44:31,657 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:44:31,660 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:44:31,725 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:44:31,726 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:44:31,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:44:31,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:44:31,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:44:31,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:44:31,749 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:44:31,751 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:44:31,753 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:44:31,753 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:44:31,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:44:31,759 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:44:31,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:44:31,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:44:31,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:44:31,780 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:44:31,784 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:44:31,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:44:31,790 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:44:31,794 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:44:31,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:44:31,803 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:44:31,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:44:31,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:44:31,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:44:31,807 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:44:31,808 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:44:31,809 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:44:31,810 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:44:31,812 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:44:31,821 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:44:31,822 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:44:31,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:44:31,823 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:44:31,823 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:44:31,823 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:44:31,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:44:31,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:44:31,825 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745f87e8-2812-41f3-87c5-07d0b3c95564/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:44:31,850 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:44:31,850 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:44:31,851 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:44:31,851 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:44:31,852 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:44:31,852 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:44:31,852 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:44:31,852 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:44:31,853 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:44:31,853 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:44:31,853 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:44:31,853 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:44:31,853 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:44:31,853 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:44:31,854 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:44:31,854 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:44:31,854 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:44:31,854 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:44:31,854 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:44:31,855 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:44:31,855 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:44:31,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:44:31,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:44:31,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:44:31,856 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:44:31,856 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:44:31,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:44:31,856 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:44:31,856 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_745f87e8-2812-41f3-87c5-07d0b3c95564/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745f87e8-2812-41f3-87c5-07d0b3c95564/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b291da6da115062c14f66e51226c64b32b538a6c3d52e3544b8930bfb203253 [2021-10-29 03:44:32,109 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:44:32,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:44:32,141 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:44:32,142 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:44:32,143 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:44:32,146 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745f87e8-2812-41f3-87c5-07d0b3c95564/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/eca-rers2012/Problem01_label30.c [2021-10-29 03:44:32,218 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745f87e8-2812-41f3-87c5-07d0b3c95564/bin/ukojak-Rh5K9KB4LI/data/438fa7b2a/495e08802b814370bbabbfd0c1aaac88/FLAG57991e90a [2021-10-29 03:44:32,857 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:44:32,860 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745f87e8-2812-41f3-87c5-07d0b3c95564/sv-benchmarks/c/eca-rers2012/Problem01_label30.c [2021-10-29 03:44:32,878 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745f87e8-2812-41f3-87c5-07d0b3c95564/bin/ukojak-Rh5K9KB4LI/data/438fa7b2a/495e08802b814370bbabbfd0c1aaac88/FLAG57991e90a [2021-10-29 03:44:33,100 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745f87e8-2812-41f3-87c5-07d0b3c95564/bin/ukojak-Rh5K9KB4LI/data/438fa7b2a/495e08802b814370bbabbfd0c1aaac88 [2021-10-29 03:44:33,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:44:33,104 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:44:33,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:44:33,107 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:44:33,110 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:44:33,112 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:44:33" (1/1) ... [2021-10-29 03:44:33,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56fd74ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:44:33, skipping insertion in model container [2021-10-29 03:44:33,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:44:33" (1/1) ... [2021-10-29 03:44:33,124 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:44:33,187 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:44:33,601 WARN L228 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_745f87e8-2812-41f3-87c5-07d0b3c95564/sv-benchmarks/c/eca-rers2012/Problem01_label30.c[21088,21101] [2021-10-29 03:44:33,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:44:33,673 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:44:33,788 WARN L228 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_745f87e8-2812-41f3-87c5-07d0b3c95564/sv-benchmarks/c/eca-rers2012/Problem01_label30.c[21088,21101] [2021-10-29 03:44:33,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:44:33,815 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:44:33,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:44:33 WrapperNode [2021-10-29 03:44:33,815 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:44:33,817 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:44:33,817 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:44:33,817 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:44:33,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:44:33" (1/1) ... [2021-10-29 03:44:33,850 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:44:33" (1/1) ... [2021-10-29 03:44:33,951 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:44:33,952 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:44:33,953 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:44:33,953 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:44:33,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:44:33" (1/1) ... [2021-10-29 03:44:33,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:44:33" (1/1) ... [2021-10-29 03:44:33,968 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:44:33" (1/1) ... [2021-10-29 03:44:33,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:44:33" (1/1) ... [2021-10-29 03:44:33,995 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:44:33" (1/1) ... [2021-10-29 03:44:34,006 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:44:33" (1/1) ... [2021-10-29 03:44:34,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:44:33" (1/1) ... [2021-10-29 03:44:34,023 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:44:34,024 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:44:34,024 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:44:34,025 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:44:34,026 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:44:33" (1/1) ... [2021-10-29 03:44:34,055 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:44:34,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745f87e8-2812-41f3-87c5-07d0b3c95564/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:44:34,088 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745f87e8-2812-41f3-87c5-07d0b3c95564/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:44:34,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745f87e8-2812-41f3-87c5-07d0b3c95564/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:44:34,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:44:34,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:44:34,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:44:34,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:44:35,944 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:44:35,944 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 03:44:35,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:44:35 BoogieIcfgContainer [2021-10-29 03:44:35,947 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:44:35,948 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:44:35,948 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:44:35,958 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:44:35,958 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:44:35" (1/1) ... [2021-10-29 03:44:35,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:44:36,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:36,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2021-10-29 03:44:36,022 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2021-10-29 03:44:36,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-10-29 03:44:36,028 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:36,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:36,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:36,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:44:37,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:37,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 145 states and 220 transitions. [2021-10-29 03:44:37,149 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 220 transitions. [2021-10-29 03:44:37,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-10-29 03:44:37,153 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:37,153 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:37,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:37,242 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:44:38,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:38,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 214 states and 297 transitions. [2021-10-29 03:44:38,031 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 297 transitions. [2021-10-29 03:44:38,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-10-29 03:44:38,034 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:38,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:38,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:38,273 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:44:38,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:38,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 283 states and 367 transitions. [2021-10-29 03:44:38,964 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 367 transitions. [2021-10-29 03:44:38,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-10-29 03:44:38,968 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:38,968 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:38,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:39,028 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:44:39,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:39,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 294 states and 380 transitions. [2021-10-29 03:44:39,387 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 380 transitions. [2021-10-29 03:44:39,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-10-29 03:44:39,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:39,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:39,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:39,449 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:44:39,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:39,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 303 states and 391 transitions. [2021-10-29 03:44:39,770 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 391 transitions. [2021-10-29 03:44:39,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-10-29 03:44:39,772 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:39,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:39,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:39,892 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:44:40,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:40,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 305 states and 394 transitions. [2021-10-29 03:44:40,070 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 394 transitions. [2021-10-29 03:44:40,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-10-29 03:44:40,073 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:40,074 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:40,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:40,181 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:44:40,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:40,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 316 states and 408 transitions. [2021-10-29 03:44:40,446 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 408 transitions. [2021-10-29 03:44:40,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-10-29 03:44:40,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:40,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:40,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:40,503 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:44:40,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:40,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 335 states and 429 transitions. [2021-10-29 03:44:40,808 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 429 transitions. [2021-10-29 03:44:40,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-10-29 03:44:40,810 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:40,810 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:40,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:40,878 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-29 03:44:41,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:41,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 350 states and 446 transitions. [2021-10-29 03:44:41,454 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 446 transitions. [2021-10-29 03:44:41,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-10-29 03:44:41,456 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:41,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:41,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:41,566 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:44:41,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:41,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 361 states and 459 transitions. [2021-10-29 03:44:41,855 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 459 transitions. [2021-10-29 03:44:41,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-10-29 03:44:41,857 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:41,857 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:41,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:41,939 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:44:42,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:42,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 372 states and 473 transitions. [2021-10-29 03:44:42,272 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 473 transitions. [2021-10-29 03:44:42,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-10-29 03:44:42,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:42,274 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:42,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:42,372 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:44:43,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:43,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 420 states and 527 transitions. [2021-10-29 03:44:43,223 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 527 transitions. [2021-10-29 03:44:43,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-10-29 03:44:43,225 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:43,226 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:43,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:43,309 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:44:43,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:43,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 439 states and 546 transitions. [2021-10-29 03:44:43,754 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 546 transitions. [2021-10-29 03:44:43,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-10-29 03:44:43,757 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:43,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:43,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:43,814 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-29 03:44:44,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:44,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 456 states and 564 transitions. [2021-10-29 03:44:44,315 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 564 transitions. [2021-10-29 03:44:44,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-10-29 03:44:44,318 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:44,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:44,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:44,462 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:44:44,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:44,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 475 states and 586 transitions. [2021-10-29 03:44:44,978 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 586 transitions. [2021-10-29 03:44:44,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-10-29 03:44:44,980 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:44,982 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:45,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:45,053 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:44:45,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:45,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 477 states and 587 transitions. [2021-10-29 03:44:45,239 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 587 transitions. [2021-10-29 03:44:45,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-10-29 03:44:45,241 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:45,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:45,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:45,330 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 03:44:45,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:45,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 492 states and 604 transitions. [2021-10-29 03:44:45,812 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 604 transitions. [2021-10-29 03:44:45,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-10-29 03:44:45,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:45,815 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:45,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:45,935 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:44:46,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:46,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 493 states and 604 transitions. [2021-10-29 03:44:46,006 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 604 transitions. [2021-10-29 03:44:46,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-10-29 03:44:46,008 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:46,009 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:46,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:46,089 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:44:46,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:46,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 532 states and 647 transitions. [2021-10-29 03:44:46,958 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 647 transitions. [2021-10-29 03:44:46,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-10-29 03:44:46,960 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:46,960 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:46,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:47,110 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:44:49,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:49,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 608 states and 736 transitions. [2021-10-29 03:44:49,103 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 736 transitions. [2021-10-29 03:44:49,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-10-29 03:44:49,105 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:49,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:49,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:49,388 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 80 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:44:49,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:49,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 617 states and 750 transitions. [2021-10-29 03:44:49,999 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 750 transitions. [2021-10-29 03:44:50,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-10-29 03:44:50,001 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:50,001 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:50,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:50,082 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-10-29 03:44:50,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:50,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 619 states and 751 transitions. [2021-10-29 03:44:50,311 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 751 transitions. [2021-10-29 03:44:50,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-10-29 03:44:50,313 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:50,313 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:50,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:50,387 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-29 03:44:50,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:50,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 621 states and 752 transitions. [2021-10-29 03:44:50,631 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 752 transitions. [2021-10-29 03:44:50,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-10-29 03:44:50,633 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:50,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:50,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:50,712 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-10-29 03:44:51,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:51,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 646 states and 776 transitions. [2021-10-29 03:44:51,197 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 776 transitions. [2021-10-29 03:44:51,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-10-29 03:44:51,199 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:51,200 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:51,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:51,319 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-29 03:44:52,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:52,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 665 states and 795 transitions. [2021-10-29 03:44:52,091 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 795 transitions. [2021-10-29 03:44:52,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-10-29 03:44:52,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:52,094 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:52,211 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 03:44:53,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:53,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 732 states and 869 transitions. [2021-10-29 03:44:53,150 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 869 transitions. [2021-10-29 03:44:53,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-10-29 03:44:53,166 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:53,167 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:53,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:53,231 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 03:44:53,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:53,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 734 states and 870 transitions. [2021-10-29 03:44:53,389 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 870 transitions. [2021-10-29 03:44:53,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-10-29 03:44:53,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:53,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:53,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:53,709 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 159 proven. 35 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 03:44:55,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:55,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 813 states and 961 transitions. [2021-10-29 03:44:55,344 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 961 transitions. [2021-10-29 03:44:55,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-10-29 03:44:55,347 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:55,347 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:55,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:55,794 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 124 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:44:58,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:58,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 896 states and 1060 transitions. [2021-10-29 03:44:58,313 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1060 transitions. [2021-10-29 03:44:58,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-10-29 03:44:58,316 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:58,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:58,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:58,429 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 124 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:44:58,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:58,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 911 states and 1076 transitions. [2021-10-29 03:44:58,738 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1076 transitions. [2021-10-29 03:44:58,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-10-29 03:44:58,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:58,741 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:58,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:58,821 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:44:59,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:44:59,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 936 states and 1104 transitions. [2021-10-29 03:44:59,309 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1104 transitions. [2021-10-29 03:44:59,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-10-29 03:44:59,312 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:44:59,312 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:44:59,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:44:59,531 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 124 proven. 67 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 03:45:01,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:01,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1053 states and 1241 transitions. [2021-10-29 03:45:01,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1241 transitions. [2021-10-29 03:45:01,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-10-29 03:45:01,971 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:01,971 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:02,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:02,059 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-10-29 03:45:02,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:02,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 1099 states and 1294 transitions. [2021-10-29 03:45:02,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 1294 transitions. [2021-10-29 03:45:02,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-10-29 03:45:02,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:02,971 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:03,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:03,084 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-10-29 03:45:03,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:03,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1116 states and 1310 transitions. [2021-10-29 03:45:03,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1310 transitions. [2021-10-29 03:45:03,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-10-29 03:45:03,425 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:03,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:03,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:03,510 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-10-29 03:45:03,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:03,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1131 states and 1325 transitions. [2021-10-29 03:45:03,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1325 transitions. [2021-10-29 03:45:03,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-10-29 03:45:03,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:03,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:03,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:04,238 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 197 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:45:05,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:05,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1190 states and 1391 transitions. [2021-10-29 03:45:05,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1391 transitions. [2021-10-29 03:45:05,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-10-29 03:45:05,166 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:05,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:05,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:05,288 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 197 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:45:05,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:05,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 1207 states and 1408 transitions. [2021-10-29 03:45:05,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1408 transitions. [2021-10-29 03:45:05,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-10-29 03:45:05,927 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:05,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:05,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:06,314 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 204 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:45:06,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:06,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 1221 states and 1426 transitions. [2021-10-29 03:45:06,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 1426 transitions. [2021-10-29 03:45:06,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-10-29 03:45:06,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:06,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:06,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:07,024 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 204 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:45:07,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:07,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1240 states and 1445 transitions. [2021-10-29 03:45:07,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1445 transitions. [2021-10-29 03:45:07,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-10-29 03:45:07,486 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:07,486 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:07,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:07,914 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:45:09,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:09,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 1282 states and 1490 transitions. [2021-10-29 03:45:09,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1490 transitions. [2021-10-29 03:45:09,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-10-29 03:45:09,073 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:09,074 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:09,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:09,202 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:45:09,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:09,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1299 states and 1507 transitions. [2021-10-29 03:45:09,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 1507 transitions. [2021-10-29 03:45:09,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-10-29 03:45:09,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:09,521 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:09,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:10,071 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 175 proven. 83 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 03:45:12,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:12,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1451 states and 1675 transitions. [2021-10-29 03:45:12,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 1675 transitions. [2021-10-29 03:45:12,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-10-29 03:45:12,831 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:12,832 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:12,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:12,917 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-10-29 03:45:13,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:13,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1468 states and 1691 transitions. [2021-10-29 03:45:13,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 1691 transitions. [2021-10-29 03:45:13,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-10-29 03:45:13,339 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:13,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:13,428 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-10-29 03:45:14,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:14,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1485 states and 1707 transitions. [2021-10-29 03:45:14,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1485 states and 1707 transitions. [2021-10-29 03:45:14,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2021-10-29 03:45:14,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:14,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:14,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:14,709 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 143 proven. 86 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 03:45:16,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:16,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1580 states and 1811 transitions. [2021-10-29 03:45:16,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 1811 transitions. [2021-10-29 03:45:16,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-10-29 03:45:16,748 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:16,748 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:16,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:17,119 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 185 proven. 88 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 03:45:18,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:18,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 1654 states and 1887 transitions. [2021-10-29 03:45:18,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 1887 transitions. [2021-10-29 03:45:18,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-10-29 03:45:18,453 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:18,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:18,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:18,684 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-10-29 03:45:19,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:19,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1695 states and 1935 transitions. [2021-10-29 03:45:19,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 1935 transitions. [2021-10-29 03:45:19,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-10-29 03:45:19,633 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:19,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:19,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:19,832 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:45:22,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:22,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2040 states to 1781 states and 2040 transitions. [2021-10-29 03:45:22,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 2040 transitions. [2021-10-29 03:45:22,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-10-29 03:45:22,722 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:22,722 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:22,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:22,803 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:45:24,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:24,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 1813 states and 2073 transitions. [2021-10-29 03:45:24,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 2073 transitions. [2021-10-29 03:45:24,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-10-29 03:45:24,131 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:24,131 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:24,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:24,216 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:45:24,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:24,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 1830 states and 2092 transitions. [2021-10-29 03:45:24,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 2092 transitions. [2021-10-29 03:45:24,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-10-29 03:45:24,671 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:24,671 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:24,759 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:45:25,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:25,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2106 states to 1845 states and 2106 transitions. [2021-10-29 03:45:25,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 2106 transitions. [2021-10-29 03:45:25,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2021-10-29 03:45:25,658 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:25,658 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:25,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:25,877 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 182 proven. 101 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 03:45:26,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:26,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2115 states to 1854 states and 2115 transitions. [2021-10-29 03:45:26,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 2115 transitions. [2021-10-29 03:45:26,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-10-29 03:45:26,522 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:26,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:26,943 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 253 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:45:28,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:28,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 1947 states and 2215 transitions. [2021-10-29 03:45:28,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1947 states and 2215 transitions. [2021-10-29 03:45:29,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 03:45:29,000 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:29,001 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:29,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:29,111 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2021-10-29 03:45:30,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:30,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 2000 states and 2270 transitions. [2021-10-29 03:45:30,639 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 2270 transitions. [2021-10-29 03:45:30,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 03:45:30,642 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:30,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:30,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:30,733 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2021-10-29 03:45:30,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:30,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2271 states to 2002 states and 2271 transitions. [2021-10-29 03:45:30,869 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 2271 transitions. [2021-10-29 03:45:30,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 03:45:30,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:30,874 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:30,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:31,026 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2021-10-29 03:45:31,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:31,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2282 states to 2013 states and 2282 transitions. [2021-10-29 03:45:31,649 INFO L276 IsEmpty]: Start isEmpty. Operand 2013 states and 2282 transitions. [2021-10-29 03:45:31,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-10-29 03:45:31,652 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:31,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:31,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:31,794 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 189 proven. 108 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 03:45:32,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:32,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2289 states to 2020 states and 2289 transitions. [2021-10-29 03:45:32,046 INFO L276 IsEmpty]: Start isEmpty. Operand 2020 states and 2289 transitions. [2021-10-29 03:45:32,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-10-29 03:45:32,049 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:32,050 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:32,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:32,187 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 191 proven. 146 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 03:45:35,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:35,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2350 states to 2074 states and 2350 transitions. [2021-10-29 03:45:35,656 INFO L276 IsEmpty]: Start isEmpty. Operand 2074 states and 2350 transitions. [2021-10-29 03:45:35,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-10-29 03:45:35,661 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:35,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:35,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:35,811 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 192 proven. 111 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 03:45:36,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:36,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 2077 states and 2354 transitions. [2021-10-29 03:45:36,005 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 2354 transitions. [2021-10-29 03:45:36,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-10-29 03:45:36,009 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:36,015 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:36,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:36,341 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 182 proven. 103 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-10-29 03:45:38,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:38,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2473 states to 2187 states and 2473 transitions. [2021-10-29 03:45:38,590 INFO L276 IsEmpty]: Start isEmpty. Operand 2187 states and 2473 transitions. [2021-10-29 03:45:38,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2021-10-29 03:45:38,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:38,595 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:38,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:39,202 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 342 proven. 110 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 03:45:41,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:41,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 2248 states and 2542 transitions. [2021-10-29 03:45:41,191 INFO L276 IsEmpty]: Start isEmpty. Operand 2248 states and 2542 transitions. [2021-10-29 03:45:41,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2021-10-29 03:45:41,194 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:41,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:41,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:41,325 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 342 proven. 110 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 03:45:41,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:41,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 2253 states and 2548 transitions. [2021-10-29 03:45:41,591 INFO L276 IsEmpty]: Start isEmpty. Operand 2253 states and 2548 transitions. [2021-10-29 03:45:41,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-10-29 03:45:41,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:41,594 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:41,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:41,685 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 202 proven. 114 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2021-10-29 03:45:41,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:41,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 2254 states and 2548 transitions. [2021-10-29 03:45:41,733 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 2548 transitions. [2021-10-29 03:45:41,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2021-10-29 03:45:41,736 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:41,736 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:41,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:41,975 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 334 proven. 153 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-10-29 03:45:44,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:44,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2596 states to 2306 states and 2596 transitions. [2021-10-29 03:45:44,149 INFO L276 IsEmpty]: Start isEmpty. Operand 2306 states and 2596 transitions. [2021-10-29 03:45:44,151 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 03:45:44,152 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 65 iterations. [2021-10-29 03:45:44,159 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 03:45:55,928 INFO L565 CodeCheckObserver]: Invariant with dag size 35 [2021-10-29 03:45:55,939 INFO L565 CodeCheckObserver]: Invariant with dag size 34 [2021-10-29 03:45:55,941 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:45:55,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:45:55 ImpRootNode [2021-10-29 03:45:55,942 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:45:55,943 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:45:55,943 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:45:55,943 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:45:55,943 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:44:35" (3/4) ... [2021-10-29 03:45:55,946 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 03:45:55,966 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 108 nodes and edges [2021-10-29 03:45:55,967 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 03:45:55,969 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 03:45:55,970 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:45:56,085 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745f87e8-2812-41f3-87c5-07d0b3c95564/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:45:56,085 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:45:56,087 INFO L168 Benchmark]: Toolchain (without parser) took 82982.43 ms. Allocated memory was 94.4 MB in the beginning and 786.4 MB in the end (delta: 692.1 MB). Free memory was 62.9 MB in the beginning and 268.0 MB in the end (delta: -205.1 MB). Peak memory consumption was 488.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:45:56,087 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 94.4 MB. Free memory is still 62.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:45:56,088 INFO L168 Benchmark]: CACSL2BoogieTranslator took 709.27 ms. Allocated memory is still 94.4 MB. Free memory was 62.7 MB in the beginning and 35.6 MB in the end (delta: 27.1 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:45:56,088 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.98 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 35.6 MB in the beginning and 86.7 MB in the end (delta: -51.1 MB). Peak memory consumption was 14.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:45:56,088 INFO L168 Benchmark]: Boogie Preprocessor took 71.05 ms. Allocated memory is still 113.2 MB. Free memory was 86.7 MB in the beginning and 82.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:45:56,089 INFO L168 Benchmark]: RCFGBuilder took 1922.77 ms. Allocated memory is still 113.2 MB. Free memory was 82.5 MB in the beginning and 66.9 MB in the end (delta: 15.6 MB). Peak memory consumption was 55.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:45:56,089 INFO L168 Benchmark]: CodeCheck took 79994.39 ms. Allocated memory was 113.2 MB in the beginning and 786.4 MB in the end (delta: 673.2 MB). Free memory was 66.9 MB in the beginning and 283.7 MB in the end (delta: -216.9 MB). Peak memory consumption was 475.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:45:56,090 INFO L168 Benchmark]: Witness Printer took 142.91 ms. Allocated memory is still 786.4 MB. Free memory was 282.7 MB in the beginning and 268.0 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 03:45:56,092 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 68.1s, OverallIterations: 65, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: -1724099448 SDtfs, -1029905560 SDslu, -1744700590 SDs, 0 SdLazy, -1118213694 SolverSat, -1264059280 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 291.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 82182 GetRequests, 77913 SyntacticMatches, 3685 SemanticMatches, 584 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 239575 ImplicationChecksByTransitivity, 46.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.5s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 8.7s InterpolantComputationTime, 11902 NumberOfCodeBlocks, 11902 NumberOfCodeBlocksAsserted, 64 NumberOfCheckSat, 11838 ConstructedInterpolants, 0 QuantifiedInterpolants, 76642 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 64 InterpolantComputations, 40 PerfectInterpolantSequences, 11131/12942 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 561]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: ((((((!(a21 == 1) || ((((!(a20 == 1) && a12 == 8) && !(a17 == 1)) && a8 == 15) && a16 == 4)) || ((((a12 == 8 && 5 == a16) && a17 == 1) && a20 == 1) && a8 == 15)) || !(a7 == 1)) || (((a12 == 8 && 14 == a8) && 5 == a16) && !(a17 == 1))) || ((((a12 == 8 && a8 == 13) && a17 == 1) && a20 == 1) && a16 == 4)) || ((((!(a20 == 1) && a12 == 8) && 5 == a16) && !(a17 == 1)) && a8 == 15)) || ((((!(a20 == 1) && a12 == 8) && 14 == a8) && !(a17 == 1)) && a16 == 4) - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: (((((!(a21 == 1) || ((((!(a20 == 1) && a12 == 8) && !(a17 == 1)) && a8 == 15) && a16 == 4)) || !(a7 == 1)) || (((a12 == 8 && 14 == a8) && 5 == a16) && !(a17 == 1))) || ((((a12 == 8 && a8 == 13) && a17 == 1) && a20 == 1) && a16 == 4)) || ((((!(a20 == 1) && a12 == 8) && 5 == a16) && !(a17 == 1)) && a8 == 15)) || ((((!(a20 == 1) && a12 == 8) && 14 == a8) && !(a17 == 1)) && a16 == 4) - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 94.4 MB. Free memory is still 62.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 709.27 ms. Allocated memory is still 94.4 MB. Free memory was 62.7 MB in the beginning and 35.6 MB in the end (delta: 27.1 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 134.98 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 35.6 MB in the beginning and 86.7 MB in the end (delta: -51.1 MB). Peak memory consumption was 14.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 71.05 ms. Allocated memory is still 113.2 MB. Free memory was 86.7 MB in the beginning and 82.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1922.77 ms. Allocated memory is still 113.2 MB. Free memory was 82.5 MB in the beginning and 66.9 MB in the end (delta: 15.6 MB). Peak memory consumption was 55.3 MB. Max. memory is 16.1 GB. * CodeCheck took 79994.39 ms. Allocated memory was 113.2 MB in the beginning and 786.4 MB in the end (delta: 673.2 MB). Free memory was 66.9 MB in the beginning and 283.7 MB in the end (delta: -216.9 MB). Peak memory consumption was 475.6 MB. Max. memory is 16.1 GB. * Witness Printer took 142.91 ms. Allocated memory is still 786.4 MB. Free memory was 282.7 MB in the beginning and 268.0 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 03:45:56,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_745f87e8-2812-41f3-87c5-07d0b3c95564/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...