./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/genady.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a81080d-a407-4630-b995-17f2836bab60/bin/ukojak-fKGseLULKY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a81080d-a407-4630-b995-17f2836bab60/bin/ukojak-fKGseLULKY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a81080d-a407-4630-b995-17f2836bab60/bin/ukojak-fKGseLULKY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a81080d-a407-4630-b995-17f2836bab60/bin/ukojak-fKGseLULKY/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/genady.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a81080d-a407-4630-b995-17f2836bab60/bin/ukojak-fKGseLULKY/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a81080d-a407-4630-b995-17f2836bab60/bin/ukojak-fKGseLULKY --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6938b5c805400363799492c040263d9022406929 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 04:56:34,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 04:56:34,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 04:56:34,177 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 04:56:34,178 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 04:56:34,182 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 04:56:34,184 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 04:56:34,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 04:56:34,190 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 04:56:34,191 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 04:56:34,192 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 04:56:34,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 04:56:34,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 04:56:34,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 04:56:34,197 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 04:56:34,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 04:56:34,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 04:56:34,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 04:56:34,204 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 04:56:34,206 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 04:56:34,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 04:56:34,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 04:56:34,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 04:56:34,222 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 04:56:34,227 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 04:56:34,231 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 04:56:34,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 04:56:34,233 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 04:56:34,235 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 04:56:34,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 04:56:34,237 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 04:56:34,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 04:56:34,240 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 04:56:34,241 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 04:56:34,243 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 04:56:34,244 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 04:56:34,245 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 04:56:34,245 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 04:56:34,245 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 04:56:34,246 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 04:56:34,247 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 04:56:34,248 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a81080d-a407-4630-b995-17f2836bab60/bin/ukojak-fKGseLULKY/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-10-13 04:56:34,298 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 04:56:34,299 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 04:56:34,301 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 04:56:34,301 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-13 04:56:34,302 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 04:56:34,302 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 04:56:34,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 04:56:34,303 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 04:56:34,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 04:56:34,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 04:56:34,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 04:56:34,311 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 04:56:34,311 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 04:56:34,311 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-13 04:56:34,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 04:56:34,311 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 04:56:34,311 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 04:56:34,312 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-13 04:56:34,312 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-13 04:56:34,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 04:56:34,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 04:56:34,312 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 04:56:34,312 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 04:56:34,313 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 04:56:34,313 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-13 04:56:34,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 04:56:34,313 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 04:56:34,313 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_4a81080d-a407-4630-b995-17f2836bab60/bin/ukojak-fKGseLULKY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a81080d-a407-4630-b995-17f2836bab60/bin/ukojak-fKGseLULKY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6938b5c805400363799492c040263d9022406929 [2021-10-13 04:56:34,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 04:56:34,610 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 04:56:34,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 04:56:34,614 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 04:56:34,615 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 04:56:34,616 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a81080d-a407-4630-b995-17f2836bab60/bin/ukojak-fKGseLULKY/../../sv-benchmarks/c/termination-crafted-lit/genady.c [2021-10-13 04:56:34,680 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a81080d-a407-4630-b995-17f2836bab60/bin/ukojak-fKGseLULKY/data/74c67c631/c90c45187108411b89a9f2135eaf4bac/FLAG4a1430b2d [2021-10-13 04:56:35,107 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 04:56:35,108 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a81080d-a407-4630-b995-17f2836bab60/sv-benchmarks/c/termination-crafted-lit/genady.c [2021-10-13 04:56:35,118 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a81080d-a407-4630-b995-17f2836bab60/bin/ukojak-fKGseLULKY/data/74c67c631/c90c45187108411b89a9f2135eaf4bac/FLAG4a1430b2d [2021-10-13 04:56:35,490 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a81080d-a407-4630-b995-17f2836bab60/bin/ukojak-fKGseLULKY/data/74c67c631/c90c45187108411b89a9f2135eaf4bac [2021-10-13 04:56:35,492 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 04:56:35,494 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 04:56:35,496 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 04:56:35,496 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 04:56:35,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 04:56:35,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:56:35" (1/1) ... [2021-10-13 04:56:35,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28a09ca1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:56:35, skipping insertion in model container [2021-10-13 04:56:35,501 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:56:35" (1/1) ... [2021-10-13 04:56:35,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 04:56:35,519 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 04:56:35,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 04:56:35,715 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 04:56:35,732 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 04:56:35,743 INFO L208 MainTranslator]: Completed translation [2021-10-13 04:56:35,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:56:35 WrapperNode [2021-10-13 04:56:35,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 04:56:35,746 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 04:56:35,746 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 04:56:35,746 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 04:56:35,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:56:35" (1/1) ... [2021-10-13 04:56:35,757 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:56:35" (1/1) ... [2021-10-13 04:56:35,772 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 04:56:35,773 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 04:56:35,773 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 04:56:35,774 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 04:56:35,781 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:56:35" (1/1) ... [2021-10-13 04:56:35,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:56:35" (1/1) ... [2021-10-13 04:56:35,782 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:56:35" (1/1) ... [2021-10-13 04:56:35,783 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:56:35" (1/1) ... [2021-10-13 04:56:35,784 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:56:35" (1/1) ... [2021-10-13 04:56:35,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:56:35" (1/1) ... [2021-10-13 04:56:35,788 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:56:35" (1/1) ... [2021-10-13 04:56:35,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 04:56:35,790 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 04:56:35,791 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 04:56:35,791 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 04:56:35,792 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:56:35" (1/1) ... [2021-10-13 04:56:35,800 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 04:56:35,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a81080d-a407-4630-b995-17f2836bab60/bin/ukojak-fKGseLULKY/z3 [2021-10-13 04:56:35,826 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a81080d-a407-4630-b995-17f2836bab60/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-13 04:56:35,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a81080d-a407-4630-b995-17f2836bab60/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-13 04:56:35,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 04:56:35,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 04:56:36,020 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 04:56:36,020 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-13 04:56:36,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:56:36 BoogieIcfgContainer [2021-10-13 04:56:36,023 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 04:56:36,024 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-13 04:56:36,024 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-13 04:56:36,035 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-13 04:56:36,035 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:56:36" (1/1) ... [2021-10-13 04:56:36,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 04:56:36,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:36,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2021-10-13 04:56:36,080 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2021-10-13 04:56:36,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-10-13 04:56:36,082 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:36,083 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:36,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:36,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:56:36,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:36,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2021-10-13 04:56:36,218 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2021-10-13 04:56:36,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-13 04:56:36,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:36,219 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:36,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:36,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:56:36,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:36,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2021-10-13 04:56:36,354 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2021-10-13 04:56:36,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-13 04:56:36,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:36,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:36,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:36,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:56:36,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:36,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2021-10-13 04:56:36,625 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2021-10-13 04:56:36,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-13 04:56:36,626 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:36,626 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:36,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:36,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:56:36,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:36,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2021-10-13 04:56:36,873 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2021-10-13 04:56:36,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-13 04:56:36,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:36,874 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:36,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:36,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:56:37,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:37,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 33 states and 45 transitions. [2021-10-13 04:56:37,172 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2021-10-13 04:56:37,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-13 04:56:37,175 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:37,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:37,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:37,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:56:37,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:37,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 38 states and 54 transitions. [2021-10-13 04:56:37,492 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 54 transitions. [2021-10-13 04:56:37,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-13 04:56:37,493 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:37,494 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:37,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:37,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:56:37,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:37,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 40 states and 57 transitions. [2021-10-13 04:56:37,776 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2021-10-13 04:56:37,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-13 04:56:37,776 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:37,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:37,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:37,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:56:38,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:38,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 45 states and 66 transitions. [2021-10-13 04:56:38,181 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 66 transitions. [2021-10-13 04:56:38,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-13 04:56:38,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:38,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:38,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:38,241 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:56:38,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:38,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 77 transitions. [2021-10-13 04:56:38,533 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 77 transitions. [2021-10-13 04:56:38,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-13 04:56:38,534 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:38,534 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:38,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:38,574 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:56:38,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:38,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 52 states and 79 transitions. [2021-10-13 04:56:38,706 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 79 transitions. [2021-10-13 04:56:38,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-13 04:56:38,707 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:38,707 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:38,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:38,742 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:56:38,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:38,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 56 states and 82 transitions. [2021-10-13 04:56:38,930 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 82 transitions. [2021-10-13 04:56:38,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-13 04:56:38,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:38,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:38,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:38,979 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:56:39,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:39,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 61 states and 93 transitions. [2021-10-13 04:56:39,275 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 93 transitions. [2021-10-13 04:56:39,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 04:56:39,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:39,277 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:39,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:39,350 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:56:39,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:39,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 64 states and 96 transitions. [2021-10-13 04:56:39,621 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 96 transitions. [2021-10-13 04:56:39,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-13 04:56:39,622 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:39,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:39,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:39,726 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 04:56:40,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:40,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 69 states and 107 transitions. [2021-10-13 04:56:40,193 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 107 transitions. [2021-10-13 04:56:40,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 04:56:40,194 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:40,194 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:40,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:40,269 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:56:40,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:40,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 76 states and 123 transitions. [2021-10-13 04:56:40,820 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 123 transitions. [2021-10-13 04:56:40,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-13 04:56:40,821 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:40,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:40,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:40,870 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 04:56:41,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:41,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 81 states and 136 transitions. [2021-10-13 04:56:41,159 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 136 transitions. [2021-10-13 04:56:41,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-13 04:56:41,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:41,160 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:41,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:41,252 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 04:56:41,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:41,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 85 states and 148 transitions. [2021-10-13 04:56:41,662 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 148 transitions. [2021-10-13 04:56:41,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-13 04:56:41,663 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:41,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:41,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:41,680 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 04:56:41,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:41,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 88 states and 151 transitions. [2021-10-13 04:56:41,818 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 151 transitions. [2021-10-13 04:56:41,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-13 04:56:41,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:41,820 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:41,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:42,003 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-13 04:56:42,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:42,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 94 states and 168 transitions. [2021-10-13 04:56:42,795 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 168 transitions. [2021-10-13 04:56:42,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-13 04:56:42,795 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:42,796 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:42,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:42,837 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-13 04:56:43,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:43,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 96 states and 170 transitions. [2021-10-13 04:56:43,175 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 170 transitions. [2021-10-13 04:56:43,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-13 04:56:43,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:43,177 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:43,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:43,334 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:56:44,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:44,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 103 states and 179 transitions. [2021-10-13 04:56:44,168 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 179 transitions. [2021-10-13 04:56:44,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 04:56:44,168 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:44,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:44,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:44,290 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 04:56:44,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:44,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 108 states and 193 transitions. [2021-10-13 04:56:44,862 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 193 transitions. [2021-10-13 04:56:44,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-13 04:56:44,863 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:44,863 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:44,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:44,957 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:56:45,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:45,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 115 states and 213 transitions. [2021-10-13 04:56:45,770 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 213 transitions. [2021-10-13 04:56:45,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-13 04:56:45,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:45,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:45,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:45,791 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-13 04:56:45,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:45,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 117 states and 215 transitions. [2021-10-13 04:56:45,943 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 215 transitions. [2021-10-13 04:56:45,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-13 04:56:45,944 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:45,944 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:45,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:45,982 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-13 04:56:46,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:46,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 124 states and 223 transitions. [2021-10-13 04:56:46,820 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 223 transitions. [2021-10-13 04:56:46,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-13 04:56:46,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:46,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:46,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:46,851 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-13 04:56:47,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:47,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 128 states and 227 transitions. [2021-10-13 04:56:47,493 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 227 transitions. [2021-10-13 04:56:47,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-13 04:56:47,494 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:47,494 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:47,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:47,661 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:56:48,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:48,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 134 states and 234 transitions. [2021-10-13 04:56:48,595 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 234 transitions. [2021-10-13 04:56:48,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-13 04:56:48,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:48,596 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:48,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:48,679 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:56:49,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:49,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 141 states and 252 transitions. [2021-10-13 04:56:49,729 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 252 transitions. [2021-10-13 04:56:49,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-13 04:56:49,730 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:49,730 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:49,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:49,757 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:56:49,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:49,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 143 states and 256 transitions. [2021-10-13 04:56:49,997 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 256 transitions. [2021-10-13 04:56:49,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-13 04:56:49,997 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:49,998 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:50,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:50,020 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-10-13 04:56:50,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:50,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 145 states and 258 transitions. [2021-10-13 04:56:50,278 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 258 transitions. [2021-10-13 04:56:50,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-13 04:56:50,278 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:50,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:50,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:50,371 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-10-13 04:56:51,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:51,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 153 states and 266 transitions. [2021-10-13 04:56:51,842 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 266 transitions. [2021-10-13 04:56:51,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-13 04:56:51,843 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:51,843 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:51,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:52,069 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:56:53,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:53,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 160 states and 273 transitions. [2021-10-13 04:56:53,003 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 273 transitions. [2021-10-13 04:56:53,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-13 04:56:53,003 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:53,003 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:53,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:53,414 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 54 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:56:54,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:54,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 167 states and 294 transitions. [2021-10-13 04:56:54,617 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 294 transitions. [2021-10-13 04:56:54,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-13 04:56:54,617 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:54,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:54,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:54,699 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 54 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:56:54,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:54,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 169 states and 297 transitions. [2021-10-13 04:56:54,991 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 297 transitions. [2021-10-13 04:56:54,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-13 04:56:54,991 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:54,992 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:54,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:55,009 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-10-13 04:56:55,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:55,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 171 states and 299 transitions. [2021-10-13 04:56:55,206 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 299 transitions. [2021-10-13 04:56:55,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-13 04:56:55,207 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:55,207 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:55,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:55,246 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-10-13 04:56:56,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:56,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 179 states and 311 transitions. [2021-10-13 04:56:56,852 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 311 transitions. [2021-10-13 04:56:56,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-13 04:56:56,852 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:56,853 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:56,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:56,908 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-10-13 04:56:57,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:57,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 181 states and 313 transitions. [2021-10-13 04:56:57,205 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 313 transitions. [2021-10-13 04:56:57,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-13 04:56:57,205 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:57,206 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:57,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:57,440 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:56:58,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:56:58,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 188 states and 326 transitions. [2021-10-13 04:56:58,957 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 326 transitions. [2021-10-13 04:56:58,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-13 04:56:58,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:56:58,958 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:56:58,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:56:58,982 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 57 proven. 6 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-10-13 04:57:00,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:57:00,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 195 states and 334 transitions. [2021-10-13 04:57:00,921 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 334 transitions. [2021-10-13 04:57:00,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-13 04:57:00,922 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:57:00,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:57:00,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:57:00,949 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 57 proven. 6 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-10-13 04:57:01,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:57:01,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 197 states and 336 transitions. [2021-10-13 04:57:01,414 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 336 transitions. [2021-10-13 04:57:01,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-13 04:57:01,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:57:01,415 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:57:01,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:57:01,649 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 85 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:57:04,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:57:04,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 207 states and 359 transitions. [2021-10-13 04:57:04,161 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 359 transitions. [2021-10-13 04:57:04,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-13 04:57:04,161 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:57:04,162 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:57:04,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:57:04,224 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 85 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:57:04,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:57:04,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 210 states and 362 transitions. [2021-10-13 04:57:04,876 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 362 transitions. [2021-10-13 04:57:04,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-13 04:57:04,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:57:04,877 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:57:04,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:57:04,941 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 85 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:57:05,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:57:05,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 212 states and 363 transitions. [2021-10-13 04:57:05,530 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 363 transitions. [2021-10-13 04:57:05,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-13 04:57:05,531 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:57:05,531 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:57:05,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:57:05,573 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-10-13 04:57:05,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:57:05,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 213 states and 363 transitions. [2021-10-13 04:57:05,947 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 363 transitions. [2021-10-13 04:57:05,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-13 04:57:05,948 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:57:05,948 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:57:05,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:57:06,293 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:57:07,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:57:07,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 216 states and 366 transitions. [2021-10-13 04:57:07,271 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 366 transitions. [2021-10-13 04:57:07,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-13 04:57:07,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:57:07,271 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:57:07,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:57:07,334 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:57:08,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:57:08,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 219 states and 370 transitions. [2021-10-13 04:57:08,250 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 370 transitions. [2021-10-13 04:57:08,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-13 04:57:08,251 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:57:08,251 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:57:08,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:57:08,370 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:57:09,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:57:09,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 221 states and 371 transitions. [2021-10-13 04:57:09,003 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 371 transitions. [2021-10-13 04:57:09,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-13 04:57:09,004 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 04:57:09,004 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 04:57:09,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 04:57:09,332 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 123 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 04:57:10,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 04:57:10,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 48 states and 49 transitions. [2021-10-13 04:57:10,097 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2021-10-13 04:57:10,097 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 04:57:10,097 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 49 iterations. [2021-10-13 04:57:10,103 INFO L759 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2021-10-13 04:57:10,344 INFO L565 CodeCheckObserver]: Invariant with dag size 49 [2021-10-13 04:57:10,368 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-13 04:57:10,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.10 04:57:10 ImpRootNode [2021-10-13 04:57:10,372 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-13 04:57:10,372 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 04:57:10,372 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 04:57:10,372 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 04:57:10,373 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:56:36" (3/4) ... [2021-10-13 04:57:10,375 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 04:57:10,382 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-13 04:57:10,382 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 04:57:10,382 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 04:57:10,411 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a81080d-a407-4630-b995-17f2836bab60/bin/ukojak-fKGseLULKY/witness.graphml [2021-10-13 04:57:10,411 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 04:57:10,413 INFO L168 Benchmark]: Toolchain (without parser) took 34917.82 ms. Allocated memory was 81.8 MB in the beginning and 293.6 MB in the end (delta: 211.8 MB). Free memory was 45.8 MB in the beginning and 78.1 MB in the end (delta: -32.2 MB). Peak memory consumption was 178.2 MB. Max. memory is 16.1 GB. [2021-10-13 04:57:10,413 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 81.8 MB. Free memory was 62.0 MB in the beginning and 62.0 MB in the end (delta: 34.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 04:57:10,414 INFO L168 Benchmark]: CACSL2BoogieTranslator took 249.05 ms. Allocated memory was 81.8 MB in the beginning and 115.3 MB in the end (delta: 33.6 MB). Free memory was 45.6 MB in the beginning and 92.7 MB in the end (delta: -47.0 MB). Peak memory consumption was 3.6 MB. Max. memory is 16.1 GB. [2021-10-13 04:57:10,414 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.05 ms. Allocated memory is still 115.3 MB. Free memory was 92.7 MB in the beginning and 91.5 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 04:57:10,415 INFO L168 Benchmark]: Boogie Preprocessor took 16.47 ms. Allocated memory is still 115.3 MB. Free memory was 91.5 MB in the beginning and 90.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 04:57:10,415 INFO L168 Benchmark]: RCFGBuilder took 232.64 ms. Allocated memory is still 115.3 MB. Free memory was 90.3 MB in the beginning and 81.9 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 04:57:10,416 INFO L168 Benchmark]: CodeCheck took 34347.99 ms. Allocated memory was 115.3 MB in the beginning and 293.6 MB in the end (delta: 178.3 MB). Free memory was 81.9 MB in the beginning and 81.1 MB in the end (delta: 842.8 kB). Peak memory consumption was 180.7 MB. Max. memory is 16.1 GB. [2021-10-13 04:57:10,417 INFO L168 Benchmark]: Witness Printer took 38.96 ms. Allocated memory is still 293.6 MB. Free memory was 80.2 MB in the beginning and 78.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 04:57:10,420 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 16 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 34043.2ms, OverallIterations: 49, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 0 SDtfs, -701898474 SDslu, 0 SDs, 0 SdLazy, -833100470 SolverSat, 855601672 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 31762.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10877 GetRequests, 9352 SyntacticMatches, 969 SemanticMatches, 556 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184674 ImplicationChecksByTransitivity, 30009.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 38.9ms SsaConstructionTime, 323.8ms SatisfiabilityAnalysisTime, 4009.7ms InterpolantComputationTime, 1365 NumberOfCodeBlocks, 1365 NumberOfCodeBlocksAsserted, 48 NumberOfCheckSat, 1317 ConstructedInterpolants, 0 QuantifiedInterpolants, 4735 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 48 InterpolantComputations, 24 PerfectInterpolantSequences, 2172/2743 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 15]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 17]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: ((((((((j <= i + 3 && i + 1 < j) && 10001 <= j + i) && j <= 9996) || ((10001 <= j + i && j <= i + 1) && i <= 9995)) || ((10001 <= j + i && j <= 5) && i <= j + 9991)) || ((i < 10000 && 1 < j) && 9997 + j <= i)) || (((j <= 1 && 1 <= j) && i <= j + 9999) && j + 9999 <= i)) || ((10001 <= j + i && j <= 3) && i <= 9995 + j)) || ((10001 <= j + i && j <= 4) && i <= j + 9993) - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 81.8 MB. Free memory was 62.0 MB in the beginning and 62.0 MB in the end (delta: 34.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 249.05 ms. Allocated memory was 81.8 MB in the beginning and 115.3 MB in the end (delta: 33.6 MB). Free memory was 45.6 MB in the beginning and 92.7 MB in the end (delta: -47.0 MB). Peak memory consumption was 3.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 27.05 ms. Allocated memory is still 115.3 MB. Free memory was 92.7 MB in the beginning and 91.5 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 16.47 ms. Allocated memory is still 115.3 MB. Free memory was 91.5 MB in the beginning and 90.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 232.64 ms. Allocated memory is still 115.3 MB. Free memory was 90.3 MB in the beginning and 81.9 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * CodeCheck took 34347.99 ms. Allocated memory was 115.3 MB in the beginning and 293.6 MB in the end (delta: 178.3 MB). Free memory was 81.9 MB in the beginning and 81.1 MB in the end (delta: 842.8 kB). Peak memory consumption was 180.7 MB. Max. memory is 16.1 GB. * Witness Printer took 38.96 ms. Allocated memory is still 293.6 MB. Free memory was 80.2 MB in the beginning and 78.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-13 04:57:10,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a81080d-a407-4630-b995-17f2836bab60/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...