./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-memory-linkedlists/nondet_ll_search-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8d05c8-2ff1-4d3a-8f88-eb4795606f79/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8d05c8-2ff1-4d3a-8f88-eb4795606f79/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8d05c8-2ff1-4d3a-8f88-eb4795606f79/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8d05c8-2ff1-4d3a-8f88-eb4795606f79/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-memory-linkedlists/nondet_ll_search-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8d05c8-2ff1-4d3a-8f88-eb4795606f79/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8d05c8-2ff1-4d3a-8f88-eb4795606f79/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 172524b4e342416491c2ef5c4731384cf6bbf2c924732383330a25ef9d1768f2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:34:25,680 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:34:25,783 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8d05c8-2ff1-4d3a-8f88-eb4795606f79/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 02:34:25,788 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:34:25,789 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:34:25,812 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:34:25,812 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:34:25,813 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:34:25,814 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:34:25,814 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:34:25,815 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:34:25,816 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:34:25,816 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:34:25,817 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:34:25,817 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:34:25,818 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:34:25,818 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:34:25,819 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:34:25,819 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:34:25,820 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:34:25,820 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:34:25,821 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:34:25,822 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:34:25,822 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:34:25,823 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:34:25,823 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:34:25,824 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:34:25,824 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:34:25,824 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:34:25,825 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:34:25,825 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:34:25,826 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:34:25,826 INFO L153 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_fb8d05c8-2ff1-4d3a-8f88-eb4795606f79/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8d05c8-2ff1-4d3a-8f88-eb4795606f79/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 172524b4e342416491c2ef5c4731384cf6bbf2c924732383330a25ef9d1768f2 [2023-11-19 02:34:26,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:34:26,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:34:26,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:34:26,138 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:34:26,139 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:34:26,140 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8d05c8-2ff1-4d3a-8f88-eb4795606f79/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/termination-memory-linkedlists/nondet_ll_search-alloca-1.i [2023-11-19 02:34:29,194 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:34:29,486 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:34:29,487 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8d05c8-2ff1-4d3a-8f88-eb4795606f79/sv-benchmarks/c/termination-memory-linkedlists/nondet_ll_search-alloca-1.i [2023-11-19 02:34:29,517 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8d05c8-2ff1-4d3a-8f88-eb4795606f79/bin/ukojak-verify-G8NBE6pJGL/data/0679306c9/254cb0613e014e0f92b8eb0781b6e236/FLAGa513f5f43 [2023-11-19 02:34:29,531 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8d05c8-2ff1-4d3a-8f88-eb4795606f79/bin/ukojak-verify-G8NBE6pJGL/data/0679306c9/254cb0613e014e0f92b8eb0781b6e236 [2023-11-19 02:34:29,534 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:34:29,535 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:34:29,537 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:34:29,537 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:34:29,541 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:34:29,542 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:34:29" (1/1) ... [2023-11-19 02:34:29,543 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4aeeea38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:29, skipping insertion in model container [2023-11-19 02:34:29,543 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:34:29" (1/1) ... [2023-11-19 02:34:29,591 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:34:29,963 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:34:29,982 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:34:30,019 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:34:30,050 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:34:30,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:30 WrapperNode [2023-11-19 02:34:30,051 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:34:30,052 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:34:30,052 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:34:30,052 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:34:30,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:30" (1/1) ... [2023-11-19 02:34:30,072 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:30" (1/1) ... [2023-11-19 02:34:30,093 INFO L138 Inliner]: procedures = 114, calls = 13, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 68 [2023-11-19 02:34:30,094 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:34:30,094 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:34:30,095 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:34:30,095 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:34:30,103 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:30" (1/1) ... [2023-11-19 02:34:30,104 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:30" (1/1) ... [2023-11-19 02:34:30,107 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:30" (1/1) ... [2023-11-19 02:34:30,107 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:30" (1/1) ... [2023-11-19 02:34:30,113 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:30" (1/1) ... [2023-11-19 02:34:30,116 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:30" (1/1) ... [2023-11-19 02:34:30,118 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:30" (1/1) ... [2023-11-19 02:34:30,119 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:30" (1/1) ... [2023-11-19 02:34:30,121 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:34:30,122 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:34:30,122 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:34:30,123 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:34:30,123 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:30" (1/1) ... [2023-11-19 02:34:30,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:34:30,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8d05c8-2ff1-4d3a-8f88-eb4795606f79/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:34:30,162 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8d05c8-2ff1-4d3a-8f88-eb4795606f79/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:34:30,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb8d05c8-2ff1-4d3a-8f88-eb4795606f79/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:34:30,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:34:30,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:34:30,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:34:30,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:34:30,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:34:30,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:34:30,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:34:30,325 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:34:30,327 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:34:30,516 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:34:30,606 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:34:30,606 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:34:30,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:34:30 BoogieIcfgContainer [2023-11-19 02:34:30,611 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:34:30,612 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:34:30,612 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:34:30,623 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:34:30,623 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:34:30" (1/1) ... [2023-11-19 02:34:30,645 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:34:30,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:30,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2023-11-19 02:34:30,701 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2023-11-19 02:34:30,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:34:30,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:30,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:30,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:31,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:31,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:31,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2023-11-19 02:34:31,099 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2023-11-19 02:34:31,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:34:31,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:31,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:31,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:31,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:31,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:31,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2023-11-19 02:34:31,353 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2023-11-19 02:34:31,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:34:31,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:31,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:31,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:31,580 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:31,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:31,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2023-11-19 02:34:31,830 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2023-11-19 02:34:31,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:34:31,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:31,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:31,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:32,150 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:32,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:32,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2023-11-19 02:34:32,184 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2023-11-19 02:34:32,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:34:32,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:32,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:32,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:32,413 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:32,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:32,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2023-11-19 02:34:32,587 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2023-11-19 02:34:32,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:34:32,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:32,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:32,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:32,875 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:33,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:33,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2023-11-19 02:34:33,048 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2023-11-19 02:34:33,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:34:33,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:33,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:33,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:33,287 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:33,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:33,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2023-11-19 02:34:33,506 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2023-11-19 02:34:33,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:34:33,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:33,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:33,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:33,864 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:34,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:34,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2023-11-19 02:34:34,089 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2023-11-19 02:34:34,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:34:34,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:34,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:34,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:34,488 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:34,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:34,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 30 states and 39 transitions. [2023-11-19 02:34:34,718 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2023-11-19 02:34:34,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:34:34,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:34,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:34,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:35,148 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:35,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:35,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 33 states and 43 transitions. [2023-11-19 02:34:35,426 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2023-11-19 02:34:35,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:34:35,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:35,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:35,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:35,966 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:36,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:36,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 36 states and 47 transitions. [2023-11-19 02:34:36,261 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 47 transitions. [2023-11-19 02:34:36,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:34:36,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:36,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:36,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:36,852 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:37,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:37,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 39 states and 51 transitions. [2023-11-19 02:34:37,137 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 51 transitions. [2023-11-19 02:34:37,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:34:37,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:37,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:37,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:37,858 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:38,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:38,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 42 states and 55 transitions. [2023-11-19 02:34:38,169 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2023-11-19 02:34:38,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:34:38,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:38,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:38,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:38,923 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:39,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:39,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 45 states and 59 transitions. [2023-11-19 02:34:39,245 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2023-11-19 02:34:39,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:34:39,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:39,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:39,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:40,030 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:40,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:40,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 48 states and 63 transitions. [2023-11-19 02:34:40,399 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2023-11-19 02:34:40,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:34:40,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:40,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:40,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:41,315 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:41,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:41,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 51 states and 67 transitions. [2023-11-19 02:34:41,692 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2023-11-19 02:34:41,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:34:41,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:41,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:41,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:42,638 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:43,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:43,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 54 states and 71 transitions. [2023-11-19 02:34:43,038 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 71 transitions. [2023-11-19 02:34:43,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:34:43,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:43,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:43,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:44,089 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:44,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:44,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2023-11-19 02:34:44,485 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2023-11-19 02:34:44,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:34:44,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:44,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:44,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:45,727 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:46,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:46,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 60 states and 79 transitions. [2023-11-19 02:34:46,142 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 79 transitions. [2023-11-19 02:34:46,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:34:46,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:46,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:46,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:47,273 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:47,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:47,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 63 states and 83 transitions. [2023-11-19 02:34:47,719 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2023-11-19 02:34:47,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:34:47,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:47,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:47,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:49,076 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:49,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:49,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 66 states and 87 transitions. [2023-11-19 02:34:49,543 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 87 transitions. [2023-11-19 02:34:49,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:34:49,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:49,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:49,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:50,784 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:51,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:51,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 69 states and 91 transitions. [2023-11-19 02:34:51,261 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 91 transitions. [2023-11-19 02:34:51,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:34:51,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:51,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:51,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:52,544 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:53,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:53,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 72 states and 95 transitions. [2023-11-19 02:34:53,043 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 95 transitions. [2023-11-19 02:34:53,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 02:34:53,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:53,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:53,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:54,598 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 0 proven. 693 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:55,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:55,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 75 states and 99 transitions. [2023-11-19 02:34:55,117 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 99 transitions. [2023-11-19 02:34:55,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 02:34:55,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:55,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:55,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:56,413 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 0 proven. 759 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:56,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:56,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 78 states and 103 transitions. [2023-11-19 02:34:56,951 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 103 transitions. [2023-11-19 02:34:56,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 02:34:56,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:56,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:57,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:58,522 INFO L134 CoverageAnalysis]: Checked inductivity of 828 backedges. 0 proven. 828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:59,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:59,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 81 states and 107 transitions. [2023-11-19 02:34:59,043 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 107 transitions. [2023-11-19 02:34:59,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 02:34:59,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:59,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:59,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:00,545 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 0 proven. 900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:01,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:01,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 84 states and 111 transitions. [2023-11-19 02:35:01,084 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 111 transitions. [2023-11-19 02:35:01,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 02:35:01,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:01,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:01,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:02,636 INFO L134 CoverageAnalysis]: Checked inductivity of 975 backedges. 0 proven. 975 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:03,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:03,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 87 states and 115 transitions. [2023-11-19 02:35:03,186 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 115 transitions. [2023-11-19 02:35:03,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-19 02:35:03,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:03,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:03,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:04,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 0 proven. 1053 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:05,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:05,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 90 states and 119 transitions. [2023-11-19 02:35:05,432 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 119 transitions. [2023-11-19 02:35:05,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-19 02:35:05,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:05,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:05,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:07,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 0 proven. 1134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:07,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:07,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 93 states and 123 transitions. [2023-11-19 02:35:07,994 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 123 transitions. [2023-11-19 02:35:07,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-19 02:35:07,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:07,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:08,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:09,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1218 backedges. 0 proven. 1218 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:10,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:10,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 96 states and 127 transitions. [2023-11-19 02:35:10,428 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 127 transitions. [2023-11-19 02:35:10,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-19 02:35:10,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:10,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:10,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:35:12,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1305 backedges. 0 proven. 1305 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:35:13,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:35:13,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 99 states and 131 transitions. [2023-11-19 02:35:13,240 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 131 transitions. [2023-11-19 02:35:13,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-19 02:35:13,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:35:13,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:35:13,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat