./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i --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_7f868d2c-7ba7-4e91-9e85-aac2d68e8658/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f868d2c-7ba7-4e91-9e85-aac2d68e8658/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_7f868d2c-7ba7-4e91-9e85-aac2d68e8658/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f868d2c-7ba7-4e91-9e85-aac2d68e8658/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f868d2c-7ba7-4e91-9e85-aac2d68e8658/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_7f868d2c-7ba7-4e91-9e85-aac2d68e8658/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 0ad27fb086e75bf8f5b08286d8e766d07abfe44ff39234568924cf55ade7a6d5 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 03:45:11,583 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:45:11,585 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:45:11,620 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:45:11,620 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:45:11,622 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:45:11,623 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:45:11,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:45:11,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:45:11,629 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:45:11,630 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:45:11,635 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:45:11,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:45:11,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:45:11,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:45:11,640 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:45:11,641 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:45:11,642 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:45:11,644 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:45:11,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:45:11,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:45:11,653 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:45:11,654 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:45:11,656 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:45:11,660 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:45:11,660 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:45:11,661 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:45:11,662 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:45:11,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:45:11,664 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:45:11,664 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:45:11,665 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:45:11,666 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:45:11,680 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:45:11,681 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:45:11,682 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:45:11,682 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:45:11,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:45:11,683 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:45:11,684 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:45:11,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:45:11,688 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f868d2c-7ba7-4e91-9e85-aac2d68e8658/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:45:11,732 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:45:11,732 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:45:11,733 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:45:11,733 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:45:11,734 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:45:11,734 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:45:11,734 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:45:11,734 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:45:11,746 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:45:11,747 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:45:11,748 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:45:11,748 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:45:11,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:45:11,749 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:45:11,749 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:45:11,749 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:45:11,749 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:45:11,749 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:45:11,750 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:45:11,750 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:45:11,750 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:45:11,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:45:11,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:45:11,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:45:11,751 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:45:11,751 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:45:11,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:45:11,752 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:45:11,752 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_7f868d2c-7ba7-4e91-9e85-aac2d68e8658/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f868d2c-7ba7-4e91-9e85-aac2d68e8658/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ad27fb086e75bf8f5b08286d8e766d07abfe44ff39234568924cf55ade7a6d5 [2021-10-29 03:45:12,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:45:12,036 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:45:12,038 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:45:12,040 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:45:12,041 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:45:12,042 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f868d2c-7ba7-4e91-9e85-aac2d68e8658/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i [2021-10-29 03:45:12,118 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f868d2c-7ba7-4e91-9e85-aac2d68e8658/bin/ukojak-Rh5K9KB4LI/data/70d53d9f3/152eb3867bfa4db4b6de228cc6fb6247/FLAG4f22045f8 [2021-10-29 03:45:12,550 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:45:12,550 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f868d2c-7ba7-4e91-9e85-aac2d68e8658/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i [2021-10-29 03:45:12,565 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f868d2c-7ba7-4e91-9e85-aac2d68e8658/bin/ukojak-Rh5K9KB4LI/data/70d53d9f3/152eb3867bfa4db4b6de228cc6fb6247/FLAG4f22045f8 [2021-10-29 03:45:12,905 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f868d2c-7ba7-4e91-9e85-aac2d68e8658/bin/ukojak-Rh5K9KB4LI/data/70d53d9f3/152eb3867bfa4db4b6de228cc6fb6247 [2021-10-29 03:45:12,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:45:12,909 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:45:12,919 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:45:12,919 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:45:12,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:45:12,923 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:45:12" (1/1) ... [2021-10-29 03:45:12,924 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@705af9d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:45:12, skipping insertion in model container [2021-10-29 03:45:12,924 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:45:12" (1/1) ... [2021-10-29 03:45:12,936 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:45:12,952 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:45:13,068 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_7f868d2c-7ba7-4e91-9e85-aac2d68e8658/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i[893,906] [2021-10-29 03:45:13,096 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:45:13,106 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:45:13,127 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_7f868d2c-7ba7-4e91-9e85-aac2d68e8658/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i[893,906] [2021-10-29 03:45:13,136 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:45:13,148 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:45:13,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:45:13 WrapperNode [2021-10-29 03:45:13,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:45:13,155 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:45:13,156 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:45:13,156 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:45:13,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:45:13" (1/1) ... [2021-10-29 03:45:13,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:45:13" (1/1) ... [2021-10-29 03:45:13,187 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:45:13,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:45:13,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:45:13,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:45:13,196 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:45:13" (1/1) ... [2021-10-29 03:45:13,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:45:13" (1/1) ... [2021-10-29 03:45:13,199 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:45:13" (1/1) ... [2021-10-29 03:45:13,199 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:45:13" (1/1) ... [2021-10-29 03:45:13,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:45:13" (1/1) ... [2021-10-29 03:45:13,207 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:45:13" (1/1) ... [2021-10-29 03:45:13,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:45:13" (1/1) ... [2021-10-29 03:45:13,210 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:45:13,211 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:45:13,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:45:13,211 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:45:13,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:45:13" (1/1) ... [2021-10-29 03:45:13,220 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:45:13,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f868d2c-7ba7-4e91-9e85-aac2d68e8658/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:45:13,247 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f868d2c-7ba7-4e91-9e85-aac2d68e8658/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:45:13,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f868d2c-7ba7-4e91-9e85-aac2d68e8658/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:45:13,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:45:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:45:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:45:13,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:45:13,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-10-29 03:45:13,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-10-29 03:45:13,688 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:45:13,690 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-10-29 03:45:13,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:45:13 BoogieIcfgContainer [2021-10-29 03:45:13,693 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:45:13,694 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:45:13,694 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:45:13,702 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:45:13,702 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:45:13" (1/1) ... [2021-10-29 03:45:13,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:45:13,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:13,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2021-10-29 03:45:13,743 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2021-10-29 03:45:13,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 03:45:13,745 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:13,746 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:13,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:13,939 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 03:45:14,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:14,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 39 states and 75 transitions. [2021-10-29 03:45:14,029 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 75 transitions. [2021-10-29 03:45:14,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 03:45:14,033 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:14,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:14,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:14,087 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 03:45:14,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:14,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 39 states and 74 transitions. [2021-10-29 03:45:14,115 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 74 transitions. [2021-10-29 03:45:14,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:45:14,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:14,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:14,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:14,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:45:14,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:14,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 44 states and 86 transitions. [2021-10-29 03:45:14,295 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 86 transitions. [2021-10-29 03:45:14,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:45:14,296 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:14,296 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:14,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:14,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:45:14,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:14,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 46 states and 88 transitions. [2021-10-29 03:45:14,438 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 88 transitions. [2021-10-29 03:45:14,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 03:45:14,440 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:14,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:14,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:14,521 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:45:15,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:15,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 52 states and 105 transitions. [2021-10-29 03:45:15,106 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 105 transitions. [2021-10-29 03:45:15,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 03:45:15,109 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:15,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:15,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:15,192 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:45:15,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:15,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 51 states and 103 transitions. [2021-10-29 03:45:15,277 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 103 transitions. [2021-10-29 03:45:15,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 03:45:15,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:15,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:15,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:15,372 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:45:15,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:15,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 51 states and 102 transitions. [2021-10-29 03:45:15,392 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 102 transitions. [2021-10-29 03:45:15,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:45:15,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:15,394 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:15,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:15,486 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 03:45:16,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:16,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 57 states and 117 transitions. [2021-10-29 03:45:16,066 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 117 transitions. [2021-10-29 03:45:16,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:45:16,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:16,067 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:16,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:16,134 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:45:16,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:16,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 57 states and 116 transitions. [2021-10-29 03:45:16,226 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 116 transitions. [2021-10-29 03:45:16,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:45:16,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:16,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:16,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:16,307 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-29 03:45:16,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:16,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 57 states and 115 transitions. [2021-10-29 03:45:16,326 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 115 transitions. [2021-10-29 03:45:16,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:45:16,327 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:16,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:16,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:16,360 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 03:45:16,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:16,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 61 states and 121 transitions. [2021-10-29 03:45:16,577 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 121 transitions. [2021-10-29 03:45:16,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 03:45:16,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:16,578 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:16,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:16,641 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 03:45:16,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:16,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 64 states and 127 transitions. [2021-10-29 03:45:16,680 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 127 transitions. [2021-10-29 03:45:16,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-29 03:45:16,682 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:16,682 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:16,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:16,732 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 03:45:16,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:16,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 68 states and 133 transitions. [2021-10-29 03:45:16,964 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2021-10-29 03:45:16,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-29 03:45:16,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:16,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:16,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:17,014 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 03:45:17,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:17,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 72 states and 140 transitions. [2021-10-29 03:45:17,074 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 140 transitions. [2021-10-29 03:45:17,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 03:45:17,076 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:17,076 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:17,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:17,192 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-10-29 03:45:18,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:18,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 80 states and 165 transitions. [2021-10-29 03:45:18,237 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 165 transitions. [2021-10-29 03:45:18,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:45:18,239 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:18,239 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:18,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:18,298 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-10-29 03:45:18,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:18,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 81 states and 168 transitions. [2021-10-29 03:45:18,428 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 168 transitions. [2021-10-29 03:45:18,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:45:18,430 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:18,430 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:18,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:18,472 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-10-29 03:45:19,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:19,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 86 states and 178 transitions. [2021-10-29 03:45:19,058 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 178 transitions. [2021-10-29 03:45:19,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:45:19,059 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:19,059 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:19,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:19,095 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-10-29 03:45:19,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:19,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 89 states and 181 transitions. [2021-10-29 03:45:19,743 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 181 transitions. [2021-10-29 03:45:19,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 03:45:19,744 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:19,745 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:19,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:19,987 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-10-29 03:45:21,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:21,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 99 states and 210 transitions. [2021-10-29 03:45:21,848 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 210 transitions. [2021-10-29 03:45:21,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:45:21,850 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:21,850 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:21,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:21,878 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-10-29 03:45:22,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:22,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 110 states and 231 transitions. [2021-10-29 03:45:22,678 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 231 transitions. [2021-10-29 03:45:22,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-29 03:45:22,680 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:22,680 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:22,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:22,781 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-10-29 03:45:23,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:23,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 115 states and 242 transitions. [2021-10-29 03:45:23,458 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 242 transitions. [2021-10-29 03:45:23,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-29 03:45:23,460 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:23,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:23,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:23,490 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-10-29 03:45:24,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:24,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 125 states and 261 transitions. [2021-10-29 03:45:24,330 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 261 transitions. [2021-10-29 03:45:24,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-29 03:45:24,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:24,332 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:24,484 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-10-29 03:45:25,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:25,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 138 states and 290 transitions. [2021-10-29 03:45:25,840 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 290 transitions. [2021-10-29 03:45:25,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-29 03:45:25,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:25,842 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:25,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:25,867 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-10-29 03:45:26,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:26,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 143 states and 300 transitions. [2021-10-29 03:45:26,248 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 300 transitions. [2021-10-29 03:45:26,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-29 03:45:26,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:26,250 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:26,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:26,401 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 18 proven. 15 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-10-29 03:45:28,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:28,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 149 states and 317 transitions. [2021-10-29 03:45:28,077 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 317 transitions. [2021-10-29 03:45:28,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-29 03:45:28,079 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:28,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:28,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:28,441 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-10-29 03:45:30,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:30,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 158 states and 344 transitions. [2021-10-29 03:45:30,508 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 344 transitions. [2021-10-29 03:45:30,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-29 03:45:30,509 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:30,510 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:30,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:30,542 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-10-29 03:45:31,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:31,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 160 states and 350 transitions. [2021-10-29 03:45:31,096 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 350 transitions. [2021-10-29 03:45:31,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-29 03:45:31,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:31,098 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:31,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:31,227 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2021-10-29 03:45:31,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:31,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 163 states and 356 transitions. [2021-10-29 03:45:31,511 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 356 transitions. [2021-10-29 03:45:31,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-29 03:45:31,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:31,513 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:31,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:31,642 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 24 proven. 13 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-10-29 03:45:32,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:32,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 165 states and 360 transitions. [2021-10-29 03:45:32,220 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 360 transitions. [2021-10-29 03:45:32,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-29 03:45:32,224 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:32,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:32,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:32,288 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 20 proven. 8 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2021-10-29 03:45:33,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:33,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 173 states and 376 transitions. [2021-10-29 03:45:33,213 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 376 transitions. [2021-10-29 03:45:33,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-10-29 03:45:33,215 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:33,215 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:33,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:33,318 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2021-10-29 03:45:33,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:33,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 176 states and 382 transitions. [2021-10-29 03:45:33,648 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 382 transitions. [2021-10-29 03:45:33,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-10-29 03:45:33,650 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:33,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:33,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:33,735 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 27 proven. 12 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2021-10-29 03:45:34,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:34,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 180 states and 393 transitions. [2021-10-29 03:45:34,596 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 393 transitions. [2021-10-29 03:45:34,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-10-29 03:45:34,597 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:34,597 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:34,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:34,623 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2021-10-29 03:45:34,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:34,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 181 states and 393 transitions. [2021-10-29 03:45:34,974 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 393 transitions. [2021-10-29 03:45:34,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-10-29 03:45:34,976 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:34,976 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:34,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:35,166 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 22 proven. 13 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2021-10-29 03:45:36,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:36,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 183 states and 399 transitions. [2021-10-29 03:45:36,052 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 399 transitions. [2021-10-29 03:45:36,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-10-29 03:45:36,054 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:36,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:36,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:36,090 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2021-10-29 03:45:37,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:37,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 188 states and 408 transitions. [2021-10-29 03:45:37,402 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 408 transitions. [2021-10-29 03:45:37,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-10-29 03:45:37,404 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:37,404 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:37,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:37,523 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 30 proven. 10 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2021-10-29 03:45:38,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:38,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 193 states and 417 transitions. [2021-10-29 03:45:38,648 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 417 transitions. [2021-10-29 03:45:38,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-10-29 03:45:38,650 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:38,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:38,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:38,722 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-10-29 03:45:40,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:40,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 199 states and 440 transitions. [2021-10-29 03:45:40,051 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 440 transitions. [2021-10-29 03:45:40,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-10-29 03:45:40,052 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:40,052 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:40,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:40,086 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 26 proven. 4 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-10-29 03:45:41,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:41,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 205 states and 458 transitions. [2021-10-29 03:45:41,140 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 458 transitions. [2021-10-29 03:45:41,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-10-29 03:45:41,141 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:41,142 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:41,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:41,173 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 26 proven. 6 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-10-29 03:45:41,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:41,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 207 states and 461 transitions. [2021-10-29 03:45:41,745 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 461 transitions. [2021-10-29 03:45:41,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-10-29 03:45:41,746 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:41,746 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:41,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:41,888 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 28 proven. 2 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2021-10-29 03:45:43,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:43,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 214 states and 503 transitions. [2021-10-29 03:45:43,769 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 503 transitions. [2021-10-29 03:45:43,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-10-29 03:45:43,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:43,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:43,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:43,801 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 28 proven. 6 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2021-10-29 03:45:45,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:45,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 220 states and 522 transitions. [2021-10-29 03:45:45,576 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 522 transitions. [2021-10-29 03:45:45,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-10-29 03:45:45,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:45,578 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:45,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:45,664 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2021-10-29 03:45:46,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:46,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 221 states and 525 transitions. [2021-10-29 03:45:46,039 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 525 transitions. [2021-10-29 03:45:46,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-10-29 03:45:46,041 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:46,041 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:46,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:46,127 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2021-10-29 03:45:46,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:46,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 222 states and 532 transitions. [2021-10-29 03:45:46,618 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 532 transitions. [2021-10-29 03:45:46,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-10-29 03:45:46,664 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:46,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:46,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:46,721 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 28 proven. 20 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2021-10-29 03:45:47,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:47,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 224 states and 538 transitions. [2021-10-29 03:45:47,338 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 538 transitions. [2021-10-29 03:45:47,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-10-29 03:45:47,340 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:47,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:47,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:47,573 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-10-29 03:45:47,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:47,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 225 states and 542 transitions. [2021-10-29 03:45:47,947 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 542 transitions. [2021-10-29 03:45:47,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-10-29 03:45:47,953 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:47,953 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:47,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:48,061 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-10-29 03:45:48,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:48,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 226 states and 552 transitions. [2021-10-29 03:45:48,438 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 552 transitions. [2021-10-29 03:45:48,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-10-29 03:45:48,440 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:48,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:48,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:48,547 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-10-29 03:45:49,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:49,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 230 states and 567 transitions. [2021-10-29 03:45:49,818 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 567 transitions. [2021-10-29 03:45:49,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-10-29 03:45:49,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:49,819 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:49,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:49,909 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 34 proven. 14 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2021-10-29 03:45:50,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:50,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 230 states and 565 transitions. [2021-10-29 03:45:50,275 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 565 transitions. [2021-10-29 03:45:50,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-10-29 03:45:50,277 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:50,277 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:50,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:50,378 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 30 proven. 6 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-10-29 03:45:51,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:52,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 241 states and 590 transitions. [2021-10-29 03:45:52,001 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 590 transitions. [2021-10-29 03:45:52,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-10-29 03:45:52,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:52,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:52,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:52,107 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 30 proven. 6 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-10-29 03:45:53,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:53,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 244 states and 598 transitions. [2021-10-29 03:45:53,277 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 598 transitions. [2021-10-29 03:45:53,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-10-29 03:45:53,279 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:53,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:53,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:53,309 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2021-10-29 03:45:53,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:53,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 244 states and 597 transitions. [2021-10-29 03:45:53,572 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 597 transitions. [2021-10-29 03:45:53,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-10-29 03:45:53,574 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:53,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:53,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:53,601 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2021-10-29 03:45:54,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:54,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 247 states and 604 transitions. [2021-10-29 03:45:54,762 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 604 transitions. [2021-10-29 03:45:54,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-10-29 03:45:54,763 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:54,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:54,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:54,868 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 36 proven. 17 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-10-29 03:45:55,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:55,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 252 states and 614 transitions. [2021-10-29 03:45:55,752 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 614 transitions. [2021-10-29 03:45:55,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-10-29 03:45:55,753 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:55,754 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:55,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:55,862 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 36 proven. 17 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-10-29 03:45:56,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:56,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 253 states and 622 transitions. [2021-10-29 03:45:56,401 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 622 transitions. [2021-10-29 03:45:56,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-10-29 03:45:56,402 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:56,402 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:56,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:56,512 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 36 proven. 17 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-10-29 03:45:57,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:57,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 257 states and 639 transitions. [2021-10-29 03:45:57,883 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 639 transitions. [2021-10-29 03:45:57,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-10-29 03:45:57,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:57,885 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:57,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:57,914 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 49 proven. 6 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2021-10-29 03:45:59,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:45:59,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 262 states and 655 transitions. [2021-10-29 03:45:59,793 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 655 transitions. [2021-10-29 03:45:59,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-10-29 03:45:59,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:45:59,795 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:45:59,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:45:59,828 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 32 proven. 6 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2021-10-29 03:46:00,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:00,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 265 states and 664 transitions. [2021-10-29 03:46:00,466 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 664 transitions. [2021-10-29 03:46:00,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-10-29 03:46:00,467 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:00,467 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:00,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:00,501 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 32 proven. 6 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2021-10-29 03:46:01,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:01,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 269 states and 670 transitions. [2021-10-29 03:46:01,018 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 670 transitions. [2021-10-29 03:46:01,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-10-29 03:46:01,019 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:01,019 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:01,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:01,051 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 32 proven. 9 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2021-10-29 03:46:01,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:01,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 272 states and 680 transitions. [2021-10-29 03:46:01,123 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 680 transitions. [2021-10-29 03:46:01,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-29 03:46:01,124 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:01,125 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:01,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:01,244 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-10-29 03:46:01,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:01,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 275 states and 687 transitions. [2021-10-29 03:46:01,727 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 687 transitions. [2021-10-29 03:46:01,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-29 03:46:01,728 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:01,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:01,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:01,831 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-10-29 03:46:02,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:02,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 279 states and 693 transitions. [2021-10-29 03:46:02,289 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 693 transitions. [2021-10-29 03:46:02,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-29 03:46:02,290 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:02,290 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:02,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:02,393 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 34 proven. 10 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-10-29 03:46:02,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:02,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 282 states and 703 transitions. [2021-10-29 03:46:02,443 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 703 transitions. [2021-10-29 03:46:02,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-10-29 03:46:02,444 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:02,444 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:02,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:02,526 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2021-10-29 03:46:04,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:04,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 287 states and 716 transitions. [2021-10-29 03:46:04,139 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 716 transitions. [2021-10-29 03:46:04,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-10-29 03:46:04,140 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:04,140 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:04,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:04,246 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 34 proven. 8 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-10-29 03:46:05,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:05,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 290 states and 722 transitions. [2021-10-29 03:46:05,082 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 722 transitions. [2021-10-29 03:46:05,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-10-29 03:46:05,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:05,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:05,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:05,188 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2021-10-29 03:46:05,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:05,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 292 states and 724 transitions. [2021-10-29 03:46:05,674 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 724 transitions. [2021-10-29 03:46:05,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-10-29 03:46:05,676 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:05,676 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:05,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:05,795 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 44 proven. 21 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-10-29 03:46:06,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:06,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 296 states and 730 transitions. [2021-10-29 03:46:06,357 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 730 transitions. [2021-10-29 03:46:06,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-10-29 03:46:06,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:06,359 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:06,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:06,470 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 40 proven. 17 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-10-29 03:46:06,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:06,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 299 states and 740 transitions. [2021-10-29 03:46:06,545 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 740 transitions. [2021-10-29 03:46:06,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-10-29 03:46:06,547 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:06,547 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:06,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:06,632 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 34 proven. 33 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2021-10-29 03:46:08,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:08,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 304 states and 753 transitions. [2021-10-29 03:46:08,740 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 753 transitions. [2021-10-29 03:46:08,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-10-29 03:46:08,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:08,742 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:08,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:09,453 INFO L134 CoverageAnalysis]: Checked inductivity of 615 backedges. 36 proven. 35 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-10-29 03:46:12,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:12,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 311 states and 780 transitions. [2021-10-29 03:46:12,641 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 780 transitions. [2021-10-29 03:46:12,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-10-29 03:46:12,642 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:12,643 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:12,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:12,669 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 57 proven. 10 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2021-10-29 03:46:13,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:13,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 315 states and 786 transitions. [2021-10-29 03:46:13,177 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 786 transitions. [2021-10-29 03:46:13,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-10-29 03:46:13,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:13,180 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:13,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:13,210 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 53 proven. 6 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2021-10-29 03:46:13,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:13,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 318 states and 795 transitions. [2021-10-29 03:46:13,282 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 795 transitions. [2021-10-29 03:46:13,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-10-29 03:46:13,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:13,284 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:13,306 INFO L134 CoverageAnalysis]: Checked inductivity of 657 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2021-10-29 03:46:14,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:14,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 321 states and 801 transitions. [2021-10-29 03:46:14,099 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 801 transitions. [2021-10-29 03:46:14,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-10-29 03:46:14,100 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:14,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:14,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:14,137 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2021-10-29 03:46:15,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:15,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 321 states and 798 transitions. [2021-10-29 03:46:15,306 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 798 transitions. [2021-10-29 03:46:15,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-10-29 03:46:15,307 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:15,307 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:15,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:15,398 INFO L134 CoverageAnalysis]: Checked inductivity of 618 backedges. 34 proven. 36 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2021-10-29 03:46:17,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:17,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 326 states and 810 transitions. [2021-10-29 03:46:17,436 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 810 transitions. [2021-10-29 03:46:17,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-10-29 03:46:17,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:17,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:17,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:19,337 INFO L134 CoverageAnalysis]: Checked inductivity of 620 backedges. 34 proven. 42 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-10-29 03:46:26,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:26,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 344 states and 871 transitions. [2021-10-29 03:46:26,057 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 871 transitions. [2021-10-29 03:46:26,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-10-29 03:46:26,059 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:26,059 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:26,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:26,119 INFO L134 CoverageAnalysis]: Checked inductivity of 620 backedges. 34 proven. 42 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-10-29 03:46:27,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:27,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 347 states and 881 transitions. [2021-10-29 03:46:27,791 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 881 transitions. [2021-10-29 03:46:27,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-10-29 03:46:27,793 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:27,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:27,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:27,878 INFO L134 CoverageAnalysis]: Checked inductivity of 661 backedges. 42 proven. 5 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2021-10-29 03:46:28,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:28,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 349 states and 886 transitions. [2021-10-29 03:46:28,746 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 886 transitions. [2021-10-29 03:46:28,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-10-29 03:46:28,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:28,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:28,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:28,782 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 75 proven. 4 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2021-10-29 03:46:29,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:29,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 354 states and 896 transitions. [2021-10-29 03:46:29,862 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 896 transitions. [2021-10-29 03:46:29,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-10-29 03:46:29,864 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:29,864 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:29,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:29,887 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 627 trivial. 0 not checked. [2021-10-29 03:46:30,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:30,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 357 states and 902 transitions. [2021-10-29 03:46:30,872 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 902 transitions. [2021-10-29 03:46:30,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-10-29 03:46:30,874 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:30,874 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:30,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:30,909 INFO L134 CoverageAnalysis]: Checked inductivity of 671 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 627 trivial. 0 not checked. [2021-10-29 03:46:32,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:32,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 357 states and 899 transitions. [2021-10-29 03:46:32,409 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 899 transitions. [2021-10-29 03:46:32,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-10-29 03:46:32,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:32,411 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:32,441 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 40 proven. 11 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2021-10-29 03:46:34,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:34,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 366 states and 918 transitions. [2021-10-29 03:46:34,692 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 918 transitions. [2021-10-29 03:46:34,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-10-29 03:46:34,695 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:34,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:34,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:34,779 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 47 proven. 21 refuted. 0 times theorem prover too weak. 625 trivial. 0 not checked. [2021-10-29 03:46:37,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:37,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 372 states and 931 transitions. [2021-10-29 03:46:37,193 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 931 transitions. [2021-10-29 03:46:37,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-10-29 03:46:37,194 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:37,194 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:37,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:37,278 INFO L134 CoverageAnalysis]: Checked inductivity of 734 backedges. 38 proven. 10 refuted. 0 times theorem prover too weak. 686 trivial. 0 not checked. [2021-10-29 03:46:39,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:39,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 376 states and 938 transitions. [2021-10-29 03:46:39,058 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 938 transitions. [2021-10-29 03:46:39,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-10-29 03:46:39,059 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:39,059 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:39,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:39,090 INFO L134 CoverageAnalysis]: Checked inductivity of 736 backedges. 42 proven. 10 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2021-10-29 03:46:40,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:40,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 382 states and 949 transitions. [2021-10-29 03:46:40,752 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 949 transitions. [2021-10-29 03:46:40,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-10-29 03:46:40,754 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:40,755 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:40,786 INFO L134 CoverageAnalysis]: Checked inductivity of 745 backedges. 44 proven. 17 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2021-10-29 03:46:42,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:42,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 391 states and 968 transitions. [2021-10-29 03:46:42,953 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 968 transitions. [2021-10-29 03:46:42,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-10-29 03:46:42,955 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:42,955 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:42,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:44,603 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 38 proven. 18 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2021-10-29 03:46:50,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:50,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 404 states and 1013 transitions. [2021-10-29 03:46:50,567 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 1013 transitions. [2021-10-29 03:46:50,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-10-29 03:46:50,569 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:50,569 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:50,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:50,616 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 38 proven. 18 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2021-10-29 03:46:52,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:52,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 406 states and 1031 transitions. [2021-10-29 03:46:52,046 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 1031 transitions. [2021-10-29 03:46:52,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-10-29 03:46:52,048 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:52,048 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:52,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:52,139 INFO L134 CoverageAnalysis]: Checked inductivity of 738 backedges. 38 proven. 12 refuted. 0 times theorem prover too weak. 688 trivial. 0 not checked. [2021-10-29 03:46:54,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:54,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 410 states and 1038 transitions. [2021-10-29 03:46:54,005 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 1038 transitions. [2021-10-29 03:46:54,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-10-29 03:46:54,006 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:54,006 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:54,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:54,259 INFO L134 CoverageAnalysis]: Checked inductivity of 814 backedges. 40 proven. 14 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2021-10-29 03:46:57,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:57,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 415 states and 1047 transitions. [2021-10-29 03:46:57,152 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 1047 transitions. [2021-10-29 03:46:57,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-10-29 03:46:57,154 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:57,154 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:57,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:57,185 INFO L134 CoverageAnalysis]: Checked inductivity of 746 backedges. 46 proven. 14 refuted. 0 times theorem prover too weak. 686 trivial. 0 not checked. [2021-10-29 03:46:59,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:59,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 421 states and 1058 transitions. [2021-10-29 03:46:59,099 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 1058 transitions. [2021-10-29 03:46:59,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-10-29 03:46:59,101 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:59,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:59,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:59,135 INFO L134 CoverageAnalysis]: Checked inductivity of 813 backedges. 40 proven. 12 refuted. 0 times theorem prover too weak. 761 trivial. 0 not checked. [2021-10-29 03:46:59,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:46:59,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 423 states and 1060 transitions. [2021-10-29 03:46:59,575 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 1060 transitions. [2021-10-29 03:46:59,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-10-29 03:46:59,577 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:46:59,578 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:46:59,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:46:59,608 INFO L134 CoverageAnalysis]: Checked inductivity of 813 backedges. 40 proven. 12 refuted. 0 times theorem prover too weak. 761 trivial. 0 not checked. [2021-10-29 03:47:01,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:01,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 436 states and 1087 transitions. [2021-10-29 03:47:01,468 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 1087 transitions. [2021-10-29 03:47:01,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-10-29 03:47:01,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:01,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:01,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:01,695 INFO L134 CoverageAnalysis]: Checked inductivity of 817 backedges. 41 proven. 11 refuted. 0 times theorem prover too weak. 765 trivial. 0 not checked. [2021-10-29 03:47:02,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:02,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 438 states and 1089 transitions. [2021-10-29 03:47:02,156 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 1089 transitions. [2021-10-29 03:47:02,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-10-29 03:47:02,158 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:02,158 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:02,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:02,188 INFO L134 CoverageAnalysis]: Checked inductivity of 848 backedges. 40 proven. 35 refuted. 0 times theorem prover too weak. 773 trivial. 0 not checked. [2021-10-29 03:47:03,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:03,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 448 states and 1106 transitions. [2021-10-29 03:47:03,361 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 1106 transitions. [2021-10-29 03:47:03,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-10-29 03:47:03,363 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:03,363 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:03,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:03,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1088 backedges. 49 proven. 26 refuted. 0 times theorem prover too weak. 1013 trivial. 0 not checked. [2021-10-29 03:47:09,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:09,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 457 states and 1139 transitions. [2021-10-29 03:47:09,337 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 1139 transitions. [2021-10-29 03:47:09,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-10-29 03:47:09,339 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:09,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:09,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:09,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1095 backedges. 46 proven. 32 refuted. 0 times theorem prover too weak. 1017 trivial. 0 not checked. [2021-10-29 03:47:10,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:10,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 459 states and 1144 transitions. [2021-10-29 03:47:10,638 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 1144 transitions. [2021-10-29 03:47:10,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-10-29 03:47:10,639 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:10,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:10,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:10,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1184 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 1118 trivial. 0 not checked. [2021-10-29 03:47:11,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:11,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 462 states and 1150 transitions. [2021-10-29 03:47:11,883 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 1150 transitions. [2021-10-29 03:47:11,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-10-29 03:47:11,887 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:11,887 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:11,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:11,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1184 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 1118 trivial. 0 not checked. [2021-10-29 03:47:13,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:13,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 465 states and 1156 transitions. [2021-10-29 03:47:13,029 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 1156 transitions. [2021-10-29 03:47:13,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-10-29 03:47:13,031 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:13,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:13,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:13,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1180 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 1118 trivial. 0 not checked. [2021-10-29 03:47:14,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:14,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 465 states and 1153 transitions. [2021-10-29 03:47:14,652 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 1153 transitions. [2021-10-29 03:47:14,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-10-29 03:47:14,654 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:14,654 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:14,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:14,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1191 backedges. 60 proven. 13 refuted. 0 times theorem prover too weak. 1118 trivial. 0 not checked. [2021-10-29 03:47:18,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:18,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 471 states and 1165 transitions. [2021-10-29 03:47:18,094 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 1165 transitions. [2021-10-29 03:47:18,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-10-29 03:47:18,095 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:18,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:18,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:18,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1191 backedges. 60 proven. 13 refuted. 0 times theorem prover too weak. 1118 trivial. 0 not checked. [2021-10-29 03:47:20,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:20,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 475 states and 1172 transitions. [2021-10-29 03:47:20,192 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 1172 transitions. [2021-10-29 03:47:20,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-10-29 03:47:20,193 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:20,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:20,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:21,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1281 backedges. 69 proven. 12 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2021-10-29 03:47:34,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:34,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 504 states and 1260 transitions. [2021-10-29 03:47:34,084 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1260 transitions. [2021-10-29 03:47:34,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-10-29 03:47:34,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:34,086 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:34,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:34,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1277 backedges. 50 proven. 15 refuted. 0 times theorem prover too weak. 1212 trivial. 0 not checked. [2021-10-29 03:47:36,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:36,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 508 states and 1267 transitions. [2021-10-29 03:47:36,326 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1267 transitions. [2021-10-29 03:47:36,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-10-29 03:47:36,327 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:36,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:36,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:36,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1281 backedges. 69 proven. 12 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2021-10-29 03:47:39,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:39,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 512 states and 1285 transitions. [2021-10-29 03:47:39,782 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1285 transitions. [2021-10-29 03:47:39,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-10-29 03:47:39,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:39,784 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:39,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:39,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1281 backedges. 69 proven. 12 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2021-10-29 03:47:41,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:41,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 517 states and 1298 transitions. [2021-10-29 03:47:41,254 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1298 transitions. [2021-10-29 03:47:41,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-10-29 03:47:41,262 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:41,262 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:41,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:41,565 INFO L134 CoverageAnalysis]: Checked inductivity of 1279 backedges. 59 proven. 19 refuted. 0 times theorem prover too weak. 1201 trivial. 0 not checked. [2021-10-29 03:47:49,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:49,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 539 states and 1350 transitions. [2021-10-29 03:47:49,047 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1350 transitions. [2021-10-29 03:47:49,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-10-29 03:47:49,048 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:49,048 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:49,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:49,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1279 backedges. 59 proven. 19 refuted. 0 times theorem prover too weak. 1201 trivial. 0 not checked. [2021-10-29 03:47:50,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:50,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 540 states and 1351 transitions. [2021-10-29 03:47:50,073 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1351 transitions. [2021-10-29 03:47:50,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-10-29 03:47:50,075 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:50,076 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:50,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:50,171 INFO L134 CoverageAnalysis]: Checked inductivity of 1283 backedges. 50 proven. 17 refuted. 0 times theorem prover too weak. 1216 trivial. 0 not checked. [2021-10-29 03:47:51,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:51,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 542 states and 1356 transitions. [2021-10-29 03:47:51,673 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 1356 transitions. [2021-10-29 03:47:51,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-10-29 03:47:51,675 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:51,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:51,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:51,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1287 backedges. 66 proven. 19 refuted. 0 times theorem prover too weak. 1202 trivial. 0 not checked. [2021-10-29 03:47:56,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:47:56,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 553 states and 1379 transitions. [2021-10-29 03:47:56,314 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1379 transitions. [2021-10-29 03:47:56,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-10-29 03:47:56,315 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:47:56,315 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:47:56,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:47:56,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1290 backedges. 50 proven. 39 refuted. 0 times theorem prover too weak. 1201 trivial. 0 not checked. [2021-10-29 03:48:01,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:01,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 570 states and 1415 transitions. [2021-10-29 03:48:01,151 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1415 transitions. [2021-10-29 03:48:01,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-10-29 03:48:01,152 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:01,152 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:01,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:01,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1290 backedges. 50 proven. 39 refuted. 0 times theorem prover too weak. 1201 trivial. 0 not checked. [2021-10-29 03:48:02,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:02,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 571 states and 1419 transitions. [2021-10-29 03:48:02,066 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1419 transitions. [2021-10-29 03:48:02,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-10-29 03:48:02,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:02,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:02,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:02,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1379 backedges. 53 proven. 16 refuted. 0 times theorem prover too weak. 1310 trivial. 0 not checked. [2021-10-29 03:48:03,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:03,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 573 states and 1421 transitions. [2021-10-29 03:48:03,003 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1421 transitions. [2021-10-29 03:48:03,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-10-29 03:48:03,004 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:03,005 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:03,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:03,039 INFO L134 CoverageAnalysis]: Checked inductivity of 1387 backedges. 52 proven. 27 refuted. 0 times theorem prover too weak. 1308 trivial. 0 not checked. [2021-10-29 03:48:03,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:03,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 578 states and 1429 transitions. [2021-10-29 03:48:03,133 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1429 transitions. [2021-10-29 03:48:03,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-10-29 03:48:03,134 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:03,135 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:03,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:03,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1392 backedges. 52 proven. 28 refuted. 0 times theorem prover too weak. 1312 trivial. 0 not checked. [2021-10-29 03:48:04,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:04,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 583 states and 1439 transitions. [2021-10-29 03:48:04,061 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1439 transitions. [2021-10-29 03:48:04,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-10-29 03:48:04,062 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:04,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:04,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:04,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1392 backedges. 52 proven. 28 refuted. 0 times theorem prover too weak. 1312 trivial. 0 not checked. [2021-10-29 03:48:06,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:06,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 593 states and 1458 transitions. [2021-10-29 03:48:06,045 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1458 transitions. [2021-10-29 03:48:06,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-10-29 03:48:06,046 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:06,046 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:06,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:07,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1444 backedges. 63 proven. 81 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2021-10-29 03:48:11,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:11,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 604 states and 1480 transitions. [2021-10-29 03:48:11,307 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1480 transitions. [2021-10-29 03:48:11,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-10-29 03:48:11,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:11,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:11,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:11,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1970 backedges. 91 proven. 18 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2021-10-29 03:48:25,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:25,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 633 states and 1556 transitions. [2021-10-29 03:48:25,101 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1556 transitions. [2021-10-29 03:48:25,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-10-29 03:48:25,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:25,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:25,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:25,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1966 backedges. 62 proven. 18 refuted. 0 times theorem prover too weak. 1886 trivial. 0 not checked. [2021-10-29 03:48:27,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:27,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 637 states and 1563 transitions. [2021-10-29 03:48:27,786 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1563 transitions. [2021-10-29 03:48:27,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-10-29 03:48:27,787 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:27,787 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:27,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:27,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1970 backedges. 91 proven. 18 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2021-10-29 03:48:28,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:28,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 638 states and 1567 transitions. [2021-10-29 03:48:28,802 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1567 transitions. [2021-10-29 03:48:28,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-10-29 03:48:28,803 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:28,803 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:28,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:28,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1970 backedges. 91 proven. 18 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2021-10-29 03:48:29,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:29,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 639 states and 1572 transitions. [2021-10-29 03:48:29,748 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1572 transitions. [2021-10-29 03:48:29,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-10-29 03:48:29,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:29,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:29,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:29,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1970 backedges. 91 proven. 18 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2021-10-29 03:48:33,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:33,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 646 states and 1584 transitions. [2021-10-29 03:48:33,472 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1584 transitions. [2021-10-29 03:48:33,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-10-29 03:48:33,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:33,475 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:33,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:33,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1970 backedges. 86 proven. 23 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2021-10-29 03:48:35,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:35,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1823 states to 656 states and 1603 transitions. [2021-10-29 03:48:35,404 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1603 transitions. [2021-10-29 03:48:35,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-10-29 03:48:35,406 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:35,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:35,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:35,443 INFO L134 CoverageAnalysis]: Checked inductivity of 1975 backedges. 89 proven. 25 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2021-10-29 03:48:38,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:38,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1838 states to 663 states and 1618 transitions. [2021-10-29 03:48:38,111 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1618 transitions. [2021-10-29 03:48:38,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-10-29 03:48:38,113 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:38,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:38,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:38,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 75 proven. 34 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2021-10-29 03:48:42,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:42,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 674 states and 1642 transitions. [2021-10-29 03:48:42,257 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1642 transitions. [2021-10-29 03:48:42,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-10-29 03:48:42,259 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:42,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:42,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:42,303 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 75 proven. 34 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2021-10-29 03:48:43,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:43,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 678 states and 1648 transitions. [2021-10-29 03:48:43,167 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1648 transitions. [2021-10-29 03:48:43,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-10-29 03:48:43,169 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:43,169 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:43,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:43,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 75 proven. 34 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2021-10-29 03:48:44,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:44,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 679 states and 1650 transitions. [2021-10-29 03:48:44,168 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1650 transitions. [2021-10-29 03:48:44,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-10-29 03:48:44,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:44,172 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:44,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:44,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 64 proven. 20 refuted. 0 times theorem prover too weak. 2009 trivial. 0 not checked. [2021-10-29 03:48:45,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:45,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 684 states and 1658 transitions. [2021-10-29 03:48:45,302 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1658 transitions. [2021-10-29 03:48:45,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-10-29 03:48:45,304 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:45,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:45,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:45,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2122 backedges. 64 proven. 43 refuted. 0 times theorem prover too weak. 2015 trivial. 0 not checked. [2021-10-29 03:48:46,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:46,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1885 states to 689 states and 1665 transitions. [2021-10-29 03:48:46,627 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1665 transitions. [2021-10-29 03:48:46,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-10-29 03:48:46,628 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:46,629 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:46,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:46,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2122 backedges. 70 proven. 68 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2021-10-29 03:48:47,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:47,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 695 states and 1675 transitions. [2021-10-29 03:48:47,266 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1675 transitions. [2021-10-29 03:48:47,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-10-29 03:48:47,267 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:47,267 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:47,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:47,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2962 backedges. 76 proven. 35 refuted. 0 times theorem prover too weak. 2851 trivial. 0 not checked. [2021-10-29 03:48:49,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:49,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 705 states and 1693 transitions. [2021-10-29 03:48:49,696 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1693 transitions. [2021-10-29 03:48:49,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-10-29 03:48:49,698 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:49,699 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:49,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:49,736 INFO L134 CoverageAnalysis]: Checked inductivity of 2962 backedges. 76 proven. 35 refuted. 0 times theorem prover too weak. 2851 trivial. 0 not checked. [2021-10-29 03:48:51,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:51,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 710 states and 1701 transitions. [2021-10-29 03:48:51,429 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1701 transitions. [2021-10-29 03:48:51,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2021-10-29 03:48:51,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:48:51,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:48:51,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:48:51,464 INFO L134 CoverageAnalysis]: Checked inductivity of 3007 backedges. 76 proven. 58 refuted. 0 times theorem prover too weak. 2873 trivial. 0 not checked. [2021-10-29 03:48:51,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:48:51,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 153 states and 286 transitions. [2021-10-29 03:48:51,600 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 286 transitions. [2021-10-29 03:48:51,601 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 03:48:51,601 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 133 iterations. [2021-10-29 03:48:51,606 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 03:48:52,854 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:48:52,861 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:48:52,864 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:48:52,864 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:48:52,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:48:52 ImpRootNode [2021-10-29 03:48:52,865 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:48:52,865 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:48:52,865 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:48:52,866 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:48:52,866 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:45:13" (3/4) ... [2021-10-29 03:48:52,868 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 03:48:52,873 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-10-29 03:48:52,878 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-10-29 03:48:52,878 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 03:48:52,878 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:48:52,878 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:48:52,935 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f868d2c-7ba7-4e91-9e85-aac2d68e8658/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:48:52,936 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:48:52,938 INFO L168 Benchmark]: Toolchain (without parser) took 220027.75 ms. Allocated memory was 88.1 MB in the beginning and 3.3 GB in the end (delta: 3.2 GB). Free memory was 44.7 MB in the beginning and 2.7 GB in the end (delta: -2.6 GB). Peak memory consumption was 567.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:48:52,938 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 88.1 MB. Free memory was 61.6 MB in the beginning and 61.6 MB in the end (delta: 60.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:48:52,939 INFO L168 Benchmark]: CACSL2BoogieTranslator took 236.03 ms. Allocated memory was 88.1 MB in the beginning and 109.1 MB in the end (delta: 21.0 MB). Free memory was 44.5 MB in the beginning and 87.7 MB in the end (delta: -43.1 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:48:52,940 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.01 ms. Allocated memory is still 109.1 MB. Free memory was 87.7 MB in the beginning and 86.4 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:48:52,940 INFO L168 Benchmark]: Boogie Preprocessor took 22.32 ms. Allocated memory is still 109.1 MB. Free memory was 86.4 MB in the beginning and 85.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:48:52,940 INFO L168 Benchmark]: RCFGBuilder took 481.96 ms. Allocated memory is still 109.1 MB. Free memory was 85.0 MB in the beginning and 79.2 MB in the end (delta: 5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:48:52,941 INFO L168 Benchmark]: CodeCheck took 219171.27 ms. Allocated memory was 109.1 MB in the beginning and 3.3 GB in the end (delta: 3.2 GB). Free memory was 79.2 MB in the beginning and 2.7 GB in the end (delta: -2.6 GB). Peak memory consumption was 577.9 MB. Max. memory is 16.1 GB. [2021-10-29 03:48:52,941 INFO L168 Benchmark]: Witness Printer took 70.57 ms. Allocated memory is still 3.3 GB. Free memory was 2.7 GB in the beginning and 2.7 GB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:48:52,943 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 2 procedures, 35 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 217.8s, OverallIterations: 133, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 SDtfs, -171286020 SDslu, 1699348516 SDs, 0 SdLazy, -1510816612 SolverSat, -21666748 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 347.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 213149 GetRequests, 208743 SyntacticMatches, 2866 SemanticMatches, 1540 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1386645 ImplicationChecksByTransitivity, 200.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 15.6s InterpolantComputationTime, 14049 NumberOfCodeBlocks, 14049 NumberOfCodeBlocksAsserted, 132 NumberOfCheckSat, 13917 ConstructedInterpolants, 0 QuantifiedInterpolants, 28505 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 132 InterpolantComputations, 31 PerfectInterpolantSequences, 99324/101058 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: 19]: 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: 24]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 36]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 35]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 88.1 MB. Free memory was 61.6 MB in the beginning and 61.6 MB in the end (delta: 60.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 236.03 ms. Allocated memory was 88.1 MB in the beginning and 109.1 MB in the end (delta: 21.0 MB). Free memory was 44.5 MB in the beginning and 87.7 MB in the end (delta: -43.1 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 32.01 ms. Allocated memory is still 109.1 MB. Free memory was 87.7 MB in the beginning and 86.4 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 22.32 ms. Allocated memory is still 109.1 MB. Free memory was 86.4 MB in the beginning and 85.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 481.96 ms. Allocated memory is still 109.1 MB. Free memory was 85.0 MB in the beginning and 79.2 MB in the end (delta: 5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * CodeCheck took 219171.27 ms. Allocated memory was 109.1 MB in the beginning and 3.3 GB in the end (delta: 3.2 GB). Free memory was 79.2 MB in the beginning and 2.7 GB in the end (delta: -2.6 GB). Peak memory consumption was 577.9 MB. Max. memory is 16.1 GB. * Witness Printer took 70.57 ms. Allocated memory is still 3.3 GB. Free memory was 2.7 GB in the beginning and 2.7 GB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 03:48:52,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f868d2c-7ba7-4e91-9e85-aac2d68e8658/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...