./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-lopstr16/base_case.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba830e60-176c-4265-94f2-2a36c2412f59/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba830e60-176c-4265-94f2-2a36c2412f59/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_ba830e60-176c-4265-94f2-2a36c2412f59/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba830e60-176c-4265-94f2-2a36c2412f59/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-lopstr16/base_case.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba830e60-176c-4265-94f2-2a36c2412f59/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba830e60-176c-4265-94f2-2a36c2412f59/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 32bit --witnessprinter.graph.data.programhash f9dd43881ccf56b8e6da6d28cc61ed7f891fae597b16e121f5ac65378400d596 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:42:26,455 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:42:26,531 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba830e60-176c-4265-94f2-2a36c2412f59/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:42:26,537 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:42:26,538 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:42:26,565 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:42:26,566 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:42:26,567 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:42:26,568 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:42:26,569 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:42:26,570 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:42:26,571 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:42:26,571 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:42:26,572 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:42:26,573 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:42:26,573 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:42:26,574 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:42:26,575 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:42:26,575 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:42:26,576 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:42:26,577 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:42:26,577 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:42:26,578 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:42:26,579 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:42:26,579 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:42:26,580 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:42:26,580 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:42:26,581 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:42:26,581 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:42:26,582 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:42:26,582 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:42:26,583 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:42:26,584 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:42:26,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:42:26,585 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:42:26,585 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_ba830e60-176c-4265-94f2-2a36c2412f59/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba830e60-176c-4265-94f2-2a36c2412f59/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9dd43881ccf56b8e6da6d28cc61ed7f891fae597b16e121f5ac65378400d596 [2023-11-19 03:42:26,901 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:42:26,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:42:26,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:42:26,939 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:42:26,939 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:42:26,941 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba830e60-176c-4265-94f2-2a36c2412f59/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/array-lopstr16/base_case.i [2023-11-19 03:42:30,073 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:42:30,321 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:42:30,321 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba830e60-176c-4265-94f2-2a36c2412f59/sv-benchmarks/c/array-lopstr16/base_case.i [2023-11-19 03:42:30,333 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba830e60-176c-4265-94f2-2a36c2412f59/bin/ukojak-verify-G8NBE6pJGL/data/562881bc0/e9d34c19adcc4281903416dea25e1c1c/FLAG61443f381 [2023-11-19 03:42:30,350 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba830e60-176c-4265-94f2-2a36c2412f59/bin/ukojak-verify-G8NBE6pJGL/data/562881bc0/e9d34c19adcc4281903416dea25e1c1c [2023-11-19 03:42:30,353 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:42:30,355 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:42:30,357 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:42:30,357 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:42:30,363 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:42:30,364 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:42:30" (1/1) ... [2023-11-19 03:42:30,365 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6392012d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:30, skipping insertion in model container [2023-11-19 03:42:30,366 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:42:30" (1/1) ... [2023-11-19 03:42:30,396 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:42:30,615 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:42:30,628 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:42:30,648 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:42:30,670 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:42:30,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:30 WrapperNode [2023-11-19 03:42:30,671 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:42:30,672 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:42:30,672 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:42:30,673 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:42:30,682 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:30" (1/1) ... [2023-11-19 03:42:30,697 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:30" (1/1) ... [2023-11-19 03:42:30,723 INFO L138 Inliner]: procedures = 19, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2023-11-19 03:42:30,723 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:42:30,724 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:42:30,724 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:42:30,725 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:42:30,735 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:30" (1/1) ... [2023-11-19 03:42:30,736 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:30" (1/1) ... [2023-11-19 03:42:30,739 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:30" (1/1) ... [2023-11-19 03:42:30,739 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:30" (1/1) ... [2023-11-19 03:42:30,745 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:30" (1/1) ... [2023-11-19 03:42:30,749 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:30" (1/1) ... [2023-11-19 03:42:30,751 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:30" (1/1) ... [2023-11-19 03:42:30,752 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:30" (1/1) ... [2023-11-19 03:42:30,755 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:42:30,756 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:42:30,757 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:42:30,757 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:42:30,758 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:30" (1/1) ... [2023-11-19 03:42:30,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:42:30,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba830e60-176c-4265-94f2-2a36c2412f59/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:42:30,794 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba830e60-176c-4265-94f2-2a36c2412f59/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:42:30,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba830e60-176c-4265-94f2-2a36c2412f59/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:42:30,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:42:30,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:42:30,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:42:30,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:42:30,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:42:30,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:42:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:42:30,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:42:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:42:30,937 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:42:30,940 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:42:31,152 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:42:31,393 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:42:31,394 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:42:31,399 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:42:31 BoogieIcfgContainer [2023-11-19 03:42:31,399 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:42:31,400 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:42:31,400 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:42:31,409 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:42:31,409 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:42:31" (1/1) ... [2023-11-19 03:42:31,416 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:42:31,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:31,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2023-11-19 03:42:31,473 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2023-11-19 03:42:31,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:42:31,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:31,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:31,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:32,058 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 03:42:32,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:32,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2023-11-19 03:42:32,177 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2023-11-19 03:42:32,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:42:32,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:32,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:32,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:32,411 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 03:42:32,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:32,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2023-11-19 03:42:32,449 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2023-11-19 03:42:32,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:42:32,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:32,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:32,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:32,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:32,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:32,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2023-11-19 03:42:32,821 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2023-11-19 03:42:32,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:42:32,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:32,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:32,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:32,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:33,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:33,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2023-11-19 03:42:33,039 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2023-11-19 03:42:33,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:42:33,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:33,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:33,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:33,129 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:42:33,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:33,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2023-11-19 03:42:33,264 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2023-11-19 03:42:33,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:42:33,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:33,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:33,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:33,575 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 03:42:33,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:33,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-19 03:42:33,642 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-19 03:42:33,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:42:33,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:33,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:33,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:33,776 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:42:33,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:33,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2023-11-19 03:42:33,829 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2023-11-19 03:42:33,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:42:33,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:33,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:33,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:33,952 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:42:33,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:33,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2023-11-19 03:42:33,968 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2023-11-19 03:42:33,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:42:33,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:33,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:34,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:34,147 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:42:34,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:34,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2023-11-19 03:42:34,403 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2023-11-19 03:42:34,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:42:34,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:34,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:34,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:34,704 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:42:35,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:35,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2023-11-19 03:42:35,018 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2023-11-19 03:42:35,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:42:35,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:35,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:35,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:35,400 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:42:35,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:35,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 26 states and 28 transitions. [2023-11-19 03:42:35,753 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2023-11-19 03:42:35,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:42:35,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:35,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:35,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:36,214 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:42:36,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:36,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 29 states and 31 transitions. [2023-11-19 03:42:36,638 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2023-11-19 03:42:36,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:42:36,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:36,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:36,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:37,198 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:42:37,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:37,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 32 states and 34 transitions. [2023-11-19 03:42:37,607 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 34 transitions. [2023-11-19 03:42:37,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:42:37,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:37,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:37,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:38,266 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:42:38,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:38,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 35 states and 37 transitions. [2023-11-19 03:42:38,724 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2023-11-19 03:42:38,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:42:38,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:38,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:38,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:39,365 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:42:39,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:39,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 38 states and 40 transitions. [2023-11-19 03:42:39,774 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 40 transitions. [2023-11-19 03:42:39,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:42:39,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:39,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:39,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:40,523 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:42:40,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:40,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 41 states and 43 transitions. [2023-11-19 03:42:40,952 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 43 transitions. [2023-11-19 03:42:40,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:42:40,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:40,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:41,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:41,799 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:42:42,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:42,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 44 states and 46 transitions. [2023-11-19 03:42:42,375 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions. [2023-11-19 03:42:42,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:42:42,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:42,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:42,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:43,300 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:42:43,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:43,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 47 states and 49 transitions. [2023-11-19 03:42:43,901 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 49 transitions. [2023-11-19 03:42:43,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:42:43,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:43,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:44,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:45,035 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:42:45,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:45,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 50 states and 52 transitions. [2023-11-19 03:42:45,608 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 52 transitions. [2023-11-19 03:42:45,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:42:45,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:45,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:46,683 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:42:47,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:47,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 53 states and 55 transitions. [2023-11-19 03:42:47,352 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 55 transitions. [2023-11-19 03:42:47,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:42:47,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:47,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:47,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:48,672 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:42:49,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:49,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 56 states and 58 transitions. [2023-11-19 03:42:49,295 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 58 transitions. [2023-11-19 03:42:49,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:42:49,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:49,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:49,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:50,673 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:42:51,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:51,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 59 states and 61 transitions. [2023-11-19 03:42:51,376 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 61 transitions. [2023-11-19 03:42:51,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:42:51,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:51,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:51,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:52,800 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:42:53,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:53,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 62 states and 64 transitions. [2023-11-19 03:42:53,544 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 64 transitions. [2023-11-19 03:42:53,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:42:53,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:53,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:53,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:55,140 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:42:55,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:55,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 65 states and 67 transitions. [2023-11-19 03:42:55,909 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 67 transitions. [2023-11-19 03:42:55,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:42:55,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:55,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:56,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:57,654 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:42:58,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:58,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 68 states and 70 transitions. [2023-11-19 03:42:58,377 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 70 transitions. [2023-11-19 03:42:58,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:42:58,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:58,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:58,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:00,173 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:43:00,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:00,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 71 states and 73 transitions. [2023-11-19 03:43:00,943 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 73 transitions. [2023-11-19 03:43:00,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:43:00,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:00,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:01,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:02,750 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:43:03,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:03,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 74 states and 76 transitions. [2023-11-19 03:43:03,439 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 76 transitions. [2023-11-19 03:43:03,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 03:43:03,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:03,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:03,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:05,001 INFO L134 CoverageAnalysis]: Checked inductivity of 653 backedges. 0 proven. 651 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:43:05,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:05,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 77 states and 79 transitions. [2023-11-19 03:43:05,731 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 79 transitions. [2023-11-19 03:43:05,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 03:43:05,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:05,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:07,323 INFO L134 CoverageAnalysis]: Checked inductivity of 717 backedges. 0 proven. 715 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:43:08,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:08,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 80 states and 82 transitions. [2023-11-19 03:43:08,109 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 82 transitions. [2023-11-19 03:43:08,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 03:43:08,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:08,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:08,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:10,093 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 0 proven. 782 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:43:10,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:10,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 83 states and 85 transitions. [2023-11-19 03:43:10,906 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 85 transitions. [2023-11-19 03:43:10,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 03:43:10,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:10,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:11,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat